HORMONE-INDUCED PHYSIOLOGICAL-RESPONSES OF A TROPICAL MANGROVE SPECIES

被引:10
作者
KATHIRESAN, K
MOORTHY, P
机构
[1] Centre of Advanced Study in Marine Biology, Annamalai University, Parangipettai, Tamil Nadu
关键词
D O I
10.1515/botm.1994.37.2.139
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
The effects of Indole-3-acetic Acid (IAA) and Gibberellic acid (GA3) On seedling performance of Avicennia marina (Forsk.) Vierh. were studied. The GA3 was found to enhance shoot growth by 26% and root growth by 40%, shoot dry weight by 145% at 50 mg L-1. Indole-3-acetic acid also increased shoot dry weight by 139% and root length to 31% at 10 mg L-1. The GA3 Was more effective than IAA in increasing the accumulation of protein, tissue nitrate, carotenoids, chlorophylls and their fractions in photosystems I and II and in the light harvesting complex.
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页码:139 / 141
页数:3
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