Laboratory studies of the biology of the alfalfa seed chalcid, Bruchophagus roddi Guss. (Hymenoptera: Eurytomidae)

Frank E. Strong

Hilgardia, 1962, vol. 32, issue 3

Abstract: The alfalfa seed chalcid, Bruchophagus roddi Guss., a small jet-black wasp which infests Medicago, has caused alfalfa seed losses of up to 83 per cent in the western United States.

Keywords: Environmental; Economics; and; Policy (search for similar items in EconPapers)
Date: 1962
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