GROWTH-REGULATORS HAVE RAPID EFFECTS ON PHOTOSYNTHATE UNLOADING FROM SEED COATS OF PHASEOLUS-VULGARIS L

被引:65
作者
CLIFFORD, PE [1 ]
OFFLER, CE [1 ]
PATRICK, JW [1 ]
机构
[1] UNIV NEWCASTLE, DEPT BIOL SCI, NEWCASTLE, NSW 2308, AUSTRALIA
关键词
D O I
10.1104/pp.80.3.635
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Of nine plant growth regulators (indoleacetic acid, 1-naphthalene acetic acid, gibberellic acid, giberellin 4/7, 6-benzylaminopurine, 6-furfurylaminopurine, abscisic acid, and 1-aminocyclopropane carboxylic acid) tested, only 6-benzylaminopurine and abscisic acid affected 14C-photosynthate unloading from excised seedcoats of Phaseolus vulgaris L. Unloading, in the presence of KCl, was stimulated by 25 to 40%. Stimulation occurred immediately for 6-benzylaminopurine and for abscisic acid within 10 to 12 minutes of application.
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页码:635 / 637
页数:3
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