土壤腐殖质 meaning in English
earth humus
soil humus
Examples
- Determination of humus fractionation in forest soil
森林土壤腐殖质组成的测定 - The division between subtropical zone and warm temperate zone according to the compositions and properties of soil humus
试从土壤腐殖质组成和性质论伏牛山南侧亚热带北界的划分 - The defining feature is the gley horizon below the humus - blue - grey clay whowe color is due to ferrous iron compounds that have been reduced by microorganisms , flecked with localized areas of rust - colored oxidized ferric compounds
潜育土的一个重要特点是位于土壤腐殖质层之下，其土层呈灰蓝色是由于含有被微生物还原的亚铁离子，而且常有部分铁被氧化生成红棕色的锈斑。 - Change rules of soil p and k were complex , and their content was mainly related to parent material . from soil biological properties analysis , soil bacteria , fungi , actinomycetes and total of microbes in the topsoil were higher than in the bottom layer
各林地土壤腐殖质、胡敏酸和富里酸含量表层大于底层，在土壤腐殖质组成中， fa含量大于ha ，由于富里酸移动性较胡敏酸强， ha fa表层大于底层。 - The structure of activity of humic was affected by utilization and soil forming mother rock . as the human behavior frequently disturbed the soil , humic molecules weight became less ; polycondensation degree and aromatility of soil humic deceased , and its activity became intense
利用方式和母岩都影响着土壤腐殖质胡敏酸的结构和活性，人为影响愈频繁，土壤腐殖质胡敏酸分子量小、缩合度和芳构化度低、活性强。