枣树(Zizyphus jujuba Mill.)叶片内氮素贮藏和循环利用的研究
曾骧,郝中宁
STORAGE AND RECYCLING UTILIZATION OF LEAF-NITROGEN OF JUJUBE TREE
Zeng Xiang (Beijing Agricultural University. Beijing 100094)Hao Zhongning (Beiji
J4
.
1991, (01): 37
-43
.
DOI: 10.11869/hnxb.1991.01.0037