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栝楼(Trichosanthes kirilowii Maxim.)为葫芦科植物,果实及根加工干燥后供药用。栝楼在我省主产于长清、肥城、宁阳等县。近年来由于根结线虫病逐年加重,产量大减,经济损失日益严重。为此,我们对该病的为害情况进行了调查,为今后的防治研究提供参考。一、为害情况调查我们于1986年7月31日开始对宁阳、肥城、长清县的3个乡镇、8个村进行了调查,结果见表。
Trichosanthes kirilowii Maxim. Is a cucurbitaceous plant whose roots are processed and dried for medicinal use. Tau building produced in our province in Changqing, Feicheng, Ningyang and other counties. In recent years, due to increased root knot nematode year by year, the output greatly reduced, the economic losses are increasingly serious. To this end, we investigated the situation of the disease damage, provide a reference for future prevention and treatment research. First, the victimization survey We started in July 31, 1986 on Ningyang, Feicheng, Changqing County, three townships, eight villages were investigated, the results shown in the table.