首页> 外文期刊>Indian Journal of Biochemistry & Biophysics >Synergistic effect of plant growth promoting bacterium Pseudomonas fluorescens and phosphate solubilizing fungus Aspergillus awamori for growth enhancement of chickpea
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Synergistic effect of plant growth promoting bacterium Pseudomonas fluorescens and phosphate solubilizing fungus Aspergillus awamori for growth enhancement of chickpea

机译:促进植物生长的细菌荧光假单胞菌和增溶磷酸盐的真菌泡盛曲霉的协同作用

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Many rhizosphere microorganisms solubilize the fixed phosphorus present in soil and make it available to the plants and also contribute towards better growth and yield of plants through other direct and indirect plant growth promoting activities. This communication deals with synergistic effect and compatibility of two rhizosphere microorganisms, iPseudomonas fluorescens/i BAM-4 and iAspergillus awamori/i S-19 iin vitro/i and iin planta/i in chickpea. BAM-4 and S-19 solubilized 354.41 and 361.12 mg kgsup?1/sup of P iin vitro/i, respectively. BAM-4 also showed indole acetic acid (IAA) production and 1-aminocyclopropane-1-carboxylate (ACC) deaminase activity. Under pot culture conditions, the overall plant growth in all treatments assayed increased significantly over the untreated soil. The length and fresh and dry weight of plants were significantly higher in co-inoculation treatment by BAM-4 and S-19 as compared to single inoculation of either microorganism, showing the positive synergistic effect. The number of pods and weight of pods per plant were maximum in soil + BAM-4 + S-19 treatment with and/or without TCP. Maximum total chlorophyll content was 4.28 mg gsup-1/sup fresh weight in dual inoculation treatment with TCP. The results indicated the potential usefulness of co-inoculation by rhizosphere bacteria and fungi in stimulation of plant growth and yield in chickpea for sustainable environment and agriculture." xml:lang="en_US
机译:许多根际微生物可溶解土壤中存在的固定磷,并使其可用于植物,并通过其他直接和间接的植物生长促进活动,为改善植物的生长和产量做出贡献。该交流涉及两种根际微生物,即荧光假单胞菌BAM-4和泡盛曲霉S-19 S-19在体外在鹰嘴豆的植物中。 BAM-4和S-19分别在体外溶解了354.41和361.12 mg kg ?1 的P 。 BAM-4还显示出吲哚乙酸(IAA)的产生和1-氨基环丙烷-1-羧酸酯(ACC)的脱氨酶活性。在盆栽条件下,与未经处理的土壤相比,在所有检测的处理中植物的整体生长均显着增加。与单一接种任何一种微生物相比,在通过BAM-4和S-19共同接种处理中,植物的长度,鲜重和干重显着更高,显示出积极的协同作用。在有和/或没有TCP的土壤+ BAM-4 + S-19处理中,每株植物的豆荚数量和豆荚重量最大。 TCP双重接种处理后,最大总叶绿素含量为4.28 mg g -1 鲜重。结果表明,根际细菌和真菌共同接种对促进鹰嘴豆植物生长和产量对可持续环境和农业的潜在有用性。” xml:lang =“ zh_CN

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