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1·Sowthistle the nutritional value of relatively high.

苦菜的营养价值比较高。

2·During recent years, continuous cropping Soybean, lack of soil tillage and lack of effective herbicide for Perennial sowthistle caused Perennial sowthistle rampant.

近年来，由于大豆连作普遍、土壤耕作次数减少且无防除苣荬菜的特效药，导致大豆田苣荬菜的危害日趋严重。