Factors affecting the mechanical application of fertilizers to the soil
- Source:
- Technical bulletin (United States. Dept. of Agriculture) ; no. 182 1930
- Year:
- 1930
- Subject:
- Fertilizer equipment and Fertilizers
- Format:
- 96 p., [18] p. of plates : ill. ; 23 cm.
- Publisher:
- U.S. Dept. of Agriculture
- Collection:
- Organic Roots Collection