ROOT-ZONE ACIDITY AFFECTS RELATIVE UPTAKE OF NITRATE AND AMMONIUM FROM MIXED NITROGEN-SOURCES

被引:77
作者
VESSEY, JK
HENRY, LT
CHAILLOU, S
RAPER, CD
机构
[1] N CAROLINA STATE UNIV,DEPT FORESTRY,RALEIGH,NC 27695
[2] N CAROLINA STATE UNIV,DEPT SOIL SCI,RALEIGH,NC 27695
关键词
D O I
10.1080/01904169009364061
中图分类号
Q94 [植物学];
学科分类号
071001 [植物学];
摘要
Soybean plants (Glycine max [L.] Merr. cv Ransom) were grown for 21 days on 4 sources of N (1.0 mM NO-3, 0.67 mM NO-3 plus 0.33 mM NH+4, 0.33 mM NO-3 plus 0.67 mM NH+4, and 1.0 mM NH+4) in hydroponic culture with the acidity of the nutrient solution controlled at pH 6.0, 5.5, 5.0, and 4.5. Dry matter and total N accumulation. © 1990, Taylor & Francis Group, LLC. All rights reserved.
引用
收藏
页码:95 / 116
页数:22
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