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VOL. 4, ISSUE 7 (2017)
Mechanism of resistance against lime stress by plant growth-promoting Rhizobacteria in Vitis
Authors
ES Cetin, S Daler
Abstract
Plant growth-promoting rhizobacteria (PGPR) have gained world wide importance and acceptance. PGPR are the soil bacteria inhabiting on the root surface and are directly or indirectly involved in promoting plant growth and development. It has documented the increased health and productivity of plants by the application of PGPR under both normal and stressed conditions. In this study, it was aimed to determine the effects of PGPR on 1103 Paulsen grown in 0%, 10 and 25 lime concentrations. Content of chlorophyll, leaf number, shoot length, shoot weight, degree of membrane injurity, proline, total phenolic compound and lipid peroxidation were determined in the plants. The longest shoots were found on inoculated plants at 0% (26, 00 cm) and 10% (17,67 cm) lime concentration. Membrane damage (78,607%) was the highest on 25% lime medium and non inoculated plants. Maximum proline content was determined from inoculated plants and 10% to 25% lime medium. Maximum total phenolic content (4,087 mg/g) was obtained from inoculated plants at 25% lime. The highest lipid peroxidation (7.861 μmol/g) was observed with non inoculated, and 25% lime medium. As a conclusion, all criterias were affected by different CaCO3 concentrations and injurity symptoms result from CaCO3 generally reduced with the PGPR treatment.
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Pages:462-466
How to cite this article:
ES Cetin, S Daler "Mechanism of resistance against lime stress by plant growth-promoting Rhizobacteria in Vitis". International Journal of Multidisciplinary Research and Development, Vol 4, Issue 7, 2017, Pages 462-466
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