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Estimating Time Available for Tillage at Delta Center Experiment Station

James Curtis Frisby

出版	University of Missouri-Columbia, Extension Division, 1974
URL	http://books.google.com.hk/books?id=iacTmwEACAAJ&hl=&source=gbs_api

註釋

This pamphlet gives data on precipitation and tillage capability collected from the Delta Center Experiment Station in Portageville, Missouri, and it provides some instruction on how to use the information.