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牡丹 Paeonia suffruticosa Andr.根结线虫雌虫会阴花纹近圆形 ,有些花纹在侧线部位向一方或两方延伸成翼状 ,在近尾端区有刻点 ;能侵染烟草、辣椒和花生 ,而不为害西瓜和棉花 ;雌成虫酯酶同功酶凝胶电泳只出现一条酶带 ,迁移率 0 .5。根据以上结果将牡丹根结线虫鉴定为北方根结线虫 Meloidogyne hapla Chitwood。
Peony Paeonia suffruticosa Andr. Root-knot nematode Female perineal pattern nearly circular, some patterns in one or both sides of the lateral line extends into a wing-like, near the end of the area has a point; can infect tobacco, peppers and peanuts, and not Damage to watermelon and cotton; female adult esterase isozyme gel electrophoresis showed only an enzyme band, mobility 0.5. According to the above results, Meloidogyne pegasus was identified as Meloidogyne hapla Chitwood.