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Authors Warren, Fred B. Remove constraint Warren, Fred B.: Warren, Fred B. Subjects corn Remove constraint corn: corn Subjects estimation Remove constraint estimation: estimation

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1. Study of corn objective yield survey procedures and definitions

Author:: Warren, Fred B. , United States Dept. of Agriculture. Statistical Reporting Service.
Subject:: Corn , Yields , Maryland , corn , yields , estimation , Maryland
Year:: 1969

2. Use of corn plant vegetative characteristics and other factors in predicting production of grain per plant

Author:: Warren, Fred B. , Fenley, Robert D.
Subject:: Corn , Yields , Maryland , Howard County , Forecasting , corn , crop yield , yield components , estimation , Maryland
Year:: 1970