土壤有机质含量测定（Soil organic matter content determination）DOC documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view.Determination of soil organic matter Potassium dichromate volumetric method -- external...
一种土壤有机质的测定方法,属于土壤成份测定方法技术领域. A method for measuring soil organic matter, soil belonging to the technical field component measurement method. 油浴锅加热条件下,用过量的重铬酸钾——硫酸溶液氧化土壤有机碳,多余的重铬酸钾用硫酸亚铁标准溶液滴定,由消耗的重铬酸钾量按氧化校正系数计算...
As one important part of soil, the organic matter plays a key role in forming the soil structure and improving the quality of soil. The determination of SOM can provide many fundamental information of soil. Development of accurate, precise and fast analytical method for deter-mining SOM has ...
THE DICHROMATE-WET COMBUSTION DETERMINATION OF SOIL ORGANIC MATTER INVOLVES A TITRATION OF THE EXCESSIVE DICHROMATE. A POTENTIOMETRIC TITRATION IS PROPOSED. THIS MODIFICATION ENABLES A FAST AND ACCURATE END POINT DETERMINATION. MOREOVER, THE METHOD CAN BE EASILY ADAPTED FOR AUTOMATIC TITRATIONS.关键词:...
BLACK. An examination of the Degtjareff Method for determination of Soil Organic Matter and a proposed Modification of the chromic acid titration method. ... Vela,G Roland 被引量: 2发表: 1964年 加载更多 来源期刊 Soil Science 1934/01/01 研究点推荐 SOIL ORGANIC MATTER CHROMIC ACID 引用走势...
a测定方法参见鲍士旦主编的《土壤农化分析》,其中土壤有机质含量用重铬酸钾容量法外加热法、pH值采用5.0:1.0水土比,电极测定、全N含量用半微量开氏法、、碱解氮采用扩散法吸收测定、速效P含量用碳酸氢钠浸提 The determination method see also Chief Editor Bao Shidan "Conversion of soil to agricultural Analysis...
A Novel Method for Soil Organic Matter Determination by Using an Artificial Olfactory System Soil organic matter (SOM) is a major indicator of soil fertility and nutrients. In this study, a soil organic matter measuring method based on an artificia... L Zhu,H Jia,Y Chen,... - 《Sensors》...
The amount and composition of root exudates—low-molecular-weight carbon compounds released from living plant roots into soil—are expected to shift under global change, and a growing body of work indicates that root exudates have important impacts on stable soil organic matter dynamics. However, mo...
1) active soil organic matter 土壤活性有机质(碳) 2) Soil 土壤 1. Determination of As,Sb,Bi,Cd and Sn inSoils and Sediments by Inductively Coupled Plasma Atomic Emission Spectrometry after Sublimation Separation as Iodides; 碘化物升华分离-电感耦合等离子体光谱法测定土壤和沉积物中砷、锑、铋、镉、...
1984 . A simple high volume ashing procedure for determination of soil organic matter . Communications in Soil Science and Plant Analysis 15 : 759 – 772 .Storer DA . 1984 . A simple high volume ashing procedure for determining soil organic matter . Communications in Soil Science and Plant ...