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- Author:
- Gahan, A. B. (Arthur Burton) , 1880-
- Subject:
- Hessian flies Parasites , Host-parasite relationships , Parasitic insects United States Classification , parasitoids , biological control agents , host-parasite relationships , natural enemies , grain crops , insect pests , plant pests , Diptera
- Physical description:
- 148 p. : ill. ; 23 cm.
- Additional Author(s):
- Gahan, A. B. (Arthur Burton) , 1880-
- Collection:
- Organic Roots Collection
- Series:
- Miscellaneous publication
- Author:
- Gahan, A. B. (Arthur Burton), 1880 , USDA
- Subject:
- parasitoids , biological control agents , host-parasite relationships , natural enemies , grain crops , insect pests , plant pests , Diptera , Hessian flies -- Parasites. , Host-parasite relationships. , Parasitic insects -- United States -- Classification.
- Physical description:
- 148 p.
- Collection:
- Organic Roots Collection
- Series:
- Miscellaneous publication
- Part Of:
- Miscellaneous publication
