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Subjects corn Remove constraint corn: corn Subjects mathematical models Remove constraint mathematical models: mathematical models Subjects Forecasting Remove constraint Forecasting: Forecasting

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1. An evaluation of two feedback versions of the Ceres-Maize model

Description:: Title from web page (viewed Sept. 8, 2010).
Author:: Iwig, William C. , Klugh, Benjamin F. , United States Dept. of Agriculture. Statistical Reporting Service. Statistical Research Division.
Subject:: Corn , Yields , Forecasting , Mathematical models , Corn , Sampling , Crop yields , Simulation methods , corn , agricultural forecasts , data analysis , sampling , yields , simulation models , mathematical models
Year:: 1986

2. Yield models for corn and soybeans based on survey data

Author:: Birkett, Thomas R.
Subject:: Corn , Yields , Forecasting , Mathematical models , Soybean , Yields , Forecasting , Mathematical models , Corn , Sampling , Soybean , Sampling , corn , soybeans , crop yield , sampling , agricultural forecasts , mathematical models
Year:: 1993