土壤有机质
例句与用法
- The soil total capacity of phosphorus total capacity of calcium & magnesium and organic matter about plots in jinfo mt . were higher than in guilin
金佛山样地土壤有机质、土壤全磷及土壤钙镁含量均比桂林样地高。 - The result shows that the content of soil organic matter , total nitrogen and different forms nitrogen decreased firstly , then increased by time pasted
结果表明，该区域土壤有机质、全氮及各形态氮素含量呈现先降后升的趋势。 - With soil becoming dried , more available k was fixed . k had closely relationship with o . m . , cec , clay content , and physical clay content
K与土壤有机质、 cec 、粘粒含量、物理性粘粒含量，以及基础土样的有效钾含量基本上呈显著相关关系。 - Soil organic matter can be regarded as one of soil fertility index , so manure culture and maize straw treatment is beneficial for soil fertility
土壤有机质可作为土壤肥力指标之一，所以采取有机肥培肥和秸秆还田的培肥模式，有利于培肥土壤，提高土壤肥力。 - The result indicates that yield is obviously positively related to the content of soil organic matter , total nitrogen and total phosphorus
5不同培肥模式都可以提高土壤有机质、全氮、全磷含量；玉米连作不施用任何肥料，土壤有机质含量、全氮、全磷含量下降。 - As we all know : the chief part in decomposing the plant residue is soil microbe . it ' s microbe ' s metabolism that promotes the turnover of substance and organic matter in soil
土壤微生物是影响有机残体分解利用的最主要的因素，是推动土壤有机质分解、转化和循环的动力。 - Examples of how intensified cropping systems improve plant nutrition , increase water use efficiency , increase nutrient use efficiency and build soil organic matter are discussed
讨论了集约种植制度和如何改善植物营养、提高水分利用率、提高养分利用率和积累土壤有机质的实例。 - ( 5 ) compared with virgin land , the soil organic matter , total n , total p , total k , slowly released k and available n of alfalfa land increased at different degree
( 5 )首蓓地较荒地相比，土壤有机质、全n 、全p 、全k 、缓效k和碱解n都有不同程度的增加，速效磷和速效钾则下降较多。 - Zhou , f . j . , j . wu and s . p . mcgrath ( 1996 ) . soil organic sulphur and the turnover . humic substances in terrestrial ecosystems ( a . piccolo , ed ) . elsevier , amsterdam . pp . 467 - 505
吴金水1994 。土壤有机质及其周转动力学。何电源主编《中国南方土壤肥力与栽培植物施肥》 ，科技出版社，第28 ? 62页。 - Soil organic matter is the base of soil respiration . large amount of soil respiration will exhaust a lot of organic carbon , which may lead to the decrease of soil nutrients
土壤有机质是土壤呼吸的基础，呼吸量大，导致土壤呼吸消耗大量的有机碳，土壤肥力下降；土壤氮库对土壤呼吸也会产生影响。