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  • 标题:Effect of Drought Stress on Chlorophyll Content and Anti-oxidant Enzymes of Green Gram Genotypes (Vigna Radiata L.)
  • 本地全文:下载
  • 作者:B. Rambabu ; V. Padma ; Ramesh Thatikunta
  • 期刊名称:Nature, Environment and Pollution Technology
  • 印刷版ISSN:0972-6268
  • 出版年度:2016
  • 卷号:15
  • 期号:4
  • 语种:English
  • 出版社:Technoscience Publications
  • 摘要:Green gram (Vigna radiata L.) Wilczek, chiefly grown as a post rainy season crop, faces waterstress situation. A complex response, in terms of biochemical and molecular level is shown by plants,when exposed to drought, and depending on that, plants show differential adaptation and tolerancemechanisms. In the studied biochemical parameters, proline, catalase and peroxidase showed increasedactivity due to water stress and negatively correlated with seed yield and correlation was significantfor catalase and peroxidase, while the total chlorophyll content decreased due to water stress and itwas positively and significantly correlated with the seed yield. All the biochemical parameters recordedhigher values in genotype WGG 37, whereas, lowest total chlorophyll and leaf proline were recordedin MGG 348 and lowest catalase and peroxidase activity in MGG 347. Highest seed yield wasrecorded by the genotype WGG 37 (1058.71 kg ha -1 ), followed by WGG 42 (1052.22 kg ha -1 ), while thelowest seed yield was recorded in MGG 348 (951.42 kg ha -1 ). Thus indicating the role of the biochemicalparameters and total chlorophyll content in stress mitigation.
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