亚热带常绿阔叶林土壤胞外酶活性对碳输入变化及增温的响应

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刘珊杉¹^,²^,⁵, 周文君¹^,²^,⁵^,^*(

), 况露辉³^,⁵, 刘占锋³^,⁵, 宋清海¹^,²^,⁵, 刘运通¹^,²^,⁵, 张一平¹^,²^,⁵, 鲁志云¹^,⁴, 沙丽清¹^,²^,⁵^,^*(

)

Responses of soil extracellular enzyme activities to carbon input alteration and warming in a subtropical evergreen broad-leaved forest

LIU Shan-Shan¹^,²^,⁵, ZHOU Wen-Jun¹^,²^,⁵^,^*(

), KUANG Lu-Hui³^,⁵, LIU Zhan-Feng³^,⁵, SONG Qing-Hai¹^,²^,⁵, LIU Yun- Tong¹^,²^,⁵, ZHANG Yi-Ping¹^,²^,⁵, LU Zhi-Yun¹^,⁴, SHA Li-Qing¹^,²^,⁵^,^*(

)

图4. 亚热带常绿阔叶林土壤酶活性与土壤理化性质关系的冗余分析(RDA)。
NH₄⁺-N, 铵态氮含量; NO₃^--N, 硝态氮含量; DOC, 溶解有机碳含量; SWC, 土壤含水量。AP, 酸性磷酸酶; BG, β-葡萄糖苷酶; NAG, β-1,4-N-乙酰氨基葡萄糖苷酶; PER, 过氧化物酶; POX, 多酚氧化酶。

Fig. 4. Redundancy analysis (RDA) of soil enzyme activities and physical and chemical properties in the subtropical evergreen broad-leaved forest.
NH₄⁺-N, ammonium nitrogen content; NO₃^--N, nitrate nitrogen content; DOC, dissolved organic carbon content; SWC, soil water content. AP, acid phosphatase; BG, β-glucosidase; NAG, β-1,4-N-acetylglucosaminidase; PER, Peroxidase; POX, Polyphenol oxidase.