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为摸清重庆市国库和农村储粮虫蚀损耗水平,全市统一布置,于一九八四年八月至八五年四月进行了虫害区系分布和虫蚀损耗调查,以此作出对重庆市储粮虫蚀损耗的评价.一、地理特征与主要粮食作物我市位于四川盆地东南部,属亚热带季风气候,年平均气温18.6℃,大气年平均湿度78%,年平均总降雨量1100毫米.一九八三年全市粮食作物总产量568万吨.其中,稻谷、小麦、玉米、高粱、大豆、绿豆、蚕豆、豌豆八个主要品种产量为489万吨.
In order to find out the level of pest erosion loss in the treasury and rural grain storage in Chongqing, the city was uniformly arranged. From August 1984 to April 1985, pest damage distribution and pest erosion were investigated, 1. Evaluation of Geological Characteristics and Major Food Crops The city is located in the southeast of Sichuan Basin and belongs to a subtropical monsoon climate with an annual average temperature of 18.6 ℃ and an average annual atmospheric humidity of 78% with an average annual rainfall of 1100 mm. The total output of grain crops in the city was 5.68 million tons in 1983. Among them, the output of the eight main varieties of rice, wheat, corn, sorghum, soybean, mung bean, broad bean and pea was 4.89 million tons.