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高温对高羊茅叶片中保护酶的影响
引用本文:王志勇,朱寿民,常青山,林文雄.高温对高羊茅叶片中保护酶的影响[J].景德镇高专学报,2006,21(2):1-2.
作者姓名:王志勇  朱寿民  常青山  林文雄
作者单位:1. 景德镇高等专科学校生化系,江西,景德镇,333000;福建农林大学应用生态研究所,福建,福州350002
2. 景德镇高等专科学校生化系,江西,景德镇,333000
3. 福建农林大学应用生态研究所,福建,福州350002
摘    要:采用裂区设计探讨了钾肥和多效唑两因素二水平对高羊茅(Festuca arundinecea Schreb.cv.Huntdog 5)越夏过程中保护酶活性的影响。研究结果表明:钾肥、多效唑、钾肥×多效唑互作达到极显著,综合得出B3C2(钾:140 kg/hm2,多效唑:250 mg/L)处理下,高羊茅的叶片细胞中保护酶活性相对较高,能显著增强高羊茅耐热性和延缓植株衰老,有利于其安全越夏。

关 键 词:多效唑  钾肥  裂区  超氧化物歧化酶(SOD)  过氧化物酶(POD)  过氧化氢酶(CAT)  高羊茅
文章编号:1008-8458(2006)02-0001-02
收稿时间:2005-11-20
修稿时间:2005年11月20

The Influence of High Temperature on Protective Enzymes in the Leaves of Festuca Arundinacea
WANG Zhi-yong,ZHU Shou-min,CHANG Qing-shan,LIN Wen-xiong.The Influence of High Temperature on Protective Enzymes in the Leaves of Festuca Arundinacea[J].Jingdezhen Comprehensive College Journal,2006,21(2):1-2.
Authors:WANG Zhi-yong  ZHU Shou-min  CHANG Qing-shan  LIN Wen-xiong
Abstract:Abstact: The split plot design with three factors and three levels was employed to study the effect of different treatments with different potassium and plant growth retardant(PP333) applicated rates on the actives of protective enzymes(SOD,POD,CAT) in the leaves of Festuca arundinecea in the overaestivation.The result showed that the effect of potassium,PP333 and the interaction of potassium PP333,were very significant,The best practice,showing the higest actives of protective enzymes in leaves of Festuca arundinacea,was B3C2 treatment.It was therefore suggested that the treatment with B3C2 was the better practice to significantly increase heat-resistance,postpone the senescence of Festuca arundinacea plants and overaestivate safely under the stress of high-temperature environment in summer.
Keywords:potassium  PP333  split plot design  SOD  POD  CAT  Festuca arundinacea
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