【摘要】 用CTHC125×65型磷化氢环流熏蒸仓外投药器投药进行环流熏蒸试验，结果表明，磷化铝自然潮解环流熏蒸是解决深粮层熏蒸杀虫的一种使用安全、操作简便、经济实用的方法。采用该装置仓内磷化氢气体分布均匀，杀虫效果良好。更多还原

【Abstract】 The methed of natural deliquecence of aluminum phosphade in recirculation fumigation was safe, convenient and economic. The insects in the deep grain bulks can be killed by CTH 125 × 65 outdoor applicator for recirculation fumigation. The results showed that PH3in the warehouse distributed uniformly and the effect of killing insects was good using the equipment.更多还原