SIMPLIFIED COLORIMETRIC DETERMINATION OF SOIL ORGANIC MATTER

[1] SPECTROPHOTOMETRIC METHOD FOR FOLLOWING DICHROMATE OXIDATIONS [J]. ANALYTICAL CHEMISTRY, 1952, 24 (12) : 1903 - 1908

[2] MODIFICATION OF GRAHAM METHOD FOR DETERMINING SOIL ORGANIC MATTER BY COLORIMETRIC ANALYSIS [J]. SOIL SCIENCE, 1948, 66 (04) : 241 - 247

[3] FLEMING WR, 1914, IRON AGE, V93, P64

[4] DETERMINATION OF SOIL ORGANIC MATTER BY MEANS OF A PHOTOELECTRIC COLORIMETER [J]. SOIL SCIENCE, 1948, 65 (02) : 181 - 183

[5] Merikallio E., 1929, AYRAPAANJARVEN

[6] PERRIER EUGENE R., 1960, SOIL SCI, V90, P104, DOI 10.1097/00010694-196008000-00005

[7] COLORIMETRIC DETERMINATION OF GLYCEROL [J]. ANALYTICAL CHEMISTRY, 1954, 26 (03) : 568 - 570

[8] REILLEY CN, 1961, EXPERIMENTS INSTRUME

[9] SALTER RM, 1916, IND ENG CHEM, V8, P637

[10] A rapid approximate method for determining soil organic matter [J]. SOIL SCIENCE, 1927, 24 (01) : 65 - 68

[1] SPECTROPHOTOMETRIC METHOD FOR FOLLOWING DICHROMATE OXIDATIONS [J]. ANALYTICAL CHEMISTRY, 1952, 24 (12) : 1903 - 1908

[2] MODIFICATION OF GRAHAM METHOD FOR DETERMINING SOIL ORGANIC MATTER BY COLORIMETRIC ANALYSIS [J]. SOIL SCIENCE, 1948, 66 (04) : 241 - 247

[3] FLEMING WR, 1914, IRON AGE, V93, P64

[4] DETERMINATION OF SOIL ORGANIC MATTER BY MEANS OF A PHOTOELECTRIC COLORIMETER [J]. SOIL SCIENCE, 1948, 65 (02) : 181 - 183

[5] Merikallio E., 1929, AYRAPAANJARVEN

[6] PERRIER EUGENE R., 1960, SOIL SCI, V90, P104, DOI 10.1097/00010694-196008000-00005

[7] COLORIMETRIC DETERMINATION OF GLYCEROL [J]. ANALYTICAL CHEMISTRY, 1954, 26 (03) : 568 - 570

[8] REILLEY CN, 1961, EXPERIMENTS INSTRUME

[9] SALTER RM, 1916, IND ENG CHEM, V8, P637

[10] A rapid approximate method for determining soil organic matter [J]. SOIL SCIENCE, 1927, 24 (01) : 65 - 68