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俄罗斯远东地区土壤特别适合大豆种植,原因是该土壤能够产生有益于大豆生长的根瘤菌。杀虫剂与氮肥对大豆根瘤的形成有较大的抑制作用;将大豆根瘤菌提取到纯净的作物中,可极大提高大豆的产量。
Soil in the Far East of Russia is particularly suitable for growing soybeans because the soil produces Rhizobium that is good for soybean growth. Pesticides and nitrogen fertilizer on the formation of soybean nodules have a greater inhibitory effect; soybean soybean rhizobium extract to pure crops, can greatly increase the yield of soybean.