nerve ring of nematode线虫神经环
bean ring spot nematode disease菜豆环纹线虫病
grapevine ring spot nematode disease葡萄环纹线虫病
peanut ring spot nematode disease花生环纹线虫病
grapevine ring nematode disease葡萄轮线虫病
tea ring nematode disease茶半轮线虫病
peach ring nematode disease桃轮线虫病
red ring nematode红环腐线虫