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已知有几种除草剂在低浓度使用时能提高作物的产量和营养价值。许多除草剂会抑制光合作用,而草不绿(alachlor)在低浓度使用时;
Several herbicides are known to increase the yield and nutritional value of crops at low concentrations. Many herbicides inhibit photosynthesis, while alachlor is used at low concentrations;