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于春季在槟榔根区施一次呋喃丹颗粒剂与复合肥,可以有效地控制花期和幼果期约4个月红脉穗螟等虫害,并可增产50%左右。呋喃丹在果中最终残留量为0.01～0.1ppm以下或检不出。果中总生物碱含量有增无减。
Applying carbofuran granules and compound fertilizer in betel root area in spring can effectively control pests such as red pulse ear borer in flowering and young fruit stage for about 4 months and can increase yield by about 50%. The residual amount of carbofuran in the fruit is 0.01 to 0.1 ppm or less or can not be detected. The total alkaloid content increased unabated.