小麦线虫病是一种检疫性病害。解放以来,我区采取综合措施进行防治,已基本消灭。近几年少数地区调种时忽视检疫工作,又将这种病带进来,应引起注意,认真防治。小麦线虫病是由一种很小的虫子——线虫引起的,它属于园虫动物门线虫纲。一个雌虫可以产卵2,000—2,500粒。被害的麦株比较矮。叶鞘疏松,基杆肥肿,叶片皱缩扭曲,穗子较短,深绿色。麦粒部分或全部变成虫瘿,能把内外颖挤开,成 Wheat nematode is a quarantine disease. Since the liberation, our district has taken comprehensive measures to prevent and control it and has basically eliminated it. In recent years, when a few areas have been neglected quarantine work and then brought in with this disease, attention should be paid to serious prevention and treatment. Wheat nematode is caused by a very small worm, nematode, belonging to the family Nematoda. A female can lay 2,000-2,500 grains. Victims of wheat plants shorter. Leaf sheath loose, base rod swollen, leaf folds distorted, short ears, dark green. Some or all of the grains become insects, can squeeze the inside and outside Ying, into