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利用谷包作为设置地上通风道的材料，配合机械通风，进行散装储粮试验，结果表明：有利于粮堆中下层机械通风和自然通风，对熏蒸杀虫，提高药剂的渗透，防止地面反潮起到了很好的作用。
The results showed that it is beneficial to mechanical ventilation and natural ventilation in the middle and lower layers of the grain piles, fumigation of insecticides and penetration of pesticides to prevent the reverse tide of the ground Played a very good role.