Soil conservation is a combination of all methods of management and land use that safeguard the soil against depletion or deterioration by natural or humaninduced factors. These activities will propose and executed by the gram panchayats. Ppt soil erosion and conservation powerpoint presentation. Web soil survey wss provides soil data and information produced by the national cooperative soil survey. Jul 18, 2004 terrific powerpoint template with sprouts and soil will be a great choice for presentations on agronomy, agricultural sciences, agriculture, agrology, farming, land treatment, tillage, exhaustion of the soil, soil aeration, soil analysis, soil conditions, applying fertilizers, fertilization, etc. Crop rotation is a tool that enables farmers to increase soil organic matter content, soil structure and rooting depth. This act established catchment boards and enabled the appropriation of government and local body funds to assist with the construction of erosion control measures and. Terracing gives the landmass a stepped appearance thus slowing the easy washing down of the soil. The soil is piled upstream to be used later for the refill. Soil conservation method is a set of management strategies for prevention of soil being eroded from the earths surface or becoming chemically altered by overuse, acidification, salinization or other chemical soil contamination. Soil conservation is the best way to make sure that we have the land we need to live on or, in my case, live in. Soil conservation is the prevention of loss of the top most layer of the soil from erosion or prevention of reduced fertility caused by over usage, acidification, salinization or other chemical soil contamination.
Soil quality is defined as the soils capacity to function. What is soil conservation and what are various ways to. Soil conservation in hilly areas soil management india. The text reflects the postgraduate course in soil conservation at silsoe college, as taught to students from over 40 different countries. Soil can be thought of as the skin of the land without it. Paul brown talks on why soil health is important to farming duration. Unesco eolss sample chapters land use, land cover and soil sciences vol. Jason warren soil and water conservationmanagement extension specialist 273 ag hall stillwater, ok, 74078. Fewer trips across the fields saves time and money lowers fuel, labor and machinery maintenance costs and reduces soil compaction that can reduce yields. The erosion of siwaliks has been studied by glover and hamilton 1935 and gorrie 1951 and various methods have been suggested for soil conservation. The problem of soil conservation is very complicated and is receiving attention of scientists and engineers. Soil conservation definition of soil conservation by the.
Ppt soils powerpoint presentation free to download id. Soil color depends on the minerals and organic matter that make up the soil. Roosevelt believed it was the federal governments duty to help the american people get through the bad times like the dust bowl. Eco allstar kids soil conservation ideas and projects. It aims to promote the integration of successful soil and water conservation.
For presentation at the 2006 agricultural equipment techonology conference. Soil conservation in hilly areas requires a wellplanned and rational land use programme combined with engineering and cultural measures. It is operated by the usda natural resources conservation service nrcs and provides access to the largest natural resource information system in the world. It aims to promote the integration of successful soil and water conservation approaches and techniques into land use systems worldwide.
Soil conservation measures should aim at preventing or at least minimising the soils loss. Owing to its unique structure, it prevents the rapid surface runoff of water. In order to equip the community as well as mdt members with the basic knowledge about these mechanical measures, this manual for soil conservation works has been prepared. Insitu moisture conservation principle and practices. Eco allstar kids soil conservation ideas and projects for kids. There are many ways to conserve soil, some are suited to those areas where farming is done, and some are according to the soil needs.
Soil conservation soil conservation is a set of management strategies for prevention of soil being eroded from the earths surface or becoming chemically altered by overuse, acidification, salinization, soil erosion or other chemical soil contamination to retain the fertility of soil. Affordable and search from millions of royalty free images, photos and vectors. Water and air are found in the pore spaces of soils. One of the effective soil conservation ways in india is the drip irrigation system which provides water to the soil without the water runningoff. Raper agricultural engineer and lead scientist usda ars, auburn, alabama j. For effective conservation of soil and water, we must treat and use the. Soil quality can affect plant establishment and vigor, community composition, and colonization of invasive species. Iv soil conservation david sanders encyclopedia of life support systems eolss soil conservation david sanders world association of soil and water conservation, bristol, england,uk keywords.
Broadly categorizing there are two methods of soil conservation. A free powerpoint ppt presentation displayed as a flash slide show on id. Three methods of soil conservation include the prevention of soil erosion, reducing tillage and rotational grazing to prevent overgrazing. Soil conservation practices are tools the farmer can use to prevent soil degradation and build organic matter. In drier areas, you can combine it with waterharvesting methods to make more water available to the crop. Soil conservation is important because if we run out of healthy soil, we would be unable to plant the crops that are necessary to feed all of the people and animals on earth.
Soil conservation encyclopedia of life support systems. Soil and water conservation through vegetative measures. Soil a complex mixture of mineral matter, organic matter and living organisms. Mac kirby principal research scientist csiro land and water, canberra, australia. Find powerpoint presentations and slides using the power of, find free presentations research about on soil erosion and conservation ppt. Soil conservation soil conservation is a set of management strategies for prevention of soil being eroded from the earths surface or becoming chemically altered by overuse, acidification, salinization, soil erosion or other chemical soil. Soil conservation is when you prevent soil erosion by planting new plants, taking care of plants, or keeping soil from being contaminated. Soil ph depends on the minerals, sediment, and organic matter found in the soil. Optimizes soil moisture, enhancing crop growth in dry periods or on droughty soils. Soil conservation is important because if we run out of healthy soil, we would be unable to plant the crops that are necessary. This material is provisionally made accessible in the present form in order to make the contents widely available in advance of eventual printing. The actual art of soil conservation is based on certain basic principles which include.
