(Q101105796)
Statements
Nutrient Characteristics in Incident Rainfall, Throughfall, and Stemflow in the Monsoon Evergreen Broad-leaved Forest at Dinghushan (English)
鼎湖山季风常绿阔叶林大气降雨、穿透雨和树干流的养分特征研究 (Chinese)
ZHANG Na/张娜
QIAO Yu-na/乔玉娜
LIU Xing-zhao/刘兴诏
CHU Guo-wei/褚国伟
ZHANG De-qiang/张德强
YAN Jun-hua/闫俊华
The characteristics of five nutrient elements (K, Ca, Mg, N and P) in precipitation, throughfall and stemflow were studied in an monsoon broad-leaved evergreen forest at Dinghushan, Guangdong Province. (English)
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对鼎湖山季风常绿阔叶林大气降雨、穿透雨和树干茎流中的5种养分元素K、Ca、Mg、N、P进行了测定,结合水量分配规律,研究了森林降雨过程中养分在水相中的含量变化特征和输入规律.结果表明:(1)所有离子浓度均为大气降水＜穿透雨＜树干流,且增幅较大,而平均浓度以K+和总氮(TN)含量最高;总磷(TP)、磷酸盐(HPO2+4)、总有机磷(TOP)含量均最低.(2)大气降雨中的离子平均浓度中以总有机氮(TON)的变异系数最大,为1.282;最小的是NO-3(0.502);穿透雨中变异系数最大的是TOP(… (Chinese)
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