Red-squill powders as raticides
- Source:
- Technical bulletin (United States. Dept. of Agriculture) ; no. 134 1929
- Year:
- 1929
- Subject:
- Rats -- Control and Poisons
- Format:
- 36 p., 1 leaf of plates : ill. ; 23 cm.
- Publisher:
- U.S. Dept. of Agriculture
- Collection:
- Organic Roots Collection