| 释义 |
腐殖质fǔzhízhì已死的生物体在土壤中经微生物分解而形成的有机物质。黑褐色,含有植物生长发育所需要的一些元素,能改善土壤,增加肥力。{humus; dark-brown organic matter formed by dead organisms decomposed by soil micro-organisms, containing elements necessary for plant growth, and capable of improving soil quality and fertility} |