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Agricultural Systems

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Editor: J.W. Hansen
Editor: J.W. Hansen

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Series handle: RePEc:eee:agisys
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Content

1991, Volume 37, Issue 2

1991, Volume 37, Issue 1

1-23 A bioenergetic model of plant root growth in soil
by McCoy, Edward L.
25-38 Determination of optimum wheat cultivar characteristics using a growth model
by Singels, A. & de Jager, J. M.
39-53 Estimating returns on agricultural commodity extension
by Donovan, P. A. & Darroch, M. A. G.
55-75 Cattle production and utilisation in smallholder farming systems in Southern Mozambique
by Rocha, Antonio & Starkey, Paul & Dionisio, Antonio C.
77-85 Medic seed production in Tunisia
by Chatterton, B. & Chatterton, L.
87-98 Interpretation of linear profit functions in the presence of correlated predictors, with application to decision support in a dairy enterprise
by Stott, A. W. & Elston, D. A.
99-100 Critical issues in biological control : M. Mackauer, L. E. Ehler and J. Roland (eds). Intercept, Andover, Hants, 1990. 330 pp. Price: [pound sign]40.00 (hardback). ISBN 0 946707 19 7
by Copland, Mike
100-101 Economics of natural resources and the environment : D. W. Pearce and R. K. Turner. Harvester Wheatsheaf, London, 1990. 378 pp. Price: [pound sign]13.95 (paperback). ISBN 0 7450 0225 0
by McGregor, M. J.
101-102 Systems theory applied to agriculture and the food chain : Edited by J. G. W. Jones and P. R. Street. Elsevier Applied Science, London, 1990. 365 pp. Price: [pound sign]62.00 (hardback). ISBN 1 85166 510 2
by Thornton, P. K.
102-103 Modelling of energy forestry: growth, water relations and economics : Edited by K. L. Perttu and P. J. Kowalik. Pudoc, Wageningen, 1989. 198 pp. Price: Df 80.00 (hardback). ISBN 90 220 0947 5
by Muetzelfeldt, Robert

1991, Volume 36, Issue 4

375-395 A procedure to reduce parameter uncertainty for complex models by comparison with real system output illustrated on a potato growth model
by Klepper, O. & Rouse, D. I.
397-407 A case study of institutional change in an agricultural research organization
by Schoorl, D. & Holt, J. E.
409-425 Highlights from the use of the soft systems methodology to improve agrotechnology transfer in Kona, Hawaii
by Mills-Packo, Pamela A. & Wilson, Kathleen & Rotar, Peter
427-438 Modeling acreage response with risk consideration: The case of estate tobacco in Malawi
by Chembezi, Duncan M.
439-470 A warm-season annual grass growth model parameterized for maize and sudangrass
by Rao Kanneganti, V. & Fick, Gary W.
471-487 Simulation of yield distributions in millet-cowpea intercropping
by Lowenberg-DeBoer, J. & Krause, Mark & Deuson, Robert & Reddy, K. C.
489-490 Agricultural ecology : Joy Tivy. Longman, UK, 1990. 288 pages. Price: [pound sign]11.95 (paperback). ISBN 0 582 30163 7
by Thornton, Philip
490-490 European agriculture: Policy issues and options to 2000 : Nikos Alexandros (ed.). FAO, 1990. 246 pp. Price: [pound sign]35 (hardback)
by Beattie, Ian
490-491 Conflict and change in the countryside : Guy M. Robinson. Belhaven Press, 1990. 482 pp. Price: [pound sign]14.95 (paperback); [pound sign]40.00 (hardback). ISBN 1 85293 043 8 (HBk). ISBN 1 85293 044 6 (PBk)
by Todd, Eric
491-493 Variability in grain yields : Edited by J. R. Anderson and P. B. R. Hazell. Johns Hopkins University Press, Baltimore and London. 395 pp. Price: [pound sign]30.50 (hardback) ISBN 0-8018-3793-6
by Simmonds, N. W.
493-494 Seasonal variability in third world agriculture: the consequences for food security : Edited by David E. Sahn. Johns Hopkins University Press for the International Food Policy Research Institute, Baltimore and London, 1989. 366 pp. Price: [pound sign]30.00 (hardback). ISBN 0 8018 3829 0
by Maxwell, Simon
494-495 Climate change and world agriculture : Martin Parry. Earthscan, London, 172 pp. Price: [pound sign]9.95 (paperback). ISBN 1 85383 065 8
by McGregor, M. J.
495-496 Village and household economies in India's semi-arid tropics : Thomas S. Walker and James G. Ryan. Johns Hopkins University Press, Baltimore. 394 pp. Price: $34.00. ISBN 0-8018-3886-X
by Anderson, Jock

