Summer crops for green manure and soil improvement
- Year:
- 1935
- Subject:
- Green manure crops, Soil fertility, green manures, cover crops, legumes, soil management, and nitrogen fixation
- Format:
- ii, 17 p. : ill. ; 23 cm.
- Language:
- English
- Publisher:
- U.S. Dept. of Agriculture
- Series:
- Farmers' bulletin / United States Department of Agriculture ; no. 1750
- Collection:
- Organic Roots Collection
- Permanent URL:
- http://handle.nal.usda.gov/10113/34654