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菜田土壤肥沃 ,灌溉次数多 ,有利于杂草滋生。特别是在夏秋季节 ,杂草生长快 ,危害重 ,不仅与蔬菜争肥、争水、争光 ,严重影响蔬菜生长 ,而且有利于某些病虫害的发生。因此 ,菜农不得不花费大量精力用于除草 ,增加了劳动强度。为了探索简便、高效、安全 ,适合在我市菜田推广应?
Vegetable fields fertile soil, irrigation times, is conducive to the breeding of weeds. Especially in the summer and autumn, weeds grow fast and endanger the weight. They not only fight over fertilizers, fight for water and win glory with vegetables, but also seriously affect the growth of vegetables. It is also conducive to the occurrence of some pests and diseases. Therefore, farmers have to spend a lot of energy for weeding, increasing labor intensity. In order to explore the simple, efficient and safe, suitable for promotion in our city dish?