Macrocentrus gifuensis Ashmead : a polyembryonic braconid parasite in the European corn borer
- Source:
- Technical bulletin (United States. Dept. of Agriculture) ; no. 230 1931
- Year:
- 1931
- Subject:
- Parasitic insects, Host-parasite relationships, and European corn borer
- Format:
- 63 p., 1 leaf of plates : ill. ; 23 cm.
- Publisher:
- U.S. Dept. of Agriculture
- Collection:
- Organic Roots Collection