1991, Volume 36, Issue 3

251-265 Productive and stable pasture systems for cattle fattening in the humid tropics. 1. Field testing on a naturally fertile site
by Teitzel, J. K. & Wilson, R. J. & Mellor, W.
267-277 Productive and stable pasture systems for cattle fattening in the humid tropics. 2. Field testing on a naturally infertile site
by Teitzel, J. K. & Wilson, R. J.
279-296 Productive and stable pasture systems for cattle fattening in the humid tropics. 3. Development and use of a computer model to evaluate management options
by Teitzel, J. K.
297-314 Expert system for irrigation management (ESIM)
by Srinivasan, R. & Engel, Bernard A. & Paudyal, G. N.
315-328 Efficiency and fractal behaviour of optimisation methods on multiple-optima surfaces
by Mayer, D. G. & Schoorl, D. & Butler, D. G. & Kelly, A. M.
329-349 A simulation model for the dynamics of rice growth and development: III. Validation of the model with high-yielding varieties
by Graf, B. & Dingkuhn, M. & Schnier, F. & Coronel, V. & S. Akita
351-367 Modelling growth and productivity of Yams (Dioscorea Spp): Prospects and problems
by Onwueme, I. C. & Haverkort, A. J.
369-370 The economics of fertilizer use in developing countries: A case study of Bangladesh : By A. Parikh. Gower, Aldershot, England, 1990. 193 pp. ISBN 0-566-05607-0. Price: [pound sign] (hardback)
by Baanante, C.
370-372 Food crops vs feed crops: Global substitution of grains in production : By D. Barkin, R. I. Bart and B. R. De Walt. Lynne Rienner Publishers, Boulder and London, 1990. 168 pp. ISBN 1-55587-185-2. Price: [pound sign]21[middle dot]56 (hardback)
by Lynam, J.

1991, Volume 36, Issue 2

125-135 Modeling of the dynamics of accelerated growth following feed restriction in chicks
by Talpaz, Hovav & Sharpe, Peter J. H. & Wu, Hsin-I. & Plavnik, Isaak & Hurwitz, Shmuel
137-157 Evaluating biological productivity in intercropping systems with production possibility curves
by Ranganathan, Radha & Fafchamps, Marcel & Walker, Thomas S.
159-171 Local adaptation, varietal diversity and the skewness of regional crop yields
by Nguyen, Hung P. & Anderson, Jock R.
173-189 Farmer participatory research and agroforestry development--A case study from northern Zambia
by Holden, Stein T. & Joseph, Lawrence Otika
191-206 A set of farmer-based diagnostic methods for setting post `green revolution' rice research priorities
by Fujisaka, Sam
207-220 The economics of water harvesting and supplementary irrigation in the semi-arid tropics of India
by Pandey, Sushil
221-230 Modelling export opportunities for the Hong Kong fresh fruit and vegetable market
by Mayer, D. G. & Schoorl, D. & Holt, J. E.
231-240 A mathematical forecasting model for the annual prevalence of Fasciolosis
by Goodall, E. A. & McIlroy, S. G. & McCracken, R. M. & McLoughlin, E. M. & Taylor, S. M.
241-242 Sustainable agriculture in temperate zones : Edited by C. A. Francis, C. B. Flora and L. D. King. John Wiley and Sons, New York and Chichester, 1990. 487 pp. ISBN 0-471-62227-3. Price: [pound sign]55.15 (hardback)
by Thornton, Philip
242-243 Mathematical approaches to problems in resource management and epidemiology. Lecture notes in biomathematics 81 : Edited by C. Castillo-Chavez, S. A. Levin and C. A. Shoemaker. Springer-Verlag, Berlin and Heidelberg, 1989. ISBN 3-540-51820-7. Price: DM 61 (paperback)
by Edwards-Jones, G.
243-244 Milk production in the tropics : Edited by A. Chamberlain. Longman Scientific and Technical, Essex, 1989. 242 pp. ISBN 0-582-77513-2. Price: [pound sign]7.00 (paperback)
by Dijkman, Jeroen T.
244-246 The social sciences in international agricultural research: Lessons from the CRSPs : Edited by C. M. McCorkle. Lynne Rienner Publishers, London, 1989. 266 pp. ISBN 1-55587-133-X. Price: [pound sign]32.50 (hardback)
by Skerratt, Sarah
244-258 Simulation of ecophysiological processes of growth in several annual crops : Edited by F. W. T. Penning de Vries, D. M. Jansen, H. F. M. ten Berge and A. Bakema. Simulation Monographs 29. Pudoc, Wageningen, The Netherlands, 1989. 271 pp. ISBN 90-220-0937-8. Price: $100.00 (hardback)
by Hoogenboom, G.
246-247 Crop improvement utilizing biotechnology : Edited by R. Lal and S. Lal. CRC Press, Boca Raton, Florida, 1990. 353 pp. ISBN 0-8493-5082-4. Price: US$179.95 (hardback)
by Smith, Steven M.

