通过对茭白二化螟的越冬习性、产卵习性、钻蛀及转移规律,田间种群动态、天敌种类进行了调查和研究。
This paper dealt with the overwintering, oviposition, boring and transferring behavior, population dynamics, and control of striped stem borer (SSB), Chilo suppressalis in Zizania fields.
采用生命表的形式研究了三化性桑蟥自然种群数量动态规律。
The number dynamic law of natural racial group of the trivoltinism mulberry white caterpillar was studied Using life table.
采用黑光灯引诱逐日调查的方法,研究了太行山低山丘陵区鳞翅目趋光性昆虫种群数量动态变化规律。
By the black light lamp lure and investigation day after day, the population dynamics of Lepidoptera phototactic insects in hill area of lower Taihang Mountain is studied.
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