@article{张文:3525, author = {[张文, 曾辉, 闫涛, 常文静]}, title = {氮添加对不同林龄华北落叶松叶片氮重吸收过程的影响}, publisher = {生态学杂志}, year = {2018}, journal = {生态学杂志}, volume = {37}, number = {12}, eid = {3525}, pages = {3525-3532}, keywords = {氮重吸收; 林龄; 氮沉降; 叶片衰老}, url = http://www.cje.net.cn/CN/abstract/article_23509.shtml }