doc 关键词： 长期施肥；红壤水稻土；土壤肥力；生产力可持续性 [gap=2256]Key words: long-term fertilizer application; reddish paddy soil; soil fertility; productivity sustainability ..
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According to the present condition of soil fertility and the agricultural development in red soil area, the effect of long-term fertilizer application on parent material improvement in red soil was studied.
本文根据红壤旱地的肥力现状及区域农业发展需要,研究了长期施肥对红壤母质熟化的影响。
参考来源 - 长期施肥对红壤母质熟化的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
The research showed that the organic matters and active organic matters increased obviously, but the inactive organic matters and KOS value decreased with long-term application of organic fertilizer.
试验结果表明，长期施用有机肥料和秸秆还田可明显促进土壤有机质和易氧化有机质的积累，而难氧化有机质和KOS值降低。
Long term application of the fertilizer will supplement the soil with organic matter and the heavy metals in the fertilizer wil not pollute the soil environment.
长期施用，可补充土壤中有机质，且肥料中重金属元素不会引起菜地环境的污染。
Results showed that soil total nitrogen and organic nitrogen fractions were significantly influenced by long-term application of chemical fertilizer and manure.
结果表明，长期施用化肥和有机肥对土壤全氮和土壤有机氮组成有显著影响。
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