Green manuring
By: [by C.V. Piper and A.J. Pieters]
Series: Farmers' bulletin / United States Department of Agriculture -- no. 1250; Farmers' bulletin (United States. Department of Agriculture) -- no. 1250
Publisher: U.S. Dept. of Agriculture
Published: 1925
Place of publication: Washington, D.C
Language: eng
Number of pages: 46
Notes: Includes bibliographical references.