Green manures and cover crops
Subtitle: January 1987-September 1991
By: Jane Potter Gates
Contributors: National Agricultural Library (U.S.)
Series: Quick bibliography series -- QB 92-11; Quick bibliography series -- 92-11
Publisher: National Agricultural Library
Published: 1991
Place of publication: Beltsville, Md
Language: eng
Number of pages: 54
Subjects: Cover crops -- Bibliography; Green manure crops -- Bibliography
Notes: "465 citations from AGRICOLA."

"Updates QB 89-58."

Shipping list no.: 92-056-P

"December 1991."

Includes index