The Effect of Two Species of Arbuscular Mycorrhiza Fungi on the Activity of Antioxidant Enzymes and Morphophysiological Characteristics of Mentha pulegium L. in Drought Stress | ||
| فناوری و گیاهان دارویی ایران | ||
| Article 7, Volume 2, Issue 2 - Serial Number 3, March 2020, Pages 83-99 PDF (226.84 K) | ||
| Document Type: Original Article | ||
| DOI: 10.22092/mpt.2020.127803.1049 | ||
| Authors | ||
| maryam zare hassanabadi1; Majid dashti2; mahdi akhondi* 3 | ||
| 1PhD student of Plant Physiology, Ferdowsi University of Mashhad | ||
| 2Assistant Professor, Khorasan-e-Razavi Agricultural and Natural Resources Research and Education Center, Agricultural Research, Education and Extension Organization (AREEO), Mashhad, Iran | ||
| 3Department of Biology, Payame Noor University, Iran | ||
| Abstract | ||
| Drought stress as one of the most important environmental stresses, eventually leads to the restriction of growth and production of plants. Plant symbiosis with arbuscular mycorrhizal fungi (AMF) reduces the effects of drought stress. In order to investigate the effect of mycorrhizal fungi on antioxidant enzymes activity and some morphological and physiological characteristics of Mentha pulegium L under drought stress, a pot experiment was conducted in a factorial experiment in the randomized complete design with three replications. Treatments included two levels of irrigation (60 and 100% crop capacity) and two species of mycorrhizal (Glomus mosseae and G. intraradices). The results showed that drought stress had significant effects on all measured traits, to the extent that the fresh and dry weight of the plant, relative water content, plant height, total chlorophyll content, and the percentage of root colonization, proline content and activity of peroxidase and superoxide dismutase were increased. The effects of mycorrhiza fungus on all of the measured traits were significant and improved the growth of the Mentha pulegium L. Results showed inoculation of mycorrhiza fungi improves plant resistance to drought stress via increasing of antioxidant compounds production and antioxidant enzymes activities. | ||
| Keywords | ||
| Environmental stress; Glomus sp; Medicinal plant; Proline; Colonization | ||
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