Conservation tillage
Subtitle: --managing residues for conservation compliance
Contributors: United States. Soil Conservation Service
Publisher: U.S. Dept. of Agriculture, Soil Conservation Service
Published: 1990
Place of publication: Lakewood, Colo
Language: eng
Subjects: Conservation tillage -- Colorado; Soil conservation -- Colorado
Notes: Cover title

Shipping list no. 89-814-P

"January 1990."