ISSN 0371-0874, CN 31-1352/Q

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低温与GA_(3)诱导菠萝黑心病的生理机制

周玉婵, 谭兴杰

中国科学院华南植物研究所

摘要

菠萝黑心病是PPO催化氧化酚类物质形成褐色产物所致。低温或GA_(3)处理提高了PPO活 性及其底物-儿茶酚、绿原酸和咖啡酸的含量, 也导致了PAL活性增加; 低温还使乙烯释放率增大。这些变化均有利于黑心病的发生和发展。图9参14

关键词: 菠萝; 黑心病; 生理学; 温度

Mechanism of blackheart development induced by low temperature and gibberellic acid in pineapple fruit

Zhou Yuchan, Tan Xingjie

S Chin. Inst. Botany, Acad. Sin.

Abstract

Key words: Pineapple;Blackheart;Polyphenol oxidase (PPO);Phenylalantne ammonia-lyase (PAL)

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引用本文:

周玉婵, 谭兴杰. 低温与GA_(3)诱导菠萝黑心病的生理机制[J]. 生理学报 1992; 44 (4): .

Zhou Yuchan, Tan Xingjie. Mechanism of blackheart development induced by low temperature and gibberellic acid in pineapple fruit. Acta Physiol Sin 1992; 44 (4): (in Chinese with English abstract).