The utilization ratio of phosphate fertilizer in potatoes was negatively correlated to available phosphorus in soil.
马铃薯磷肥利用率与土壤速效磷含量呈负相关。
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.
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。
In the acid paddy soil, sediment, the available phosphorus sources were Fe-P and Al-P. While Al-P was the source when the paddy soil was neutral or basic.
三角洲沉积酸性水稻土的有效磷源为铁磷和铝磷，中性、弱碱性水稻上为铝磷。
In the rich sparingly soluble phosphorus soil. Phosphorus bacteria fertilizer could increase the content of soil available phosphate.
在富难溶性磷土壤上，施用磷细菌肥可以提高土壤速效磷含量。
And it could improve the contents of organic matter, alkali - hydrolyzable nitrogen, available phosphorus and potassium in soil.
土壤中的有机质、碱解氮、速效磷、速效钾的含量均比对照增加。
TP, rapid available phosphorus, organic content and rapid available iron were gradually decreased in the top soil layer of wetland along the flow path.
总体而言，来水中的磷、有机质和速效铁以沿程逐渐降低的方式分布于湿地表层土壤中。
The scientists then compared how much nitrogen and phosphorus were available in the soil.
之后科学家比较了土壤中的氮和磷的含量。
The scientists then compared how much nitrogen and phosphorus were available in the soil.
之后科学家比较了土壤中的氮和磷的含量。
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