1991, Volume 36, Issue 1

1-15 Economic trade-off between pasture production and crop weed control
by Abadi Ghadim, Amir K. & Pannell, David J.
17-41 Evaluation of four simulation models of cattle growth and body composition: Part II--Simulation and comparison with experimental growth data
by Arnold, R. N. & Bennett, G. L.
43-63 Management systems analysis as guidance for effective interdisciplinary grazingland research
by Stuth, Jerry W. & Scifres, Charles J. & Hamilton, Wayne T. & Conner, J. Richard
65-78 The technology adoption process in subsistence agriculture: The case of cassava in Southwestern Nigeria
by Polson, Rudulph A. & Spencer, Dunstan S. C.
79-103 The potential economic returns to the Australian beef industry from a new twinning technology
by Farquharson, R. J. & Griffith, G. R.
105-116 An economic nutrition model of beef production
by Meek, R. M. & Kilpatrick, D. J.
117-119 GrazFeed, a computer program : By M. Freer and J. Donnelly. Horizon Agriculture, PO Box 679. Manly 2095, Australia
by Morley, F.
119-119 Le risque en agriculture : Edited by Michel Eldin and Pierre Milleville. ORSTOM, Institut Francais de Recherche Scientifique pour le Developpement en Cooperation, Paris, 1989. 619 pp. ISBN 2 7099 0960 X. Price: FF250
by Morgan, O.
119-121 After the green revolution: Sustainable agriculture for development : By G. R. Conway and E. W. Barbier. Earthscan Publications Limited, London, 1990. 205 pp. ISBN 1-8 5383-035-6. Price: [pound sign]8[middle dot]95 (paperback)
by Skerratt, S.

1991, Volume 35, Issue 4

361-376 Small farmer development: Experiences of commonwealth developing countries
by Hassanullah, M.
377-399 Comparative analysis of the village ecosystem function of different tribes living in the same area in Arunachal Pradesh in North-eastern India
by Maikhuri, R. K. & Ramakrishnan, P. S.
401-432 Evaluation of four simulation models of cattle growth and body composition: Part I--Comparison and characterization of the models
by Arnold, R. N. & Bennett, G. L.
433-453 An analysis of the marginal value of cropland and nitrogen fertilizer use under alternative farm programs
by Huang, Wen-Yuan & Uri, Noel D.
455-469 ISFARM: An integrated system for farm management: Part I--Methodology
by Amir, I. & Puech, J. & Granier, J.
471-472 First the seed. The political economy of plant biotechnology 1492-2000 : J. R. Kloppenburg. Cambridge University Press, Cambridge, 1988. 349 pp. Price [pound sign]30. ISBN 0 521 32691 5
by Simmonds, N. W.
472-473 Agroforestry for soil conservation : Anthony Young. CAB International, Wallingford, UK, in cooperation with ICRAF, 1989. 276 pp. Price: [pound sign]14.95 (paperback). ISBN 0 85198 648 X
by Dury, S. J.
473-474 Sub-Saharan Africa: from crisis to sustainable growth : International Bank for reconstruction and development, Washington DC: The World Bank, 1989. 300 pp. Price: US$12.95 (paperback). ISBN 0-8213-1349-5
by Blackie, Malcolm J.
474-475 Farm incomes, wealth and agricultural policy : Berkely Hill. Avebury, 1989. 221 pp. Price: [pound sign]30.00. ISBN 0 556 05450 7
by Lilwall, N. B.

1991, Volume 35, Issue 3

235-249 `Systems research' or `research with a systems perspective' in Africa Some organizational and technical issues
by Stoop, W. A. & Bingen, R. J.
251-264 An approach to the development of expanded postgraduate training for agricultural scientists within the Southern African development coordination conference region
by Jones, R. B. & Blackie, M. J.
265-285 Validation of agricultural expert systems
by Harrison, S. R.
287-311 The development of a prototype computerised management information system for a mixed enterprise farm
by Favier, J. F. & Dodd, V. A.
313-320 Estimations of the increase in milk production due to the introduction of maize silage to a dairy farm in a sub-tropical environment: A time series approach
by Kerr, D. V. & Cowan, R. T. & Chaseling, J.
321-337 Crop simulation modelling using a transputer-based parallel computer
by Thornton, P. K. & Blair-Fish, J. A. & Wilson, S. M. D.
339-351 The impact of foodcrop production on sustained livestock production in semi-arid regions of Kenya
by Mukhebi, A. W. & Knipscheer, H. C. & Sullivan, G.
353-367 Econometric modelling of agricultural commodity markets : By David Hallam. Routledge, London, 1990. 218pp. ISBN 0 415 00405 5. Price [pound sign]35 (Hardback)
by Thomson, K. J.
354-367 The food resource : By John T. Pierce. Longman Scientific and Technical, Harlow, 1990. 334 pp. ISBN 0-582-30537-3. Price: [pound sign]12[middle dot]95 (Paperback)
by Carter, Simon E.
355-356 Handbook of energy for world agriculture : By B. A. Stout. Elsevier Science Publishers, London, 1990, 504 pp. ISBN 1-85166-349-5. Price [pound sign]75 (Hardback)
by McGechan, M. B.
355-367 Planning for agricultural development : By J. A. Mollett. Avebury, Aldershot, Hampshire, 1990. 264 pp. ISBN 0 566 07142 8. Price: [pound sign]32[middle dot]50 (Hardback)
by Thornton, P. K.
356-357 Development theory and the three worlds : By Bjorn Hettne. Longman Scientific and Technical, Harlow, 1990. xii + 296 pp. ISBN 0-582-00559-0. Price: [pound sign]9[middle dot]95 (Paperback)
by Good, Anthony

