Corn earworm in grain sorghum phosdrin and thiodan: Show promise as substitutes for DDT in two experiments with aerial applications to infested fields
1959
O Bacon | R Miskus | M Morse | R Sailsbery
Damage to grain sorghum by the corn earworm–Heliothis zea (Boddie) –has been especially severe in Butte and Glenn counties. Certain fields examined in 1957 and 1958 showed 90%-99% of the heads to be infested. Usually 1–4 larvae per head were found although some heads had 10-16 larvae.
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California Agriculture
卷
13
期
8
ISSN
0008-0845 | 2160-8091
出版者
University of California Agriculture and Natural Resources
语言
英语
2024-12-11
DOAJ
