Chemical analysis was adopted to the research of soil organic matter between humus layer and mineral soil layer in eight different forest types of Larix gmelini forest.
运用常规化学分析方法对兴安落叶松林下八种不同林型的腐殖质层和矿质土壤层有机质进行测定, 结果表明:①腐殖质层的有机质含量远远高于矿质土壤层的含量,腐殖质层有机质含量最高出现在泥炭藓—真藓—兴安落叶松林其值为509。
Impacts of 6 environmental factors (light condition,direct sunlight,thickness of soil humus,neighboring trees,upper canopy species,herbs and shrubs) on growth of young trees of Pinus koraiensis were investigated on young trees of P.
本项研究以红松幼树及其周围最近4株相邻木组成的小环境结构单元为研究对象,研究了光照条件、土壤腐殖质层厚度、相邻木、直射光、上层树种、草本和灌木等6个环境因子对红松幼树生长的影响。
a forest fire that burns the humus; may not appear on the surface.
腐殖质层燃烧的一种森林火灾；通常不露出表面。
degraded humus carbonate soil
退化腐殖质碳酸盐土
true humus calcareous soil
典型腐殖质碳酸盐土
humus clay complex
腐殖质 粘粒复合体
Humic substances are known to coat membrane filters.
腐殖质是已知能够覆盖滤膜的物质。
"and by causing organic material to rot, they speed up the formation of humus. "
B.它们使有机物腐烂，从而加速腐殖质的形成。
Dynamic changes of different soluble humus substances in chicken manure
鸡粪腐解过程中不同溶性腐殖质的动态变化
Dynamic changes of soluble humus-complexed copper in chicken manure
鸡粪腐解过程中不同溶性腐殖质结合铜的变化
The final process in organic matter decomposition is known as humification.
有机物分解的最后程序称为腐殖质化。
For the oven dry sediment,the adsorbed amount of NCB can reach 71%-82% for the sediment under 100 g/L sediment concentration.
腐殖质吸附量占总吸附量的18%~29%。
In ABC soil, the uppermost zone of soil, containing humus; topsoil.
淋溶层在ABC层土壤中最上面的一层，含有腐殖土；顶层土壤
Of, relating to, or derived from humus.
腐殖的腐殖的，与腐殖有关的，从腐殖中提取的
The humus properties and mineral composition of clay have the distinct features of zonality.
腐殖质性质及矿物组成具有明显的地带性烙印。
HUMIC SUBSTANCES CHARACTERISTICS OF THE MIXED PLANTATION OF POPLAR AND BLACK LOCUST IN SANDY SOIL
杨树刺槐混交林下沙质土壤腐殖物质特性
Dark, fertile soil containing decaying vegetable matter.
腐殖土含有腐坏的蔬菜等物质的黑而肥沃的土壤
Dynamics of Humus Complexed Copper and Zinc during Manure Composting
粪肥腐解过程不同溶性腐殖物质结合态铜锌的动态变化
Allelopathic Effects of Allelochemicals in Cunninghamia Lanceolata Root and Humus Soil on Its Seed Germination under Different Decomposed Stage
不同腐解阶段杉木根及腐殖土化感物质对杉木的化感效应
Dynamic changes of different soluble humus zinc in chicken manure
鸡粪腐解过程不同溶解性腐殖物质结合形态锌的动态