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安庆沿江棉产区历年因受红鈴虫为害減产约二至三成,同时棉花的品质也大受影响。据宿松县复兴测报站1962年測定,被害籽棉重量要減輕48.7%,纤雄长度只有好花的77.8%,实际售价仅达好花的29.5%,嚴重地影响到棉花高产优质?赜诿藁ê焘彸娴囊┘练乐喂ぷ?根据作者管見所及,需要注意以下几个問題。
Anqing along the Yangtze River cotton production area over the years due to pink bollworm damage cut about two to three into, while the quality of cotton is also greatly affected. According to Susong County Renaissance measuring station measured in 1962, the weight of the victimized seed cotton to be reduced by 48.7%, the length of the male flower is only 77.8% of the good flowers, the actual price of only up to 29.5% of the flowers, seriously affecting the high yield and quality of cotton?藁 ê 焘 彸 彸 彸 Huan capsule ┘ practice music feed 根? According to the author’s opinion, you need to pay attention to the following questions.