1991, Volume 35, Issue 2

111-127 FLORES: A model on the keeping quality of cut flowers
by van Doorn, Wouter G. & Tijskens, L. M. M.
129-155 Modeling the impacts of two agricultural policies on the US livestock sector: A systems approach
by Brandt, Jon A. & Young, Robert E. & Womack, Abner W.
157-171 Economic optimisation of Heliothis thresholds on cotton using a pest management model
by Cox, P. G. & Marsden, S. G. & Brook, K. D. & Talpaz, H. & Hearn, A. B.
173-187 Improvement of yielding ability in Japonica rice cultivars and its impact on regional yield increase in Kinki District, Japan
by Hasegawa, Toshihiro & Horie, Takeshi & Yandell, Brian S.
189-208 A simulation model to assess primary production and use of Bouteloua gracilis grasslands. Part I--Model structure and validation
by Lopez-Tirado, Quito & Jones, J. G. W.
209-227 A simulation model to assess primary production and use of Bouteloua gracilis grasslands. Part II--Experimentation
by Lopez-Tirado, Quito & Jones, J. G. W.
229-230 ISNAR Agricultural Research Indicator Series: A Global Database on National Agricultural Research Systems : By P. G. Pardey and J. Roseboom. Cambridge University Press, Cambridge, 1989. 547 pages. ISBN 0 521 37368 9. Price: [pound sign]35 (hardback)
by Thornton, P. K.
230-230 Agricultural Ecology and Environment : Edited by M. G. Paoletti, B. R. Stinner and G. G. Lorenzoni. Elsevier Science Publishers, Amsterdam, 1989. 636 pp. ISBN 0 444 886 10 9. Price: US$143[middle dot]50
by Hughes, G.
230-232 Agricultural Research and Technology Transfer : By I. Arnon. Elsevier Applied Science, London, 1989, 844 pages. ISBN 1 85166 275 8. Price: [pound sign]8[middle dot]00 (hardback) (US$153[middle dot]00)
by Harrison, S. R.

1991, Volume 35, Issue 1

1-20 GINQUAL: A cotton processing quality model
by Barker, G. L. & Baker, R. V. & Laird, J. W.
21-36 Structure and behavior of a deterministic model of reproductive performance in beef cattle
by Denham, S. C. & Larsen, R. E. & Boucher, J. & Adams, E. L.
37-51 Modeling competition for light between soybean and broadleaf weeds
by Wiles, L. J. & Wilkerson, G. G.
53-67 Adapting the SPUR animal submodel for use on fescue pastures by including rumen and heat stress logic
by Seman, D. H. & Frere, M. H. & Stuedemann, J. A. & Wilkinson, S. R.
69-80 Environmental conservation and sheep farming in the United Kingdom
by Hughes, G. O.
81-87 A mathematical model for the impact of energy input in land preparation on yield of rice
by Bhattacharya, Abhijit
89-102 Fertilizer and organic manure use under uncertainty: Policy comparisons for irrigated and dryland farming systems in South India
by Babu, Suresh Chandra & Subramanian, S. R. & Rajasekaran, B.
103-104 The rumen microbial ecosystem : Edited by P. N. Hobson. Elsevier Applied Science, London, 1988. 527 pp. ISBN 1-85166-188-3. Price: [pound sign]77 (hardback)
by Oldham, J. D.
104-105 The fragile environment : Edited by L. E. Friday and R. A. Laskey. Cambridge University Press, Cambridge, 1989. 198 pp. ISBN 0 521 36337 3. Price: [pound sign]12.95 ($19.95) (hardback)
by Thornton, P. K.
105-106 Useful plants of neotropical origin and their wild relatives : By H. Brucher. Springer-Verlag, Berlin, Heidelberg, New York, 1989. 296 pp. ISBN 3-540-18743-X. Price: DM 198 (hardback)
by Giller, Ken
106-107 Management in agricultural and rural development : By P. Smith. Elsevier Applied Science, London, 1989. 276 pp. ISBN 1-85166-355-X. Price: [pound sign]40.00 (hardback)
by Wadsworth, Jonathan

