A monographic study of sweet-potato diseases and their control
- Source:
- Technical bulletin (United States. Dept. of Agriculture) ; no. 99 1929
- Year:
- 1929
- Subject:
- Sweet potatoes -- Diseases and pests -- Control
- Format:
- 118 p., 26 p. of plates : ill. ; 23 cm.
- Publisher:
- U.S. Dept. of Agriculture
- Collection:
- Organic Roots Collection