Changes in enzymatic and nonenzymatic antioxidant defense mechanisms of canola seedlings at different drought stress and nitrogen levels
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چکیده
منابع مشابه
an investigation of accuracy and complexity across different proficiency levels in written narrative task
abstract this quasi-experimental study was aimed at examining the impact of storyline complexity on the grammatical accuracy and complexity of advanced and intermediate efl learners. a total of 65 advanced and intermediate efl learners were selected from iran language institute (ili). an intact group including 35 intermediate participants and another intact group with 30 advanced participants ...
effect of cadmium on changes of some enzymatic and none-enzymatic antioxidant defense systems in lentil seedlings (lens culinaris medik.)
introduction throughout their life cycle, plants are subjected to various types of environmental stresses which include salinity, water deficit, temperature extremes, toxic metal ion concentration and uv radiation. these environmental factors limit the growth and productivity of plants to various degrees, depending upon severity of stress. heavy metal toxicity is one of the major current enviro...
متن کاملMethyl Jasmonate-Induced Changes in Non- and Antioxidant-Enzymatic Defense in Peppermint (Mentha piperita)
Peppermint (Mentha piperita L.), a herbaceous and perennial species whichis produced mainly for the medicine and food. The peppermint plants were initiated from 10 cm-long rhizome cuttings followed by transferring into pots. The 48 h-treated plants with methyl jasmonate (MJ) concentrations (0, 0.1, 0.5 mM) were assessed for their total soluble proteins, malondialdehyde (MDA), chlorophylls a, b ...
متن کاملMechanisms of non-enzymatic antioxidant defense system of different organs of Catharanthus roseus for protective of cell membrane
Background & Aim: When the level of free radicals is increased and also when both the enzymatic systems and low molecular antioxidants are not sufficient to protect the organism, it seems necessary to get antioxidants from external sources. This study aimed to evaluate the antioxidant potential of different parts of Catharantus roseus Experimental: The antioxidant potential of ethanol...
متن کاملthe role of application of dynamic assessment approach in improvement of iranian efl writing performance at different language proficiency levels
the present study sought to investigate the role of dynamic assessment (da) in improvement of iranian efl writing performance at different language proficiency levels. to this end, after conducting the quick placement test, 60 iranian efl learners were assigned to two groups with different language proficiency levels. in both groups each participant wrote two compositions, one before and one af...
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ژورنال
عنوان ژورنال: TURKISH JOURNAL OF AGRICULTURE AND FORESTRY
سال: 2015
ISSN: 1300-011X,1303-6173
DOI: 10.3906/tar-1404-140