Effects of CCC treatment on vernalization-key enzyme activity in broccoli(矮壮素处理对青花菜生长状态及春化关键酶活性的影响)
以中早熟品种‘元绿701’青花菜为试材,当植株长至3片真叶时叶面喷施不同浓度(2 000、3 000、4 000 mg•L-1))的矮壮素溶液,在其长到6片真叶时进行低温春化处理(昼温/夜温=(13.3±0.5) ℃/(6.3±0.5)℃),研究矮壮素处理对青花菜生长状态及春化相关酶活性的影响.结果表明:喷施矮壮素后,改变了植株的营养生长状态,使株高显著降低、茎粗显著增加;降低了转化酶和硝酸还原酶的活性,提高了谷氨酰胺合成酶活性.低水平的转化酶、硝酸还原酶、谷氨酰胺合成酶活性有利于春化的完成....
Main Authors: | WUMeixuan(吴美璇), ZHENGShanshan(郑姗姗), JIANGXinmei(蒋欣梅), YUXihong(于锡宏), LIUYang(柳杨), CHEXin(车欣) |
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Format: | Article |
Language: | zho |
Published: |
Zhejiang University Press
2014-01-01
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Series: | Zhejiang Daxue xuebao. Lixue ban |
Subjects: | |
Online Access: | https://doi.org/10.3785/j.issn.1008-9497.2014.01.015 |
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