1990, Volume 34, Issue 4

277-299 Simulation of hay-making systems: Part 1-- development of the model
by Gupta, M. L. & McMahon, T. A. & Macmillan, R. H. & Bennett, D. W.
301-318 Simulation of hay-making systems: Part 2--Application of the model
by Gupta, M. L. & Macmillan, R. H. & McMahon, T. A. & Bennett, D. W.
319-336 Simulation of meteorological data for use in agricultural production studies
by Van Tassell, Larry W. & Richardson, James W. & Conner, J. Richard
337-348 Goal programming for estimating initial influx of insect pests
by Brown, L. G. & McClendon, R. W. & Akbay, K. S.
349-368 Economic analysis of soil erosion effects in alley cropping, no-till and bush fallow systems in South Western Nigeria
by Ehui, S. K. & Kang, B. T. & Spencer, D. S. C.
369-370 Climate and agriculture: Systems approaches to decision making : Edited by A. Weiss. Proceedings of a workshop held in Charleston, South Carolina, 5-7 March 1989. Available from the Department of Agricultural Meteorology, 245 L. W. Chase Hall, University of Nebraska, Lincoln, NE 68583-0728, USA. 304 pp. Price: $30 (USA), $35 (elsewhere). ISBN not given
by Stott, A. W.
370-371 Farmer first : Edited by Robert Chambers, Arnold Pacey and Lori Ann Thrupp. Intermediate Technology Publications, UK, 1989. 218 pp. Price: [pound sign]2[middle dot]50 (paperback). ISBN 1-85339-007-0
by Fawcett, R. H.

1990, Volume 34, Issue 3

183-190 Regression of a model on real-system output: An invalid test of model validity
by Harrison, S. R.
191-205 Forecasting Victorian fleece weights using a climatic pasture index
by Shaw, I. & Findlay, C. J.
207-221 An evaluation of a FSR/E project: Costs and benefits of research and extension
by Grafton, R. Quentin & Walters, Edward B. & Bertelsen, Michael K.
223-236 Deviant organisations in development: A review of theories of intervention
by Smith, P. J.
237-257 A survey method to characterise spatial variation for rural development projects
by Carter, Simon E.
259-275 Developing efficient extension strategies: Results of an experiment involving Costa Rican livestock producers
by Wadsworth, Jonathan

1990, Volume 34, Issue 2

103-122 Modelling reproductive management systems for beef cattle
by Azzam, Sara Melin & Kinder, J. E. & Nielsen, M. K.
123-132 The application of open and closed systems theory to change in agricultural institutions
by Holt, J. E. & Schoorl, D.
133-149 A multiple objective land use planning model for Nepalese hills farms
by Shakya, Keshab M. & Leuschner, William A.
151-167 Linking research to extension in the Southern Highlands of Papua New Guinea: The problems of a modified farming systems approach
by Crittenden, Robert & Lea, David A. M.
169-178 Evaluating SPUR model for predicting animal gains and biomass on eastern hill land pastures
by Stout, W. L. & Vona, L. C. & Skiles, J. W. & Shaffer, J. A. & Jung, G. A. & Reid, R. L.
179-180 Red deer in the highlands : By T. H. Clutton-Brock and S. D. Albon. Blackwells, Oxford, 1989. ISBN 0 632 02244 2. Price: [pound sign]24[middle dot]5 (hardback)
by Illius, A. W.
180-181 Public policies and the misuse of forest resources : Edited by R. Repetto and M. Gillis. A World Resources Institute Book, Cambridge University Press, 1988. 432 pp. ISBN 0 521 33544 4. Price: [pound sign]19[middle dot]50 (paperback)
by Johnson, Jennifer A.
181-182 Crop and plant protection: The practical foundations : By Rudolph Heitefuss. Ellis Horwood Ltd, Chichester, England, 1989. 261 pp. ISBN 0 7458 0523 X. Price: [pound sign]39[middle dot]95 (hardback)
by Harling, R.

1990, Volume 34, Issue 1

1-14 The use of soft systems methodology to improve the adoption by Australian cotton growers of the siratac computer-based crop management system
by Macadam, R. & Britton, I. & Russell, D. & Potts, W. & Baillie, B. & Shaw, A.
15-36 Simulation of gum naval stores production systems
by Hodges, Alan W. & Shoup, W. David
37-52 A decision support model to evaluate the effects of drought and stocking rate on beef cattle properties in Northern Australia
by Gillard, Peter & Monypenny, Richard
53-64 Recursive stochastic programming applied to dairy cow replacement
by Harris, B. L.
65-76 Integration of seed and plant kill tactics for control of wild oats: An economic evaluation
by Pandey, Sushil & Medd, R. W.
77-102 A comparison of development options on a Northern Australian beef property
by Foran, B. D. & Stafford Smith, D. M. & Niethe, G. & Stockwell, T. & Michell, V.

