论文部分内容阅读
4PU-30[N-phenyl-′N-(2-chloro-4-pyridyl)urea]is a new type of plant growthregulator with cytokinin properties.It hasbeen confirmed to delay rice leaf senescence ef-fectively.In order to elucidate the physiologicalrole of 4PU-30 in delaying senescence,thechanges of protein,nucleic acid contents,andthe related activities of degradative enzymes
4PU-30 [N-phenyl-’N- (2-chloro-4-pyridyl) urea] is a new type of plant growth regulator with cytokinin properties. It has been confirmed to delay rice leaf senescence ef- fectively. In order to elucidate the Physiological root of 4PU-30 in delaying senescence, the changes of protein, nucleic acid contents, and the related activities of degradative enzymes