江西农业外来有害生物及其防治

在江西发生面积较大，危害较严重的农业外来入侵生物主要有水花生、水葫芦、豚草、加拿大一枝黄花、福寿螺等。它们的危害不仅造成农业减产和破坏生态，还可传播病害。对外来有害生物的防治，应采取农业防治、生物防治和化学防治相结合综合防治措施。

Prevention of Agricultural Exotic Harmful Organisms in Jiangxi Province

Severe damages of the agricultural exotic and invasive organisms, such as Alternanthera philoxeroides, water hyacinth, ragweed, solidago canadensis, and apple snails, ere, happened in large areas in China. Not only the agricultural production and the ecology were damaged, but also diseases had been spread. In the prevention of exotic harmful organisms, comprehensive measures should be taken, involving agricultural control, biological control and chemical control.