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采用磷化铝粮面施药和通风口施药相结合,利用大气湿度自然潮解、环流熏蒸,不仅经济、安全、有效、节省熏蒸时间,且浓度均匀,杀虫效果好。
It is not only economical, safe and effective, saves fumigation time, but also has uniform concentration and good insecticidal effect by using the combination of aluminum phosphide grain noodles and vents.