Physicochemical properties of soil include soil texture, water, air, inorganic chemicals, and organic matter. The biological factors of soil are soil flora and fauna. Mechanical composition (texture) of soil is determined on the basis of size of soil particles i.e. sand, silt and clay particles (Table 30.1). However, the ratio of soil particles governs the […]
Properties of Soil | Microbiology
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Determining the Presence of Coliforms in Water | Microbiology
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The following points highlight the top four tests for the presence of coliforms in water. The tests are: 1. Sanitary Tests for Coliforms 2. The Most Probable Number of Coliforms 3. The Defined Substrate Test 4.IMViC Tests. Test # 1. Sanitary Tests for Coliforms: The original test for the presence of coliform in water is […]
Composition of Litter | Microbiology
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The organic constituents of plant that give structural topography generally contain six broad groups of constituents as given below: (i) Cellulose: Cellulose is the most abundant chemical constituent of a cell. It is a carbohydrate composed of glucose units linked by P-linkages at 1 and 4 carbon atoms of sugars. Total number of glucose units […]
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