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植物线虫属于低等动物,它们的体形非常之小,用眼睛不容易看到,要在显微镜下才能观察清楚。它们在自然界里的分布又非常广泛,几乎所有栽培植物和野生植物都能被它寄生和为害。所以,给防治上带来很大的困难。线虫在农业上的为害是不可忽视的,它造成的损失相当可观。就拿蔬菜来讲,根据美国1971年统计,由于线虫为害,蔬菜损失11%,折合二亿七千万美元(这还不包括线虫与其
Plant nematodes belong to the lower animals, their shape is very small, with the eye is not easy to see, to be clearly observed under a microscope. Their distribution in nature is very extensive, and almost all cultivated plants and wild plants can parasitize and harm them. Therefore, prevention and treatment brought great difficulties. Nematode damage in agriculture can not be ignored, it caused considerable losses. Take vegetables, according to the United States in 1971 statistics, due to nematode damage, vegetable losses of 11%, equivalent to 270 million US dollars (this does not include nematodes and their