桉树植株的磷营养受土壤有效磷含量和土壤营养体系中多种元素相互作用的影响。
The phosphorus nutrition of plants of eucalyptus is affected by the content of available phosphorus in soil and by the interaction of various elements of soil nutritious system.
分析了土壤有效磷含量的现状及其变化原因，提出了施肥对策，以期指导农业生产。
The situation of soil available phosphorus and its change are analyzed and countermeasures are put forward so as to guide the agricultural production.
高度风化的酸性红壤，受亚热带气候及不合理利用影响，土壤养分含量偏低，尤其是土壤磷素的含量及有效性也很低。
Influenced by the subtropical climate and unreasonable use in deeply weathering red soils, the nutrient content is lower, especially the validity of phosphorus.
结果表明：各土壤因素中以有效铁含量对黄瓜产量的贡献率最大，为0.7861；速效磷含量的贡献率次之，为-0.2865。
The results showed that the rate of contribution of available Fe to yield of cucumber was the biggest of factors(0.7861), the following is available P(-0.2865).
能改善土壤性状，增加土壤有效磷的含量。
It was also effective to improve the soil condition and increase its usable phosphor content.
耕层土壤全磷和有效磷含量水平较高。
The total and effect content of soil phosphorus in infield layer are higher.
对毛竹土壤有机碳密度影响最大的为有机碳含量，对土壤有机碳密度的影响次之的为土壤全氮量，土壤有效磷量对其影响程度也较大。
The biggest influence to soil organic carbon density was organic carbon content, the next was total nitrogen, and content of soil available phosphorus was also influenced soil organic carbon density.
结合国内外已有的研究成果，从土壤有机磷的含量、形态及影响有机磷生物有效性的因素等几个方面，对土壤有机磷的研究现状进行了综述。
Based on achievements of soil organic phosphorus field at home and abroad, some factors are discussed, including the content of soil organic phosphorus, forms, and bioavailability to cro...
结合国内外已有的研究成果，从土壤有机磷的含量、形态及影响有机磷生物有效性的因素等几个方面，对土壤有机磷的研究现状进行了综述。
Based on achievements of soil organic phosphorus field at home and abroad, some factors are discussed, including the content of soil organic phosphorus, forms, and bioavailability to cro...
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