humus

H 开头单词专八核心词

常见例句

双语例句

Some of those carbon products transfer from the roots to symbiotic fungi and soil microbes, which store the carbon in the soil as humus.
这些含碳化合物有部分从根部被共生真菌和土壤中的微生物摄取，最后变成腐殖质储存在土壤里。
Particles of different kinds - including microscopic algae, other plankton and humus from surrounding land areas - are continuously deposited on lake bottoms.
不同类型的颗粒 - 包括显微藻类，其他浮游生物和周边陆地地区的腐殖质 - 不断沉积在湖底。

权威例句

Porter, and he volunteered seventy acres of land where he had grown only cotton or corn for twenty-eight years, applied no fertilizer, and almost completely depleted the humus layer.
NEWYORKER: Testing, Testing
The manure and non patable parts are used for rainworm pods, producing humus appreciated as the best organic fertilizer and worms, containing all essential amino acids for livestock and aquaculture.
UNESCO: Background