A MANUAL COLORIMETRIC PROCEDURE FOR MEASURING AMMONIUM NITROGEN IN SOIL AND PLANT KJELDAHL DIGESTS

被引:391
作者
BAETHGEN, WE [1 ]
ALLEY, MM [1 ]
机构
[1] VIRGINIA POLYTECH INST & STATE UNIV, DEPT AGRON, BLACKSBURG, VA 24061 USA
关键词
D O I
10.1080/00103628909368129
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
引用
收藏
页码:961 / 969
页数:9
相关论文
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