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Stress tolerance attributes and yield based selection ofpotato genotypes for water stress environment |
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รหัสดีโอไอ | |
Creator | 1. Abdullah-Al-Mahmud 2. Md. Mofazzal Hossain 3. Mohammad Zakaria 4. M.A. Khaleque Mian 5. M. Abdul Karim 6. Mohammad Hossain |
Title | Stress tolerance attributes and yield based selection ofpotato genotypes for water stress environment |
Publisher | Research and Development Office, Prince of Songkla University |
Publication Year | 2560 |
Journal Title | Songklanakarin Journal of Science and Technology (SJST) |
Journal Vol. | 39 |
Journal No. | 2 |
Page no. | 185 |
Keyword | potato,yield,relative performance,tolerance,stress susceptibility index and stress tolerance index |
ISSN | 0125-3395 |
Abstract | Twenty potato genotypes were assessed for water stress sensitivity during 2009 and 2010 at Horticulture ResearchFarm of Bangabandhu Sheikh Mujibur Rahman Agricultural University, Salna, Gazipur, Bangladesh. The experiment wascarried out in completely randomized design (CRD) comprising two factors with four replications. Selection of the genotypesfor water stress condition was done following different stress tolerance attributes likes; relative performances, stress susceptibilityindex, tolerance and stress tolerance index. Local cultivars Indurkani, Shilbilati and Sadaguti showed high degree oftolerance to water stress with low productivity in both conditions. CIP genotype CIP 396244.12 had the highest yield underwater stress condition followed by CIP 393371.58. Under water stress condition, as genotype with higher yield is desirable.So, considering yields and different stress attributes, CIP genotypes CIP 396244.12 and CIP 393371.58 were found suitablefor water stress condition. |