Upload NowThis article throws light upon the seven major conditions affecting activities of micro-organisms present in soil. The conditions are: 1. Moisture 2. Soil Reaction 3. Temperature 4. Nutrients 5. Organic Matter 6. Microbial Products 7. Microbial Enemy. Condition # 1. Moisture: Dryness kills many microbes and many micro-organisms develop resistant strains or enter a dormant […]
7 Major Conditions Affecting Micro-Organisms in Soil
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5 Main Functions of Micro-Organisms in Soil
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This article throws light upon the five main functions of micro-organisms present in soil. 1. Organic matter decomposition (By this process, plant and animal residues are broken down by micro-organisms into more simpler compounds, other slimy compounds, other slimy intermediate products organic acids and more resistant compound humus. All these products combinedly influence the physical […]
Observing and Examining Micro-Organisms (Microbes)
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After reading this article you will learn about observing and examining micro-organisms. Observation of Microbes in Hanging Drop: This method is used for the study of motility, germination or fission of micro-organisms which is not possible when they are killed and fixed in stained preparations. For this observation the following are needed: 1. A depression […]