Soil Science & Plant Nutrition · 1961 · 13 citations · 2 references
AgricultureChemistrySoil SciencesAnalytical ChemistrySoil ChemistrySoil Organic MatterSoil Organic Matter ChemistrySoil Organic Matter FractionsBiochemical FractionationHumus ChemistryHumus CompositionOrganic Matter Fractionation
Abstract TJURIN (1) had proposed the use of organic solvent to fractionate humus. In his method, he extracted soils with benzene-alcohol (1 : 1) mixture in the SOXHLET's apparatus. The extract was dried at 80°C and weighed.
2
A STUDY ON THE CHEMICAL NATURE OF HUMIC ACID
W. Sherman Gillam · Soil Science · 1940 · 28 citations