Papers Published in Volumes 38--40 CONTENTS
O F V O L U M E 38 Number 1
Patterns and Determinants of Adoption of Farm Practices: Some Evidence from Bangladesh . SHAH M. A L A M G I R HOSSAIN & BRUCE R. CROUCH (Australia) A Decision Model for Variety Mixtures to Control Yellow Rust on Winter Wheat LUO Y O N G (People's Republic of China) & J. C. Z A D O K S (The Netherlands)
17
Measuring Aggregate Impacts: The Case of the Conservation Reserve Program. ROY BOYD, K A Z I M K O N Y A R & NOEL D. URI (USA)
35
Simulation of Soil Moisture Regime: Application of the SWATRE Model to a Maize Crop on the Reddish Brown Earths in the Dry Zone of Sri Lanka . A. H. D H A N A P A L A (Sri Lanka)
61
Ongoing Technical Change on Fai'm Holdings in a Developed Country, France. A Survey on its Vectors, its Nature and the Farmers Concerned SYLVIE BONNY (France)
75
105
Book Reviews
Number 2
Case-Study of a Simple Decision Support System to Aid Livestock Disease Control Decisions R. M. BENNETT (UK) Oxen Cultivation in Semi-Arid West Africa: Profitability Analysis in Mali. A K I N W U M I A. A D E S I N A (C6te d'Ivoire) Modelling an Information System using the MERISE Method for Agricultural Research: The Example of a Database for a Study on Performances in Dairy Cows F R A N G O I S E LESCOURRET, L A U R E N T PEROCHON, JEAN-BAPTISTE COULON, B E R N A R D F A Y E & ETIENNE L A N D A I S (France)
111
131
149
Evaluating Wheat Planting Strategies Using a Growth Model A B R A H A M SINGELS (Republic of South Africa)
175
Haymaking: Risks and Uncertainties in Central Pyrenees Grasslands. M. D U R U & H. C O L O M B A N I (France)
185
Development and Transfer of Appropriate Technologies for Peasant Farmers in Developing Countries: Analysis of Linkages between FSR and T and V System Organizations W I N F R I E D M A N I G (FRG) Book Reviews
209
221 Number 3
A Method for Estimating the Direct and Climatic Effects of Rising Atmospheric Carbon Dioxide on Growth and Yield of Crops: Part I--Modification of the EPIC Model for Climate Change Analysis CLAUDIO O. STOCKLE, JIMMY R. WILLIAMS, N O R M A N J. ROSENBERG & C. ALLAN JONES (USA)
225
A Method for Estimating the Direct and Climatic Effects of Rising Atmospheric Carbon Dioxide on Growth and Yield of Crops: Part lI--Sensitivity Analysis at Three Sites in the Midwestern USA C L A U D I O O. STOCKLE, PAUL T. DYKE, JIMMY R. WILLIAMS, C. A L L A N JONES & N O R M A N J. ROSENBERG (USA)
239
F A R M S Y S - - A Whole-Farm Machinery Management Decision Support System H. LAL, J. W. JONES, R. M. PEART & W. D. SHOUP (USA)
257
Minimum-Cost Palatable Diet: A Pilot Study PINGSUN LEUNG, WALTER MIKLIUS, KULAVIT WANITPRAPHA, PETER G A R R O D & N A N C Y JOHNSON (USA)
275
Alternative Cropping Systems and Intensive Irrigation Under Arid Zone Conditions . ARIEL D I N A R (USA), DAN YARON & ARIEH BARUCHIN (Israel) Integrating Livestock into Farming Systems in Northern Cameroon . D. S. NGAMBEKI, R. R. DEUSON & P. V. PRECKEL (USA)
301
319
Number 4
Editorial
339
University Education for Multiple-goal Agriculture in Australia. C. J. PEARSON & R. L. ISON (Australia)
341
Rapid Rural Appraisal: A Participatory Problem Formulation Method Relevant to Australian Agriculture. R. L. ISON & P. R. AMPT (Australia) Difficulties in African Agricultural Systems Enhancement? Ten Hypotheses JOCK R. A N D E R S O N (USA)
363
387
Relational Databases for the Design and Construction of Maintainable Decision Support Systems in Agriculture ROBERT A. FARRELL, C R A I G J. PEARSON & LINDSAY C. CAMPBELL (Australia)
411
Simulation of a Turkey House Environment RAJBIR S. P A R M A R , K E N N E T H C. DIEHL, E L D R I D G E R. COLLINS JR & R. M I C H A E L HULET (USA)
425
Book Reviews
447
CONTENTS
OF VOLUME
39
Number 1
Optimal Replacement in the Dairy Herd: A Multi-component System A N D E R S R I N G G A A R D KRISTENSEN (Denmark) Predictability of Grain Sorghum and Maize Yield Grown After Soybean Over a Range of Environments M. D. C L E G G (USA)
25
United States Agriculture and the General Economy: Modeling their Interface . JOHN B. PENSON JR & C. ROBERT TAYLOR (USA)
33
Simulation of Weight Gain and Feed Consumption of Turkeys . RAJBIR S. PARMAR, KENNETH C. DIEHL, R. MICHAEL HULET & E L D R I D G E R. COLLINS JR (USA)
67
An Approach to Assessing the Economic Risk of Different Drought Management Tactics on a South Australian Pastoral Sheep Station. M A R K S T A F F O R D SMITH & BARNEY F O R A N (Australia)
83
Book Reviews
107
Announcement
113
Number 2
Irrigation Scheduling of Rice with a Crop Growth Simulation Model N. H. RAO (India) & D. H, REES (UK) Dynamic Probabilistic Modelling of Reproduction and Replacement Management in Sow Herds. General Aspects and Model Description A. W. JALVINGH, A. A. D I J K H U I Z E N & J. A. M. VAN A R E N D O N K (The Netherlands)
