英语词汇“vedalia”造句的方法、技巧、例句及翻译-英语例句辞典

With the advent of DDT and the even more toxic chemicals to follow, the populations of the vedalia in many sections of California were wiped out. Silent Spring 1962-09-27T00:00:00Z

Then a parasite of the scale insect was imported from Australia, a small lady beetle called the vedalia. Silent Spring 1962-09-27T00:00:00Z

The vedalia can be maintained only by repeated releases and by the most careful attention to spray schedules, to minimize their contact with insecticides. Silent Spring 1962-09-27T00:00:00Z

Besides the vedalia beetles brought in by Koebele, other importations have been highly successful. Silent Spring 1962-09-27T00:00:00Z

单词	vedalia
例句	vedalia With the advent of DDT and the even more toxic chemicals to follow, the populations of the vedalia in many sections of California were wiped out. Silent Spring 1962-09-27T00:00:00Z Then a parasite of the scale insect was imported from Australia, a small lady beetle called the vedalia. Silent Spring 1962-09-27T00:00:00Z The vedalia can be maintained only by repeated releases and by the most careful attention to spray schedules, to minimize their contact with insecticides. Silent Spring 1962-09-27T00:00:00Z Besides the vedalia beetles brought in by Koebele, other importations have been highly successful. Silent Spring 1962-09-27T00:00:00Z
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