They have a good amount of alkalis and salts and that is why they are known as saline and alkaline soils. State the characteristics of sandy soil. Depending on the size of these soil particles, the texture can range from very porous (sandy) to extremely dense and resistant to water movement. The soils are … Alluvial Soils 2. Saline and Alkaline Soils 8. Alluvial Soils: a. Some of the major soil groups available in India are: 1. Meaning of Alkaline. Forest and Mountain Soils 6. b. However, the percentage of these can vary, resulting in more compound types of soil such as loamy sand, sandy clay, silty clay, etc. In acid soils, herbicides like atrazine become bound to soil particles, making them unavailable for weed control, but at the same time, they are chemically degraded more quickly. Arid and Desert Soils 7. It is covering the area of approximately 68,000 sq km. 2. Regions – Tamil Nadu, Karnataka, Kerala, Madhya Pradesh ,Orissa, and Assam. excessive sodium levels leading to salinity). Black Soils 3. Soil EC, much like pH, is a good overall indicator of soil fertility. Forest and Mountain Soils 6. Red Soils 4. Laterite Soils 5. pH is the measurement of ions as well, but specific ions. What does Alkaline mean? The pH of your soil tells you how basic or acidic it is, which can influence the electrical conductivity results. Silt is commonly found in floodplains and is the soil component that makes mud. Alluvial Soils 2. The types are: 1. Ideal soil for gardening are sometimes known as loam, or loamy soil, and it has a broad mixture of sand, clay, intermediate mineral particles, and a heavy does of organic material. Type # 1. When soil pH and the electrical conductivity of your soil interact, interesting things happen. Black soil holds more moisture and available for a long time.In Tamil Nadu Black soils have high pH (8.5 to 9) and are rich in lime (5-7%), have low permeability. Soil pH & Electrical Conductivity. Soil pH levels below 6.0 allow a more rapid dissipation of both these herbicide families. Peaty and Marshy Soils! Peaty and Marshy Soils. It can be used to show the capacity of the soil to store nutrients, as an indicator of soil texture and as an indication of an excess of soil nutrients (e.g. This is the soil blown away in dust storms and carried down stream in floods. This soil is spread in semi-arid regions of Rajasthan, Punjab, Haryana, Uttar Pradesh, Bihar, Maharashtra, and Tamil Nadu. Soils with a lot of silt make excellent farm land, but erode easily. Sandy soil essentially consists of small particles formed by weathering rocks. ... relating to or containing an alkali; having a pH greater than 7 "alkaline soils derived from chalk or limestone" Wiktionary (0.00 / 0 votes) Rate this definition: alkaline (Noun) ... தமிழ் (Tamil) Türkçe (Turkish) తెలుగు (Telugu) Silt soil is finer than sand, but still feels gritty. Saline and Alkaline Soils 8. What is Silt Soil? Arid and Desert Soils 7. This article throws light upon the eight major types of soil found in India. Black Soils 3. SALINE AND ALKALINE SOIL. Red Soils 4. Soil is one of the significant natural resources, like air and water. Characteristics – These soils acidic in nature and are poor in humus (organic matter), phosphate, nitrogen and calcium.Laterite soils are very rich in iron. India is a country of vast dimensions with varied conditions of geology, relief, climate and vegetation. Largest and the most important soil group of India. Laterite and Lateritic Soils 5. Soil can be classified into three primary types based on its texture – sand, silt and clay. The soils are fine grained contain high proportion of Calcium and Magnesium carbonates.