Biological character of typical and active type of Cowpea weevil.
四纹豆象的标准型与活动型之间生物学特性。
Observation on population of an active type of Cowpea weevil.
活动型虫口的观察。
Prevention and control of Cowpea weevil.
四纹豆象虫口的制止及防治。
The host range, within which the Cowpea weevil can be destructive, was also investigated, indicating 13 kinds of legumes, oilseeds and grain, among which legume is the one damaged the most severely.
弄清它能危害寄主范围和供试的豆类、油料、粮食等13个品种,其中对豆类危害最严重,也发现对花生仁和小麦的危害。
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