In this article we will discuss about:- 1. Origin of Rhizosphere 2. Reasons of Increased Microbial Activity in Rhizosphere 3. Rhizosphere Microorganisms 4. The Rhizosphere Effect 5. Rhizosphere Engineering. Origin of Rhizosphere: In 1904, L. Hiltner for the first time coined the term ‘rhizosphere’ to denote the area of intense microbiological activity that extends several […]
Rhizosphere: Origin and Effects | Microbiology
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Experiments on Soil | Ecology
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The below mentioned article includes a collection of fifteen experiments on soil. 1. Experiment to measure the temperature of the soil and air: Requirements: Soil thermometer, ordinary thermometer (U-shaped minimum-maximum thermometer), notebook, pencil. Method: (a) Soil temperature: 1. Take a soil thermometer (Fig. 72), set it on the surface of the soil in sun and […]
Determination of Soil Characters | Botany
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For determination of physical and chemical properties of soil, sampling is one of the major steps. Meticulous attention should be paid for collecting an adequate amount of soil needed for analysis. Soil samples are collected from selected sites (at different depths), after removing the surface debris, in polythene bags and then suitably labelled for future […]
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