间伐对杉木人工林叶片与土壤氮磷耦合关系的影响 / Effects of Thinning on Leaf-soil Nitrogen and Phosphorus Coupling Relationships in Chinese Fir Plantation
- Resource Type
- Academic Journal
- Authors
- 周昌和; 余国民; 罗旭辉; 蔡超; 俞飞; Zhou Changhe; Yu Guomin; Luo Xuhui; Cai Chao; Yu Fei
- Source
- 东北林业大学学报 / Journal of Northeast Forestry University. 51(11):125-130
- Subject
- 氮磷化学计量特征
养分耦合关系
间伐
杉木
土壤
N and P stoichiometry
Nutrient coupling relationships
Thinning
Cunninghamia lanceolate
Soil
- Language
- Chinese
- ISSN
- 1000-5382
为研究60%强度间伐后杉木(Cunninghamia lanceolata)人工林叶片与土壤养分耦合关系,以间伐后5 a和未间伐(对照)杉木人工林为研究对象,分析叶片和0<土层深度(d)≤60 cm土壤氮、磷化学计量特征及叶片与土壤氮磷的耦合关系.结果表明:间伐显著降低了0