紫花苜蓿根际、叶面及土壤微生物组研究揭示Proteobacteria主导,Mesorhizobium在根部富集,叶面微生物多样性更高,土壤养分(TN、OC、AP、AK)显著影响微生物组成,验证了植物-微生物互作在可持续农业中的作用。 本研究聚焦于一种广泛应用于东亚稻田的豆科绿肥 ...
本研究针对稻田氮循环效率优化问题,来自国内的研究团队通过长期定位试验,探究紫云英(CMV)单独及配施化肥对土壤氮矿化(PNM)、硝化(PNA)、反硝化(PDA)及微生物群落的影响。结果表明CMV施用显著提升土壤氮转化速率、微生物生物量碳氮及放线菌门 ...
Five exopolysaccharide-deficient mutants were isolated after rhizobial strain 107 was subjected to transposon Tn5 mutagenesis. The amount of EPS produced by the mutants was dramatically decreased to ...
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