Evaluation of drought tolerance in sesame (Sesamum indicum L.) genotypes using germination traits and indices under drought conditions

Autor: Mohammad Amin Baghery, Seyed Kamal Kazemitabar, Ali Dehestani, Pooyan Mehrabanjoubani, Hamid Najafi Zarini
Jazyk: perština
Rok vydání: 2021
Předmět:
Zdroj: فیزیولوژی محیطی گیاهی, Vol 16, Iss 64, Pp 37-54 (2021)
Druh dokumentu: article
ISSN: 2423-7671
2783-4689
DOI: 10.30495/iper.2022.688792
Popis: Sesame as one of the most important oilseed crops has high industrial, food, and medicinal potentials. Drought stress challenges sesame production, especially at the germination and seedling stages. To screen sesame genotypes for drought tolerance at the germination stage, a factorial experiment was performed in a completely randomized design with 3 replications. The studied factors included 4 drought levels induced by polyethylene glycol (concentrations of 0%, 20%, 25%, and 30%) and 15 sesame genotypes. Based on the results of ANOVA, the effect of genotype, drought, and their interaction on all studied traits including germination rate, germination speed, vigor index 1 and 2, radicle length, plumule length, and seedling fresh and dry weight was significant (P
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