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测定稻飞虱在稻株上的取食量是研究水稻对稻飞虱抗性的手段之一,其原理是通过测定一定时间内飞虱排泄蜜露的数量,判断其取食多寡,作为评价不同水稻品种对稻飞虱抗性的依据之一。
The determination of rice planthopper feeding on rice plants is one of the means to study the resistance of rice to planthoppers. The principle is to determine the amount of nectar excreted by planthoppers in a given period of time, Resistance of different rice varieties to planthopper basis.