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  1. 1981-01-01 The purpose of this book is to show local farmers and others the basic steps to design, execute, and measure an agricultural experiment. This book does not cover statistical anlysis; it is assumed that trained statisticians are available for this purpose.
  2. 1990-01-01 The purpose of this publication is to provide a series of crop science experiments for use in junior high or high school biology or science classes. The experiments are intended to help teachers relate basic plant biology via demostrations and labrotory experiments.