水稻三代三化螟(Tryporyza incertulas)是水稻产区重点防治害虫之一,其一旦发生,危害相当严重.2001年江苏盐城地区个别市县普遍发生,阜宁县部分乡镇亦发生普遍.
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Tetrastichus schoenobii is an important egg. parasite of yellow rice borer, Tryporyza incertulas.
螟卵啮小蜂是水稻三化螟重要的卵寄生蜂,其幼虫还能取食三化螟的卵粒。
The damage of Chilo suppressalis and Tryporyza incertulas was about 2-3 times of that in monoculture paddy-field and even more;
养蟹稻田二化螟和三化螟螟害率是常规非防治稻田的2—3倍,甚至更高;
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