中华稻蝗(Oxya chinensis)在山西忻州地区为害水稻相当严重,5万亩水稻年损失率均在10％左右。调查得知;稻蝗从卵到成虫均有天敌寄生、捕食。现简述如下: 1.蝗噬霉菌(Entomophthora grylli Fres.),又名蝗虫霉,以分生孢子在田间传播,使蝗虫致病而死。在8～9月份高温高湿季节寄生率可达20～30％,对后期蝗虫有一定抑制作用。 Oxya chinensis is very serious in Xinzhou, Shanxi Province. The annual loss rate of 50,000-mu rice is about 10%. Investigation revealed; Oxya chinensis from eggs to adults have natural parasites, prey. Now briefly described as follows: 1. Entomophthora grylli Fres., Also known as locusts mold, in the field of conidia spread, the locust died of disease. In the 8 ~ September high temperature and humidity season, the parasitism rate of up to 20 to 30%, the late locust has a certain inhibitory effect.