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豆科作物的固氮作用問題,具有重要的理論意义和实践意义。农业科学工作者已对这一問題給予广泛的注意。茲就接触所及,将国內外有关資料作一綜述和探討。不妥之处,請讀者指正。
The nitrogen fixation of leguminous crops has important theoretical and practical significance. Agricultural scientists have given this issue a great deal of attention. As far as I am concerned, I will summarize and discuss relevant information at home and abroad. Inappropriate place, please correct me.