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| 几丁质酶产生菌发酵液对水稻生长及防御酶活性的影响 | |
| 引用本文： | 唐勇军,彭丽莎,邹俊,田云,卢向阳.几丁质酶产生菌发酵液对水稻生长及防御酶活性的影响[J].热带作物学报,2011,32(3):393-397. |
| 作者姓名： | 唐勇军 彭丽莎 邹俊 田云 卢向阳 |
| 作者单位： | 1. 湖南工程学院化学化工学院,湖南湘潭411104;湖南农业大学生生物科学技术学院,湖南长沙410128;湖南省农业生物工程研究所,湖南长沙410128 2. 湖南省农业生物工程研究所,湖南长沙,410128 3. 湖南农业大学生生物科学技术学院,湖南长沙410128;湖南省农业生物工程研究所,湖南长沙410128 |
| 基金项目： | 国家自然科学基金(30871336); 湖南省自然科学基金重点项目(09JJ3043) |
| 摘 要： | 用自然界筛选到的抗稻瘟病几丁质酶产生菌H3发酵液处理水稻幼苗后,检测水稻幼苗质量及其体内苯丙氨酸解氨酶(PAL)、过氧化氢酶(CAT)和过氧化物酶(POD)活性的变化,以期探讨发酵液的作用机理。结果表明,H3菌株产酶发酵液处理2种水稻幼苗后,培两优288苗高和百苗干物重分别比对照分别增加58.9%、35.4%,旱干127苗高和百苗干物重比对照分别增加66.8%、26.2%,苯丙氨酸解氨酶活性和过氧化物酶活性明显增加,过氧化氢酶活性下降。H3菌株发酵液能诱导水稻幼苗防御酶的活性变化,使其朝有利于水稻幼苗生长和抵抗病害的方向发展。 |
| 关 键 词： | H3菌株 水稻幼苗 苯丙氨酸解氨酶 过氧化氢酶 过氧化物酶 |
The Effects of the Fermentation Liquor from the Chitinase Producing Strains on Rice Growth and the Activities of Defensive Enzymes |
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| TANG Yongjun,PENG Lish,ZOU Jun,TIAN Yun and LU Xiangyang.The Effects of the Fermentation Liquor from the Chitinase Producing Strains on Rice Growth and the Activities of Defensive Enzymes[J].Chinese Journal of Tropical Crops,2011,32(3):393-397. | |
| Authors: | TANG Yongjun PENG Lish ZOU Jun TIAN Yun and LU Xiangyang |
| Institution: | TANG Yongjun1,2,3,PENG Lisha3,ZOU Jun1,TIAN Yun2,LU Xiangyang2,3 1 Hunan Institute of Engineering,Xiangtan,Hunan 41110 2 College of Bioscience and Biotechnology Hunan Agricultural University,Changsha 410128 3 Hunan Agricultural bioengineering Research Institute,Changsha 410128 |
| Abstract: | The main purpose of this experiment is to study the effects of the fermentation liquor from the chitinase producing strains on rice seedlings growth and the activities of defensive enzymes which was screened from natural environment with the selective medium.The rice seedlings qualities and several defense enzymes activity were measured after rice seedlings were treated with the fermentation liquor from the chitinase producing strain H3.The results showed that the height and seedling dry weight of Peiliangy... |
| Keywords: | Chitinase producing strain H3 Rice seedlings Phenylalanine ammonia-lyase Peroxidase Catalase |
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