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从菖蒲Acorus calamus根提取的香精油,用其蒸气对谷象、米象、谷蠹、杂拟谷盗和绿豆象的卵和成虫,进行防治效果的研究。在30℃和相对湿度55％条件下,把昆虫暴露于10～15微升,96～168小时。绿豆象的卵和成虫最为敏感。其次是谷象成虫。杂拟谷盗和谷蠹成虫对所有试验的剂
The essential oil extracted from Acorus calamus root is used to study its control effect on the eggs and adults of Castanopsis carnosius, Castanopsis carlesii, Tricholoma matsutake and Mung bean elephant. Insects were exposed to 10 to 15 μl for 96 to 168 hours at 30 ° C and 55% relative humidity. Mung bean elephant and adult most sensitive. Followed by grain as adults. Toxoplasma and Thompson adults for all tested agents