Soil ph is a measure of how acidic or basic the soil is. Wocat, world overview of conservation approaches and technologies, launched in 1992, is a project of the world association of soil and water conservation waswc in collaboration with several institutions and coordinated by the university of bern, switzerland. Use these handson activities to help your students understand. Design of soil and water conservation structures for. Ppt soils powerpoint presentation free to download.
Objectives nature of soil and water water conservation soil erosion protective measures 2. Following is the correct procedure to collect soil for soilsample. Soil and water conservation through vegetative measures introduction. Conserving soil and water welcome to act conservation. Soil erosion occurs if the soil is blown away by wind. Soil is a product of the environment, constantly changing. The chief agents of soil erosion are water and wind. Soil conservation is the protection of soil from erosion and other types of deterioration. Soil conservation contour plowing soil conservation and sustainable agriculture 5.
Soil erosion wreaks havoc on our environment, and soil conservation is the effort to prevent erosion and improve the quality of soil. Terrific powerpoint template with sprouts and soil will be a great choice for presentations on agronomy, agricultural sciences, agriculture, agrology, farming, land treatment, tillage, exhaustion of the soil, soil aeration, soil analysis, soil conditions, applying. Critical soil functions include the ability to support plant growth and productivity, nutrient cycling, and water partitioning. Project phaseii, several soil and water conservation activities be undertakenwill. Tech agricultural engineering college of agricultural engineering, tamil nadu agricultural university, kumulur, tiruchirapalli621712. Corn growing in a notillage system plot as part of the longterm sustainable agriculture demonstration project at beltsville, maryland.
Soil conservation soil conservation is a set of management strategies for prevention of soil being eroded from the earths surface or becoming chemically altered by overuse, acidification, stalinization, soil erosion or other chemical soil contamination to retain the fertility of soil. Soil and water conservation is the basis of such a program, and also helps improve land impoverished by erosion and overusemakes it more productive so that it can support more people. The largest stones should be placed at the bottom layer. Oecd glossary of statistical terms soil conservation. It is an expensive method or reducing soil erosion since it requires moving soil to construct the leveled areas, protecting the steep areas between terraces and constant repair and maintenance. Soil conservation is the protection of soil from erosion and other types of deterioration, so as to maintain soil fertility and productivity. Soil conservation is fundamentally a matter of determining a. A terrace is a leveled section of a hilly cultivated area. Iv soil conservation david sanders encyclopedia of life support systems eolss symptom of bad land use and management. Our bodies, plants and animals are about 90% water. Describe some methods of soil conservation social science. For soil testing, soil is taken from 15 different places. Erosion caused in this case by an intense thunderstorm squall lifting the soil from the fields photo by arjen verkaik, skyart productions. Slashandburn and other unsustainable methods of subsistence farming are practiced in some.
View and download powerpoint presentations on on soil erosion and conservation ppt. In order to do this proper land utilisation coupled with agricultural practices should be adopted. Take soil sample 2 to 3 cm thick from one side of it. Some of the methods that must be adopted for conserving soil are as follows. The bare ground between plants is covered with a layer of organic matter like straw. The result is a teaching text which will be of use in all countries where soil conservation is a major consideration in agricultural development. Terracing is the only practical method of soil conservation on steep land. Conservation tillage eliminates or restricts tilling in traditional tilling, surface soil is inverted, plant residue buried bare soil. If you see your soil eroding, protect it with grass or plants. If you see something thats making the soil sick, do everything you can to make the soil healthy again. Soil conservation includes all those measures which help in protecting the soil from erosion and exhaustion.
Soils develop over time very slowly in dry desert areas and more quickly in wet tropical regions. Soil and water conservation swc are activities that maintain or enhance the productive capacity of land in areas affected by or prone to soil erosion. Design of soil and water conservation structures for smallholder agriculture training notes by prof. Methods and materials in soil conservation a manual written and illustrated by john charman consultant to fao under the supervision of rod gallacher, technical officer soil conservation agll, fao.
Oct 15, 2015 soil conservation is a combination of all methods of management and land use that safeguard the soil against depletion or deterioration by natural or humaninduced factors. Conservation agriculture can help overcome both by conserving soil and by storing water in the soil. Soil conservation fao soils portal food and agriculture. Soil conservation and the end of the dust bowl out of the dust. If erosion is severe, you can combine conservation agriculture with other techniques to control erosion.
Steep slopes may essentially be brought under permanent forests and gentle slopes should be terraced and valley bottom should be put under suitable agricultural crops. Soil conservation and water conservation are achieved simultaneously and go handinhand. Soil conservation and the end of the dust bowl out of. Soil erosion has been continuing over, such a large part of india for such a. Soil conservation is the practice of protecting the soil against erosion or deterioration. Terracing is one of the very good methods of soil conservation. Soil conservation is a set of management strategies for prevention of soil being eroded from the earths surface or becoming chemically altered by overuse, acidification, salinization or other chemical soil contamination. Constantinesco soil conservation consultant soil resources development and conservation service land and water development division food and agriculture organization of the united nations rome 1976 table of contents foreword part i soil erosion 1 introduction 1. Soil erosion, use of chemical pesticides and herbicides, unsustainable agricultural practices, excessive farming, water pollution and land pollution are some of the aspects upsetting the natural functions of the soil. By watering and settling the soil, one can prevent soil erosion from the blowing away of soil by wind. Dig a v shape pit in the ground which is 15 cm deep. Soil conservation and the end of the dust bowl the government began to offer relief to farmers through president franklin d.
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