茶苗根结线虫病又称根瘤线虫病,是国内外茶树上的一种重要病害。据报道,此病在印度、印度尼西亚、日本、斯里兰卡、澳大利亚以及中非等国都较严重,我国在60年代初于浙江余杭县闲林公社首次发现此病,以后广东海南、韶关、英德、肇庆和四川重庆的澄江公社等地陆续有过报道,浙江农业 Tea root knot nematode disease, also known as root knot nematode disease, is an important disease on tea trees at home and abroad. It is reported that the disease is more serious in India, Indonesia, Japan, Sri Lanka, Australia and Central African countries. In early 1960s, our country found the disease for the first time in the free commune of Yuhang County in Zhejiang Province. After that, Hainan, Shaoguan, Yingde, Zhaoqing And Chongqing, Sichuan Chengjiang commune and other places have been reported, Zhejiang agriculture