Productivity of crops depends on adequate supply of nutrients from the soil. Generally, the quantity of nutrients removed by the crop (nutrient uptake) is much greater than the quantity of applied nutrients resulting in poor fertility status of soils. Hence, to improve the fertility status of soil and to sustain the productivity of crops, soil […]
How to Evaluate Soil Fertility? | Soil Management
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How to Measure Soil Moisture Content? | Soil Science
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In this article we will discuss about how to measure soil moisture content. Direct Measurement of Soil Moisture Content in the Soil: (a) Gravimetric Method: Soil is dried at 105-110 °C and before and after the drying, weight of the soil is taken. And from the difference, moisture percentage is calculated. (b) Infra-Red Moisture Balance […]
How to Identify Clay Minerals in Soil: 5 Methods | Soil Mineralogy
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Clay minerals in soils can be identified using one or more of the following methods: 1. X-ray diffraction (XRD) 2. Differential thermal analysis (DTA) 3. Transmission electron microscopy 4. Scanning electron microscopy 5. Infrared spectroscopy. Method # 1. X-Ray Diffraction: X-ray diffraction (XRD) technique is one of the most commonly used methods to identify the […]