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腾讯网
1 个月
三农科普|藏在地下的“秘密档案” 之“土壤水稳性大团聚体”
土壤水稳性大团聚体,是由钙、镁、有机质、菌丝等把土粒胶结起来的特殊存在。在土壤所含众多大小不同、外形各异、孔隙度和稳定性有别的团聚 ...
生物通
25 天
Genome-guided development of a bacterial two-strain system for low-temperature soil ...
为解决土壤退化和侵蚀问题,研究人员开发细菌双菌株系统,发现其能低温生物胶结土壤,意义重大。 土壤,作为地球生态系统的重要基石,支撑着无数生命的繁衍。然而,在气候变化和人类活动的双重夹击下,土壤退化和侵蚀问题日益严峻,全球超过 15% 的 ...
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