نتایج جستجو برای: sequestrine [eddha
تعداد نتایج: 147 فیلتر نتایج به سال:
We investigated the effects of jasmonic acid (JA) and ethylenediamine-di-o-hydroxyphenyl-acetic acid (EDDHA) on floral induction and induction of turions in the photoperiodically neutral clone Djelekovec of the species Spirodela polyrhiza in axenical cultures. JA (0.475–47.5 nmol L–1) promoted floral induction under long-day (LD) and short-day (SD) conditions, while it had no effect on turion i...
PurposeThe aim of this work was to test the hypothesis that Fe mining sub-products and thiols can alleviate a moderate Fe-deficiency in Strategy I species soybean (Glycine max) grown calcareous soil greenhouse conditions.MethodsCombinations three sources [Fe(III)-EDDHA two sub-products, one containing oxides FeS2 other oxides], (glutathione, dithiothreitol thiophenol) were applied solution soil...
Application of Fe salts with different organic matter sources has been demonstrated to be effective in preventing Fe deficiency chlorosis. The main objective of this work was to study the effectiveness of different Fe sources based on mixtures of humic substances or compost with vivianite in preventing this nutritional disorder in strawberry (Fragaria × ananassa cv Camarosa). To this end, a ran...
To evaluate the effects of different levels of iron (Fe) (from Fe-nano-chelate and Fe-EDDHA sources) on growth parameters, concentration and absorption of Fe and some nutrients in cowpea (Vigna unguiculata) in a calcareous soil, a greenhouse experiment was conducted based on completely randomized design with three replications. Treatments consisted of four levels of Fe (0, 0.135, 0.270 and 0.40...
یکی از مهم ترین معضلات کشت ناترک در استان خوزستان بیماری پوسیدگی طوقه و ریشه می باشد. جهت مطالعه بیماری از مناطق مختلف استان خوزستان شامل اهواز، سوسنگرد و حمیدیه بازدید و از گیاهانی که حالت زردی و خشکیدگی را نشان می دادند نمونه برداری به عمل آمد. از کشت قطعاتی از بافت های آلوده ریشه و طوقه، شصت و پنج جدایه قارچی شاملfusarium solani(55 جدایه)،f. equiseti(5 جدایه)، lasiodiplodia hormozganensis(3 ...
in order to study the effects of soil and foliar application of fe-eddha on some biochemical and physiological traits in safflower under two irrigation regimes an experiment was conducted in 2008 growing season in research field of faculty of agriculture, shahed university. the experimental design was a split-plot based on randomized complete blocks with four replications. mainplots consisted o...
Cold plasma and ozone sanitation of irrigation solutions can oxidize both microbes non-target micronutrients because their high oxidation-reduction potential (ORP) is a non-selective mode action. The objective this study was to evaluate the effects cold treatment on oxidation iron manganese in nutrient containing one four chelates (iron-ethylenediaminetetraacetic acid (Fe-EDTA), iron-diethylene...
the aim of this study was to investigate the effect of different amounts of hydrogen peroxide and iron resources in refining petroleum (kerosene) contaminated soils using fenton reaction. for this, ten complex soil samples around tehran oil refinery were collected and after preparations were contaminated with two levels of 10 and 20% of petroleum (kerosene) in triplicate. after reaching equilib...
یکی از مهم ترین معضلات کشت ناترک در استان خوزستان بیماریهای پوسیدگی طوقه و ریشه میباشد. عمدهترین عامل بیماری در این استان قارچ fusarium solani است. در گلخانه ضمن مطالعه بیماری زایی قارچ f. solani روی ناترک، اثرات سطوح مختلف ph (8 و 6)، کلات کننده eddha (صفر، 10 و 20 میلیمول در لیتر) و کلسیم (صفر و 12 میلی اکیوالان بر لیتر) روی صفات مختلف (میانگین وزن خشک و تر بخش هوایی گیاه، وزن تر ریشه و ...
Selected isolates of Pseudomonas fluorescens (Pf4-92 and PfRsC5) and P. aeruginosa (PaRsG18 and PaRsG27) were examined for growth promotion and induced systemic resistance against Fusarium wilt of chickpea. Significant increase in plant height was observed in Pseudomonas treated plants. However, plant growth was inhibited when isolates of Pseudomonas were used in combination with Fusarium oxysp...
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