A reevaluation of the chromic acid colorimetric procedure for soil organic carbon

1998 ◽  
Vol 29 (3-4) ◽  
pp. 501-508 ◽  
Author(s):  
R. A. Bowman

The Estimation of Soil Organic Carbon (SOC) Percentage is done in Organic farming Soil samples from various places in Tanuku Region, Andhra Pradesh, India. It provides all the necessary information about, effect of Organic farming on the concentration of soil organic carbon and also assess the amount of organic matter in soil. The result depends on the quality of soil. The Soil samples were collected systematically from organic farming lands, Sieved the soil samples through 2mm sieves. The determination of SOC is based on the Walkley-Black Chromic acid Wet oxidatiom method. The method measures the amount of carbon in plant and animal remains, including soil humus but not charcoal or coal


2014 ◽  
Vol 38 (6) ◽  
pp. 626-634
Author(s):  
TIAN Wen-Wen ◽  
◽  
WANG Wei ◽  
CHEN An-Lei ◽  
LI Yu-Yuan ◽  
...  

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