1990, Volume 33, Issue 4

293-314 Estimating fertilizer demand and output supply for Malawi's smallholder agriculture
by Chembezi, Duncan M.
315-326 The application of SIMOPT2: RICE to evaluate profit and yield-risk in upland-rice production
by Alocilja, Evangelyn C. & Ritchie, Joe T.
327-346 Farming systems research within a small research system: A search for appropriate models
by Gilbert, E. & Posner, J. & Sumberg, J.
347-359 Analysis of the effects of herbicides on cotton yield trends
by Reddy, V. R. & Baker, D. N. & Whisler, F. D. & McKinion, J. M.
361-376 `SummerPack', a user-friendly simulation software for the management of sheep grazing dry pastures or stubbles
by Orsini, J. -P. G.
377-378 Temperate pastures: Their production, use and management : Edited by J. L. Wheeler, C. J. Pearson and G. E. Robards. An Australian Wool Corporation Technical Publication, Australian Wool Corporation and CSIRO, Melbourne, Australia. 606 pp. ISBN 0 643 04773 5. Price: not given
by Morley, Fred
378-380 New seeds and poor people : By M. Lipton and R. Longhurst, Unwin Hyman, London, 1989. 471 pp. ISBN 0 04 445 327-2. Price: [pound sign]35 (boards); [pound sign]17.95 (paperback)
by Simmonds, N. W.
380-381 Development of farming systems, evaluation of the five-year period 1980-1984 : Edited by J. C. Zadoks. Pudoc, Wageningen, 1989. 90 pp.ISBN 90-220-0969-6. Price: Dfl 50.00
by Holmes, J. C.

1990, Volume 33, Issue 3

199-213 Evaluating CERES-Maize for reduction in plant population or leaf area during the growing season
by Piper, Ernest L. & Weiss, Albert
215-240 Simulation of soil water storage and sowing day probabilities with fallow and no-fallow in southern New South Wales: I. Model and long term mean effects
by Fischer, R. A. & Armstrong, J. S. & Stapper, M.
241-255 Simulation of soil water storage and sowing day probabilities with fallow and no-fallow in southern New South Wales: II. Stochasticity and management tactics
by Fischer, R. A. & Armstrong, J. S.
257-270 Simulation by crop growth models of defoliation, derived from field estimates of percent defoliation
by Heym, Wayne D. & Ewing, Elmer E. & Gay Nicholson, A. & Sandlan, Kenneth P.
271-287 Expanding the policy dimension of farming systems research
by Fox, Roger & Finan, Tim & Pearson, Scott & Monke, Eric
289-290 Grass: Its production and utilisation : Edited by W. Holmes. Osney Mead, Blackwell Scientific Publications, Oxford. 2nd edn, 1989. 306 pp. ISBN 0-632-02461-5. Price: UK [pound sign]15.95 (soft cover)
by Smetham, M. E.
290-291 Agroforestry systems in the tropics : Edited by P. K. R. Nair. Kluwer Academic Publishers, Dordrecht, The Netherlands, in co-operation with ICRAF, 1979. 664 pp. ISBN 90-247-3790-7. Price: US$125.00; UK [pound sign]97.00
by Dury, Stephen
291-292 Multiple criteria analysis for agricultural decisions : Developments in Agricultural Economics 5. By C. Romero and T. Rehman. Elsevier, 1989. 257 pp. ISBN 0-444-87408-9. Price not given
by McGregor, Murray

1990, Volume 33, Issue 2

101-114 A crop growth simulation model for operational management support in pot plant production
by Leutscher, K. J. & Vogelezang, J. V. M.
115-125 Use of cluster analysis for identification and classification of farming systems in Qingyang County, Central North China
by Hardiman, R. T. & Lacey, R. & Yang Mu Yi
127-138 A method for reallotment research in land development projects in The Netherlands
by Kik, R.
139-152 Optimal strategies for management of Verticillium wilt
by Regev, U. & Gutierrez, A. P. & DeVay, J. E. & Ellis, C. K.
153-171 Calibration and validation of EPIC for crop rotations in southern France
by Cabelguenne, M. & Jones, C. A. & Marty, J. R. & Dyke, P. T. & Williams, J. R.
173-192 Modifications to the simulation model POTATO for use in New York
by Ewing, E. E. & Heym, W. D. & Batutis, E. J. & Snyder, R. G. & Ben Khedher, M. & Sandlan, K. P. & Turner, A. D.
193-194 Project identification in developing countries: Identifying better development initiatives in the agricultural sectors : Edited by P. Smith. Proceedings of a Conference at the Institute for Development Policy and Management, University of Manchester, September 1987. Available from IDPM, University of Manchester, Precinct Centre, Oxford Road, Manchester M13 9QS. 281 pp. Price: [pound sign]16.50 (airmail outside N. Europe [pound sign]20.00)
by McGregor, M. J.
194-195 Operational efficiency in forestry. Vol. 2: Practice : By C. R. Silversides & U. Sundberg. Kluwer Academic Publishers, 1989. ISBN 0-7923-0063-7. 169 pp. Price: not given (hardback)
by Palmer, Harriet

