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经在浙江省室内饲养,灰豆象以幼虫在豆粒中越冬,1a发生5代。当日平均温度26.6℃时,完成1个世代需35d;当日平均温度30.1℃时,完成1个世代仅需26d。通过生活习性观察分析,影响其生长发育的主要因子是温度和食料。
After indoor feeding in Zhejiang Province, gray beans like larva in the winter grain beans, 1a occurred 5 generations. The average daily temperature of 26.6 ℃, the completion of a generation 35d; the average temperature of 30.1 ℃, the completion of a generation only 26d. Through the observation of life habits, the main factors that affect their growth and development are temperature and food.