Evaluation Of Biological Control Of Wheat Flag Smut Using Fluorescent pseudomonas Isolates from Wheat Fields

Yousefi, S. (2016) Evaluation Of Biological Control Of Wheat Flag Smut Using Fluorescent pseudomonas Isolates from Wheat Fields. Masters thesis, university of zabol.

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Abstract

In this study, firstly, soil samples were collected from wheat fields and then Pseudomonas fluorescens bacteria were isolated using specific media. The antagonistic properties of this isolates and mechanism of their antagonistic activity was studied in the laboratory and isolates that showed the ability for antagonist activity were selected for the test greenhouse. In the greenhouse, wheat seeds cv. Chamran initially were moistened with this bacteria and then inoculated with spores of leaf smut fungus and were planted at a completely randomized design with four replications. The ability to control leaf smut by these bacteria was investigated to count the infected and healthy plants, and comparing them with the control plants, which are without inoculation with bacteria and analyzed with SPSS statistical software. The results show that the level of virulence and the stem length in between treatments were significant at P≤ 0.01.

Item Type: Thesis (Masters)
Uncontrolled Keywords: Urocystis agropyri, Siderophor, antibiotic production, chamran cultivar
Subjects: S Agriculture > SB Plant culture
Depositing User: Mrs najmeh khajeh
Date Deposited: 16 May 2018 08:31
Last Modified: 03 Mar 2019 07:41
URI: http://eprints.uoz.ac.ir/id/eprint/1762

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