1990, Volume 33, Issue 1

1-11 Pastoralist herd compositions in unpredictable environments: A comparison of model predictions and data from camel-keeping groups
by Mace, Ruth
13-39 Dynamic simulation of water deficit effects upon maize yield
by Grant, R. F.
41-59 A wheat grazing systems model for the US Southern Plains: Part I--Model description and performance
by Rodriguez, Abelardo & Trapp, James N. & Walker, Odell L. & Bernardo, Daniel J.
61-75 A wheat grazing systems model for the US Southern Plains: Part II--Economic analysis of grazing management decisions under weather uncertainty
by Rodriguez, Abelardo & Trapp, James N. & Walker, Odell L. & Bernardo, Daniel J.
77-96 A model to analyse the influence of resource management policies on the economic returns from a traditional African pastoral system
by Hearne, J. W. & Buchan, A. J. C.
97-98 Ruminant production in the dry subtropics: Constraints and potentials. Proceedings of the International Symposium on the Constraints and Possibilities of Ruminant Production in the Dry Subtropics : Compiled by E. S. E. Galal, M. B. Aboul-Ela and M. M. Shafie. Centre for Agricultural Publishing and Documentation, Wageningen, The Netherlands, 1989, 268 pp. Price: Df1 100.00 (hardcover). ISBN 90-220-0949-1
by Vera, R. R.
98-99 The impact of climatic variations on agriculture. Volume 1: Assessments in cool temperate and cold regions : Edited by M. L. Parry, T. R. Carter and N. T. Konijn. Kluwer Academic Publishers, Dordrecht, The Netherlands, 1988, 876 pp. Price: [pound sign]69 (US$ 99) (paperback). ISBN 90-277-2701-5
by Russell, G.

1990, Volume 32, Issue 4

295-304 Model for simulation of potato growth from planting to emergence
by Klemke, T. & Moll, A.
305-320 Agricultural technology development and dissemination within a farming systems perspective
by Nagy, Joseph G. & Sanders, John H.
321-340 The contributions of agronomo-anthropologists to on-farm research and extension in integrated pest management
by Goodell, Grace & Andrews, Keith L. & Lopez, Julio I.
341-365 A simulation model for the dynamics of rice growth and development: Part I--The carbon balance
by Graf, B. & Rakotobe, O. & Zahner, P. & Delucchi, V. & Gutierrez, A. P.
367-392 A simulation model for the dynamics of rice growth and development: Part II--The competition with weeds for nitrogen and light
by Graf, B. & Gutierrez, A. P. & Rakotobe, O. & Zahner, P. & Delucchi, V.
393-394 The planning stage of on-farm research: Identifying factors for experimentation : By R. Tripp & J. Woolley. CIMMYT, Mexico, D. F. and CIAT, Cali, Colombia, 1989. 85 pp. ISBN 968-6127-02-X. Price not given (paperback)
by Thornton, P. K.
394-395 Capacity for work in the tropics : Society for Human Biology Symposium No. 26. Edited by K. J. Collins & D. F. Roberts. Cambridge University Press, 1988. 297 pp. ISBN 0 521309 352. Price: [pound sign]25 (hardback)
by Stanton, W. R.
395-396 The ecology of intercropping : By John Vandermeer. Cambridge University Press, Cambridge, 1989. 237 pp. ISBN 0 521 34592 8. Price: [pound sign]30.00
by Hughes, Gareth

1990, Volume 32, Issue 3

197-205 Methodology for partitioning poultry producers into recommendation domains
by Fattori, Thomas R. & Mather, F. B. & Hildebrand, P. E.
207-231 An integrated poultry, multi-species aquaculture for Malaysian rice farmers: A mixed integer programming approach
by Kadir Alsagoff, Syed A. & Clonts, Howard A. & Jolly, Curtis M.
233-249 Modeling shrimp production and harvesting schedules
by PingSun Leung & Hochman, Eithan & Rowland, Lawrence W. & Wyban, James A.
251-272 Ecology of potato cropping systems in relation to latitude and altitude
by Haverkort, A. J.
273-290 A social science contribution to applied agricultural research for the small farm sector: The diagnostic case study as a tool for problem identification
by Doorman, Frans
291-292 Weed management in agroecosystems: Ecological approaches : Edited by M. Altieri & M. A. Liebman. CRC Press Inc., Boca Raton, Florida, USA, 1988. Pp. 354. ISBN 0-8493-6816-2. Price [pound sign]132.50 (hardback)
by Davies, D. H. K.
292-293 Practitioner's handbook on the modelling of dynamic change in ecosystems : By J. N. R. Jeffers. SCOPE 34. John Wiley and Sons, Chichester, England, 1988. Pp. 181, ISBN 0-471-10519-8. Price [pound sign]28.50 (hardcover)
by Hoogenboom, G.
293-294 Research and education for the development of integrated crop-livestock-fish farming systems in the tropics : By P. Edwards, R. S. V. Pullin & J. A. Gartner. International Centre for Living Aquatic Resources Management, Manila, Philippines, 1988. Pp. 56. ISBN 971-1022-46-X (Unpriced paperback)
by Fawcett, R. H.

