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1·Rice gall midge is one of the important insect pests in the mautant area of South China.

稻瘿蚊是我国南方主要水稻害虫之一，以山区为重。

2·Willow twig gall midge( Rhabdophaga salics Schrank) occurred frequently and caused heavy loss.

杞柳瘿蚊发生频繁，造成很大的损失。

3·Medlar use ladybug control aphids, gall midge and other pests, improve wolfberry fruit quality, grade, insect pest control in the future to lay a good foundation.

利用瓢虫防治枸杞蚜虫、瘿蚊等害虫，提高枸杞果实品质、档次，为今后以虫防虫打下了良好基础。