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Effects of Long-term Trace Elements Fertilizer on Soil Nutrient Contents
Authors
苏蕾
郝明德
魏孝荣
Publication date
1 January 2003
Publisher
Abstract
长期施用微量元素肥料对耕层土壤有机质、全 N、碱解 N含量影响不大 ,施用 B、Mn肥耕层土壤全 P、有效P含量分别较对照增加 5 .0 %、9.2 %和 12 8.0 %、115 .8%。剖面土壤有机质、全 N、碱解 N含量各施肥处理在 0~ 4 0cm土层含量均高于 CK、4 0~ 12 0 cm土层含量低于 CK,12 0~ 2 2 0 cm土层含量再次高于 CK。各个剖面 B、Zn处理的全 P含量高于 CK,施 Mn处理全 P低于 CK
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Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
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Last time updated on 21/09/2018