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应用~(15)N示踪研究结果表明,有机肥与无机肥按一定比例配施,能获得与单施等氮量速效无机肥同样高的产量,同时增加土壤有机质和速效磷的含量,培肥了土壤地力,减少了氮素损失对环境的污染,是使小麦连续稳产的重要措施。
The results of tracer application of ~ (15) N show that the organic fertilizer and inorganic fertilizer applied in a certain proportion can achieve the same high yield as the nitrogenous quick-acting inorganic fertilizer, and increase the content of soil organic matter and available phosphorus Fertilize the soil fertility, reducing the nitrogen pollution on the environment pollution is an important measure to make wheat stable and stable.