连续灭菌法 continuous sterilization 连续耕作 continuous tillage 连续变异 continuous variation; gliding intergradetion ..
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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。
Continuous ridge culture was the prerequisite, continuous capillary infiltration irrigation was the key, continuous Non-tillage was the guarantee and continuous crop plantation was the aim.
连续垄作是前提，连续浸润是关键，连续免耕是保证，连续植被是目的。
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