Table Of Content

Agricultural Systems 45 (1994) 475-476 © 1994 Elsevier Science Limited ae Printed in Great Britain. All rights reserved * tp| . ELSEVIER Contents of Volume 45 Number 1 1 An Empirical Oviposition Model of Bollworms (Lepidoptera: Noctuidae) in Cotton Representing Stochasticity Due to Migration L. P. SCHAUB & N. D. STONE (USA) 19 Models of Energy Analysis to Assess the Performance of Food Systems M. GIAMPIETRO (ltaly), S. G. F. BUKKENS & D. PIMENTEL (USA) 43 Modeling the Rate and Quantity of Forage Intake by Ruminants During Meals D. S. FISHER (USA) & R. BAUMONT (France) 55 Validation of a Dynamic Lettuce Growth Model for Greenhouse Climate Control E. J. VAN HENTEN (The Netherlands) 73 An Integrated Expert System for Optimal Crop Planning A. NEVO, R. OAD & T. H. PODMORE (USA) 93 Regression of Real-World Data on Model Output: An Appropriate Overall Test of Validity D. G. MAYER, M. A. STUART & A. J. SWAIN (Australia) Quantifying Soil Erosion for the Shihmen Reservoir Watershed, Taiwan K. F. A. LO (Taiwan) Book Reviews Number 2 123 Monocropping, Intercropping or Crop Rotation? An Economic Case Study from the West African Guinea Savannah with Special Reference to Risk G. PETER & A. RUNGE-METZGER (Germany) 145 A Network Model that Determines the Optimal Path of Breed-Crossing Decisions to Maximize Net Returns S. M. AZZAM & A. M. AZZAM (USA) Estimating Nitrogen Percolation Relationships: An Application of Tobit Analysis M. L. TEAGUE, D. J. BERNARDO, G. J. SABBAGH & S. GELETA (USA) Dryland Pasture Improvement Given Climatic Risk R. S. KINGWELL (Australia) & S. G. M. SCHILIZZI (France) Risk Attitude and Dryland Farm Management R. S. KINGWELL (Australia) Statistical Experiments with Simulation Models - A Dairy Genetics Example D. G. MAYER, M. L. TIERNEY & P. N. THURBON (Australia) 475 476 | Contents of Volume 45 217 A Decision Support System for Dairy Farmers and Advisors D. D. MAINLAND (UK) 233 Book Reviews Number 3 239 A Decision Support System for Land Use Planning at Farm Enterprise Level M. A. SHARIF! & H. VAN KEULEN (The Netherlands) 259 An Economic and Environmental Assessment of Alternative Forage-Resource Production Systems: A Goal-Programming Approach W. A. FISKE, G. E. D’SOUZA, J. J. FLETCHER, T. T. PHIPPS, W. B. BRYAN & E. C. PRIGGE (USA) Using Crop Models to Plan Water Withdrawals for Irrigation in Drought Years J. E. HOOK (USA) Indiana Soybean System Model (ISSM): ll. Mexican Bean Beetle Model Development, Integration and Evaiuation K. NAGARAJAN, R. J. O’NEIL, C. R. EDWARDS & J. LOWENBERG-DEBOER (USA) The Value of Information Concerning Near-Optimal Nitrogen Fertilizer Scheduling P. K. THORNTON (USA) & J. F. MACROBERT (Zimbabwe) A Time-Dependent Bioeconomic Model of Commercial Beef Breed Choices B. E. MELTON, W. A. COLETTE, K. J. SMITH & R. L. WILLHAM (USA) Book Reviews Number 4 355 A Plant Process-Economic Model for Wild Oats Management Decisions in Irrigated Barley C. M. DUNAN, F. D. MOORE III & P. WESTRA (USA) A Mechanistic Model of Mammary Gland Metabolism in the Lactating Cow M. D. HANIGAN & R. L. BALDWIN (USA) Optimization with Fuzzy Constraints in Agricultural Production Planning A. SHER & I. AMIR (Israel) Relaxation of Nutrient Requirements on Livestock Rations through Interactive Multigoal Programming P. LARA & C. ROMERO (Spain) Identifying Research Priorities in Developing Countries P. J. SMITH (Syria) Book Reviews ’ . 3 e « 7 « * + od . i ‘ a : | - - . | . 4 : . | boo | | :