Influence of relative area in intertilled and other classes of crops on crop yield.

Bibliographic Details

Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1916.
Series:	Agric. Dept. Old Series Circ. No. 57
Subjects:	Agricultural productivity. Soil conservation. Illinois. Lenawee County (Mich.) Electronic books.
Online Access:	Connect to the full text of this electronic document