谷象蛀食完整的粮粒,属第一食性贮粮害虫,是对外植物检疫对象。哈密为谷象疫区,每年开春,库存小麦被害相当严重。 1983年对哈密县东风公社泉水地生产队粮仓库存小麦,进行冷冻处理消灭谷象试验,处理分为:①小麦5000公斤散堆于仓内,堆高20厘米,长8米,宽4米;②小麦装入麻袋,30袋小麦每袋100公斤,码于仓内 Valley grain eaten as a complete grain, is the first food stored pests, is the object of foreign plant quarantine. Hami Valley as the grain-like areas, every spring, stocks of wheat were severely damaged. In 1983, the coal production team granary stock wheat was produced in spring water of Dongfeng commune of Hami county and was subjected to freezing treatment to eliminate Gu Xiang test. The treatment was divided into: ① 5000 kg of wheat was scattered in the warehouse, 20 cm in height, 8 m in length and 4 m in width; ② wheat into sacks, 30 bags of wheat 100 kg per bag, yard in the warehouse