Soil organic matter
Subtitle: impacts on productivity : January 1988 - February 1992
By: Karl R. Schneider
Contributors: National Agricultural Library (U.S.)
Series: Quick bibliography series -- QB 92-37; Quick bibliography series -- 92-37
Publisher: National Agricultural Library
Published: 1992
Place of publication: Beltsville, Md
Language: eng
Number of pages: 50
Subjects: Humus -- Bibliography; Compost -- Bibliography
Notes: "208 citations from AGRICOLA."

"Updates QB 91-24."

Shipping list no.: 92-321-P

"March 1992."

Includes indexes