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七星瓢虫代饲料的研究,是当前瓢虫研究工作中急待解决的问题.在前几年研究基础上,1977年冬至1978年春进行两批试验,其目的是筛选适合本地区较理想的代饲料,为人工大量繁殖瓢虫提供依据.
The researches on ladybird feeding of Coccinella septempunctata are the urgent problems to be solved in the current ladybug research.On the basis of the previous studies, two batches of experiments were carried out from the winter of 1977 to the spring of 1978 with the purpose of screening the most suitable generation in the region Feed, to provide a basis for artificial reproduction of ladybugs.