亚热带人工林下植被根际土壤酶化学计量特征
高雨秋1,2,戴晓琴1,2,3,*(
),王建雷1,付晓莉1,2,3,寇亮1,2,3,王辉民1,2,3,4
),王建雷1,付晓莉1,2,3,寇亮1,2,3,王辉民1,2,3,4
Characteristics of soil enzymes stoichiometry in rhizosphere of understory vegetation in subtropical forest plantations
GAO Yu-Qiu1,2,DAI Xiao-Qin1,2,3,*(),WANG Jian-Lei1,FU Xiao-Li1,2,3,KOU Liang1,2,3,WANG Hui-Min1,2,3,4
),WANG Jian-Lei1,FU Xiao-Li1,2,3,KOU Liang1,2,3,WANG Hui-Min1,2,3,4
图5. 亚热带人工林土壤酶活性及计量比与土壤理化性质关系的冗余分析(RDA)。NO3--N, 硝态氮; NH4+-N, 铵态氮; DOC, 可溶性有机碳; C:N, 全碳和全氮的比值。BG, β-1,4-葡萄糖苷酶; NAG+LAP, β-1,4-N-乙酰葡糖氨糖苷酶和亮氨酸氨基肽酶之和; AP, 酸性磷酸酶。
Fig. 5. Redundancy analysis (RDA) of soil enzyme activities, ecoenzymatic stoichiometry and physical and chemical properties in subtropical plantations. NO3--N, nitrate nitrogen; NH4+-N, ammonium nitrogen; DOC, dissolved organic carbon; C:N, the ratio of total carbon to total nitrogen. BG, β-1,4-glucosidase; NAG+LAP, the sum of β-1,4-N-acetylglucosaminidase and leucine aminopeptidase; AP, acid phosphatase.
