Cattle grubs or heel flies with suggestions for their control
- Source:
- Farmers' bulletin / United States Department of Agriculture 1929
- Year:
- 1929
- Subject:
- Warble flies -- Control
- Format:
- 22 p. : ill., 2 maps ; 23 cm.
- Publisher:
- U.S. Dept. of Agriculture
- Collection:
- Organic Roots Collection