模拟氮沉降对北京东灵山辽东栎林树木生长的影响
邹安龙,李修平,倪晓凤,吉成均(
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Responses of tree growth to nitrogen addition in Quercus wutaishanica forests in Mount Dongling, Beijing, China
ZOU An-Long,LI Xiu-Ping,NI Xiao-Feng,JI Cheng-Jun()
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图5. 北京东灵山土壤全碳(TC)、全氮(TN)和全磷(TP)含量与辽东栎叶片全碳、全氮和全磷含量的关系。每一个点表示该样方的平均值。CK、N50、N100分别表示氮添加量0、50、100 kg·hm-2·a-1。
Fig. 5. Relationships of Quercus wutaishanica leaf total carbon (TC), total nitrogen (TN) and total phosphorus (TP) content with soil total carbon, total nitrogen and total phosphorus content in Mt. Dongling, Beijing. Each dot indicates the mean in each plot. CK, N50, N100 denote nitrogen addition 0, 50, 100 kg·hm-2·a-1, respectively.
