NITRATE NITROGEN AND NITRATE REDUCTASE-ACTIVITY IN VERNA LEMON TREE LEAVES

被引:7
作者
ALCARAZ, CF
BANET, E
HELLIN, E
LLORENTE, S
机构
[1] C.S.I.C. Centro de Edafologla y BtologTa Aplicada del Segura, Murcia
关键词
Nitrate nitrogen; nitrate reductase; nitrogen nutrition;
D O I
10.1080/01904167909362720
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
The determination of the leaf nitrate concentration, as well as the nitrate reductase activity have been proposed as a parameters for the estimation of the nitrogen requirements of citrus plants. Because this, it is interesting to dispose of a well criteria for their suitable diagnosing. On nutritional1y normal Verna lemon trees we study the annual evolution of the leaf nitrate levels as well as the nitrate reductase activities. At the same time, the causeof the nitrogen alterations induced by iron chlorosis are determined. The results show that is the ferredoxin the iron compound responsible of this nitrogen unbalance. © 1979, Taylor & Francis Group, LLC. All rights reserved.
引用
收藏
页码:347 / 354
页数:8
相关论文
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