1990, Volume 32, Issue 2

97-111 Proposal for a marketing systems research approach in agricultural development planning
by Fleming, E. M.
113-141 Dynamic simulation of groundnut rust: A preliminary model
by Savary, S. & De Jong, P. D. & Rabbinge, R. & Zadoks, J. C.
143-157 PESTDEC: A simulation approach to insecticide application decision-making for soybeans
by Wilkerson, G. G. & Mishoe, J. W.
159-173 Cultural change in agricultural research organizations-- An urgent need
by Schoorl, D. & Holt, J. E.
175-191 A farming systems analysis of cotton production in the Haut-Zaire region of Zaire: The impact of negative price policies
by Ames, Glenn C. W. & Tonyemba, Ossamba Ona Lofe
193-194 Goat meat production in Asia: Proceedings of a workshop held in Tando Jam, Pakistan 13-18 March 1988 : Edited by C. Devendra, International Development Research Centre-268e (W. M. Carman Technical Editor). PO Box 8500, Ottawa, Canada, 1988. ISBN: 0-88936-525-3
by Matthewman, Richard
194-195 Increasing small ruminant productivity in semi-arid areas. Aleppo, Syria: International center for agricultural research in the dry areas : By E. F. Thomson and F. S. Thomson (ICARDA), 1988. 296 pp. ISBN 0-89838-386-2. Price: US$75.50 (hardback)
by Fielding, D.
195-196 Strengthening the integration of on-farm client-orientated research and experiment station research in National Agricultural Research Systems (NARS): Management lessons from nine country case studies : By Deborah Merrill-Sands and Jean McAllister. International Service of National Agricultural Research (ISNAR), 1988. Paperback, available from PO Box 93375, 2509 AJ The Hague, The Netherlands
by Carter, S. E.

1990, Volume 32, Issue 1

1-12 Evaluation of an Alfalfa growth simulation model under Quebec conditions
by Bourgeois, Gaetan & Savoie, Philippe & Girard, Jean-Marc
13-25 Economic threshold for a pathogenic disease: The case of Varroasis in Bees
by Dinar, Ariel & Efrat, Chaim
27-39 Evaluation of alternative replanting strategies for small coconut farms in the Philippines using a simulation model
by Pordesimo, Lester O. & Noble, David H.
41-53 The physiological causes of mixing effects in cultivar mixtures: A general hypothesis
by Stutzel, H. & Aufhammer, W.
55-81 Goat production systems in Piura, Peru: A multidisciplinary analysis
by Perevolotsky, Avi
83-95 Application of GOSSYM to analysis of the effects of weather on cotton yields
by Reddy, V. R. & Baker, D. N.

1989, Volume 31, Issue 4

321-347 Modelling the economic consequences of potential management changes in a mature kiwifruit orchard in New Zealand
by Doyle, C. J. & Moore, W. B. & Henzell, R. F.
349-366 An analytical model of a wheat breeding program
by Brennan, John P.
367-380 A management model that helps increase profit on Western Australian Dairy Farms
by Olney, G. R. & Kirk, G. J.
381-394 Plant nutrient management strategy implications for optimal herd size and performance of a simulated dairy farm
by Westphal, P. J. & Lanyon, L. E. & Partenheimer, E. J.
395-396 An introduction to agricultural systems : By C. R. W. Spedding. (2nd edn), Elsevier Applied Science, London, 1988. 189 pp. Price: [pound sign]22[middle dot]50 (hardback). ISBN 1-85166-191-3
by Thornton, P. K.
396-397 Root and tuber crops, plantains and bananas in developing countries: Challenges and opportunities : FAO Plant Production and Protection Paper No. 87, Rome, 1988. 83 pp. Price: Not available. ISBN 92-5-102669-6
by Fresco, Louise O.
397-398 Sustainable development of the biosphere : By W. C. Clark and R. E. Munn. Cambridge University Press, Cambridge, 1986. 491 pp. Price [pound sign]25 (hardback), [pound sign]15 (paperback). ISBN 0521 32368X (hardback), ISBN 0521 311853 (paperback)
by Unsworth, M. H.

1989, Volume 31, Issue 3

239-245 Data aggregation and farm risk analysis
by Debrah, Siegfried & Hall, Harry H.
247-278 A simulation model of bull beef production under rotational grazing in the Waikato Region of New Zealand
by Doyle, C. J. & Baars, J. A. & Bywater, A. C.
279-290 Diversification, productivity and stability of agroecosystems in the semi-arid pampas of Argentina
by Viglizzo, E. F. & Roberto, Z. E.
291-303 Rice production in the rainforest in Zaire: An analysis of the smallholder traditional farming system in Yalibwa, Upper-Zaire
by Huybens, E. & Tollens, E. F.
305-314 Economic evaluation of improved management for Zebu cattle in Northern Tanzania
by Ngategize, Peter K.

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