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近期不少菜农反映阿维菌素防治根结线虫效果不明显,有的菜农甚至说根本没有效果。阿维菌素对根结线虫、体外寄生虫及其他节肢动物都有
Recently many vegetable farmers to reflect avermectin root knot nematode effect is not obvious, some farmers even said no effect. Abamectin has root knot nematodes, ectoparasites and other arthropods