115
133
The Effect of Climatic Risk on Dryland Farm Management R. S. KINGWELL, D. A. MORRISON & A. D. BATHGATE (Australia)
153
A Stochastic Model Simulating the Dairy Herd on a PC JAN T I N D SORENSEN, ERIK STEEN KRISTENSEN & IVER THYSEN (Denmark)
177
Herd Dynamics and Management Strategies for Small-Scale Milk Production Systems in Southeast Brazil. N. R. BROCKINGTON, J. M. VEIL & R. ZOCCAL (Brazil)
201
Book Reviews
227
Number 3
Commodity Research Programs From the Demand Side JOHN K. LYNAM & WlLLEM JANSSEN (Colombia)
231
Derivation of Steady-State Herd Productivity R. BAPTIST (Kenya)
253
Potential Systems for Increasing Income from Wool in Hill and Upland Sheep Flocks in the U K . G. R. SAUL, A. J. F. RUSSEL & A. R. SIBBALD (UK) An Assessment of an Indigenous Soil Classification Used in the Caatinga Region of Ceara State, Northeast Brazil JO,~O STACISHIN DE QUEIROZ (Botswana) & BRIEN E. NORTON (USA) Physical Land Evaluation Methods and GIS to Explore the Crop Growth Potential and its Effects Within the European Communities H. A. J. VAN LANEN, C. A. VAN DIEPEN, G. J. REINDS, G. H. J. DE KONING, J. D. BULENS & A. K. BREGT (Netherlands) Estimating Technology's Contribution to Productivity in the South African Sugar Industry, 1925-86. P. A. DONOVAN & W. L. N I E U W O U D T (South Africa)
273
289
307
329
Number 4
The Economic Value of Livestock Communal Arenas of Southern Zimbabwe IAN SCOONES (UK)
339
Calibrating a Diet Selection Model for Sheep Grazing Rangelands A. M. S. M C F A R L A N D , M. M. K O T H M A N N & H. D. B L A C K B U R N (USA)
361
The Relationships Between Cassava Variety Set Characteristics, Farmers' Food Security Objectives, Environmental and Socio-Economic Conditions in Africa . COFFI Y. PRUDENCIO (Benin Republic), GABRIEL C. ORKWOR (Nigeria) & A. F. K. KISSIEDU (Ghana) Cattle Feeding Systems and Limitations to Feed Supply in South Sulawesi, Indonesia R. RACHMAT, W. W. STt0R & GRAEME J. BLAIR (Indonesia)
387
409
Environmental-Economic Policy Assessment Approach G. A. A. WOSSINK, T. J. DE KOEIJER & J. A. RENKEMA (The Netherlands)
421
Book Reviews
439
C O N T E N T S O F V O L U M E 40 Numbers 1-3 SPECIAL ISSUE
Systems Approaches for Agricultural Development Editorial PAUL S. TENG (The Philippines) & FRITS PENNING DE VRIES (The Netherlands) Foreword HON. DR. ANAT ARBHABHIRAMA (Thailand) Sustainable and Increased Food Production ROBERT O. BLAKE (USA) Agriculture and Economic Development Revisited C. PETER TIMMER (USA)
21
Setting Agricultural Research Priorities for the CGIAR G. GRYSEELS, J. MONYO, A. KASSAM, E. CRASWELL, C. T. DE WIT, A. McCALLA & M. COLLINSON (Italy)
59
Efficacy and Efficiency in Agricultural Research: A Systems View J. R. ANDERSON (USA) & J. B. HARDAKER (Australia)
105
Resource Use Efficiency in Agriculture C. T. DE WIT (The Netherlands)
125
Systems Approaches to Agricultural Development: The Hawkesbury Experience R. J. BAWDEN (Australia)
153
Agricultural Education: The Need for Generalists S. JAYARAJ (India)
177
Long Term Options for Land Use in the European Community. R. RABBINGE & H. C. VAN LATESTEIJN (The Netherlands)
195
Yield Forecasting. T. HORIE, M. YAJIMA & H. N A K A G A W A (Japan)
211
Implementing the Systems Approach in Pest Management . P. S. TENG & S. SAVARY (The Philippines)
237
Systems Approaches to Quantify Crop-Weed Interactions and their Application in Weed Management M. J. K R O P F F (The Philippines) & L. A. P. LOTZ (The Netherlands)
265
The Impact of Irrigation on Production and Income Variability: Simulation of Diversion Irrigation in the Philippines. M. W. ROSEGRANT (USA)
283
Index
305 Number 4
Policy Generating Systems: Market Forces and Agricultural and Rural Development and Research . P. SMITH (UK) Impact of Fertilizer Use on Production and Cash Income of Small-Scale Farmers in the Highland Areas of Ethiopia . A. BELETE (Kenya), J. L. DILLON (Australial & F. M. A N D E R S O N (New Zealand)
313
335
Modelling the Competition for Light and Nitrogen between Rice and Echinochloa Crus-galli B. G R A F (Switzerland) & J. E. HILL (USA)
347
Population Pressure, Land Degradatiota and Sustainable Agricultural Technologies in the Sahel S. R A M A S W A M Y & J. H. SANDERS (USAt
363
Modifying the Response to Defoliation during Vegetative Growth in CERESMaize . A. WEISS & E. L. PIPER (USA)
381
Using Hierarchical Systems Aggregation to Model the Value of Information in Agricultural Systems: An Application for Climate Forecast Information M. A. MAZZOCCO, J. W. MJELDE, S. T. SONKA, P. J. LAMB & S. E. H O L L I N G E R (USA) Book Reviews
395
415