Leaf Photochemical Activity and Antioxidant Protection in Selected Hill Rice Genotypes of Koraput, India in Relation to Aluminum (Al3+) Stress

Autor: Debabrata Panda, Ritesh S. Sahoo, Prafulla K. Behera, Jijnasa Barik, Jayanta K. Nayak
Jazyk: English<br />Russian
Rok vydání: 2020
Předmět:
Zdroj: Journal of Stress Physiology & Biochemistry, Vol 16, Iss 2, Pp 13-21 (2020)
Druh dokumentu: article
ISSN: 1997-0838
Popis: Genetic variation for Aluminum (Al3+) tolerance is prerequisite for developing cultivars with improved tolerance to Al3+ stress. The present study aims to assess genotypic variability of growth, photosynthesis along with antioxidant defense in popular hill rice landraces of Koraput, India under different concentrations of Al3+ and compare the responses with modern rice varieties to identify Al3+ tolerant rice genotypes. After exposure to different level of Al3+, the growth parameters such as shoot length, root length, fresh and dry weight of rice seedlings were significantly (P
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