## Computer modelling in agricultureEmphasizes dynamic simulation models rather than regression analysis & linear programming. Strives to keep the mathematics as simple as possible & to profit from computers to study complicated systems. |

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### Contents

INTRODUCTION l | 1 |

continued | 5 |

CONSTRUCTING DIAGRAMS FOR DYNAMIC SYSTEMS MODELS | 20 |

Copyright | |

4 other sections not shown

### Common terms and phrases

AFGEN function agricultural systems ANIMAL POPULATION MODEL appropriate ballcock basic biological systems black-box block broken arrows calculation interval carbohydrate CARBON METABOLISM Chapter compartment components computer program concerned contents controls CSMP program CSMP version data inputs defined detailed dynamic programming dynamic systems effect elements equation essential example exponential delay factors females flow diagram flow rate formulation FORTRAN program GPSS herbage homoiothermic increment individual initial conditions input/output instructions involved languages layer linear programming males mathematical models mechanistic model methods MOOEL numerical integration numerical values operations organism OUTPUT VARIABLES overall birth rate PARAMETER photosynthetic plant predictions PRINT Proportion random numbers range rate processes reference relative growth model relative growth rate represented respiration response sequence simple simulation languages simulation models solution sorting algorithm specified statement stochastic subroutines symbols synthetic system behaviour tank tical time-step time-varying systems tion transactions transfer updating Wageningen weight zero