Fertilizing conservation and no-tillage grain production systems
By: [prepared by Carl F. Engle ... [et al]].
Contributors: Engle, Carl F.; Washington State University. Cooperative Extension.; United States. Dept. of Agriculture.
Series: Conservation in crop production; EB -- 0917.; Extension bulletin (Washington State University. Cooperative Extension) -- 917.
Publisher: Cooperative Extension, College of Agriculture, Washington State University
Published: 1981
Place of publication: Pullman, [Wash.]
Language: eng
Subjects: Conservation tillage; No-tillage
Notes: Caption title.

"February 1980. Reprinted July 1981. Formerly published as EM 4547"--P. 3.