2 edition of Properties of soils which influence soil erosion found in the catalog.
Properties of soils which influence soil erosion
H. E. Middleton
|Statement||by H.E. Middleton.|
|Series||Technical bulletin / United States Department of Agriculture -- no. 178, Technical bulletin (United States. Dept. of Agriculture) -- no. 178.|
|Contributions||United States. Dept. of Agriculture.|
|The Physical Object|
|Pagination||16 p. :|
|Number of Pages||16|
The most important soil properties affecting soil erosion are the shear stress‐based soil erodibility (K b), the raindrop detachment soil erodibility (K r), and the critical shear stress (τ c). K b expresses the soil tendency to be eroded by overland flow. The study of soil as a science has provided us with a basic understanding of the physical, chemical, and biological properties and processes essential to such a complex ecosystem. The Soil Science Society of America (SSSA) is a professional scientific society, made up of soil scientists, educators, and consultants focused on promoting soil.
She made the selection of the soil sampling site, performed analyses of the physico-chemical properties of soils and the content of heavy metals. J.L. made analyses regarding the . SOILS, SOIL CHARACTERISTICS AND SOIL MANAGEMENT been worn out by depleting the fertility and allowing excessive erosion. Modern day use of fertilizer can help replenish fertility, but good soil management is still important to maintain high Parent materials exert a great influence upon the properties of the soil because of the.
Physical properties and processes of soils play important roles in their use for agricultural, environmental and engineering purposes. Aziz Amoozegar (Environmental Soil Physics) is involved with teaching and research in the areas of soil physics and waste areas of interest are water flow, pollutant transport, and development of equipment and procedures for measuring soil. Corrosive soils are responsible for the deterioration of buried underground utilities such as buried steel pipes. Frequent pipe failures are reported due to corrosive soil globally. Although soil’s corrosion phenomenon has been understood and identified long time ago, pipe failures due to corrosive soil are uncontrollable and unavoidable despite the use of protective coatings and techniques.
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Properties of soils which influence soil erosion [Middleton, H. E.] on *FREE* shipping on qualifying offers. Properties of soils which influence soil erosionCited by: Soil physical properties define movement of air and water/dissolved chemicals through soil, as well as conditions affecting germination, root growth, and erosion processes.
Soil physical properties form the foundation of several chemical and biological processes, which may be further governed by climate, landscape position, and land use. Additional Physical Format: Online version: Middleton, H.E. (Howard E.), Properties of soils which influence soil erosion.
Washington: U.S. Dept. of Agriculture. However, there is no scientific information on the properties of a soil type formed with different colors in a location and exposed to the same influence for a reasonable interval of time.
Surface crusts greatly affect soil susceptibility to wind erosion. Little is known about the effects of soil properties and environmental factors on crust abrasion.
In this study, the influence of abrader flux, degree of crust consolidation, and selected soil properties on soilcrust erosion was evaluated and sattistically by: Soil erosion and its relation to productivity in tropical soils. Soil Erosion and Conservation, El-Swaify, SA, Moldenhauer, WC and Lo, A (eds.).
Soil Conservation Society. Soil properties before the fire were different between the five selected environments according to the age of abandonment and present land use, and indicated that a stand of cork trees (abandonment E1, not injured by fire since ) provides better soil properties ().Analysis of variance for the soil properties before the fire emphasised significant differences between environments in.
erosion studies made in the field by H. Bennett of this bureau, who observed that certain soil types were easily eroded whereas others were much less susceptible to erosion. With a view to deter- mining the properties of soils which influence soil erosion, samples were collected and work begun.
OUTLINE OF INVESTIGATION. Soil - Soil - Soil formation: As stated at the beginning of this article, soils evolve under the action of biological, climatic, geologic, and topographic influences. The evolution of soils and their properties is called soil formation, and pedologists have identified five fundamental soil formation processes that influence soil properties.
These five “state factors” are parent material. Influence on soil properties Soil structure • Humus has a profound effect on the structure of many soils.
• A humus-rich topsoil allows easier tilling, reduced erosion, less-frequent irrigation and better root growth. • Promotes fragmentation into clayish soils (crumby texture) that facilitate draining, soil tilling and root development.
Van-Nghia Nguyen, Jean-Robert Courivaud, Patrick Pinettes, Hanène Souli, Jean-Marie Fleureau, Using an Improved Jet-Erosion Test to Study the Influence of Soil Parameters on the Erosion of a Silty Soil, Journal of Hydraulic Engineering, /(ASCE)HY,8, (), ().
The second edition of the book, Methods of Soil Analysis, Part 2, Chemical and Microbiological Properties, provides a timely and needed update of the new analytical procedures available today. The authors represent the many facets of the chemistry and biology of soils and are among the most highly respected and knowledgeable soil scientists.
Soil structure is the arrangement of soil particles into small clumps, called peds or aggregates. Soil particles (sand, silt, clay and even organic matter) bind together to form peds. Depending on the composition and on the conditions in which the peds formed (getting wet and drying out, or freezing and thawing, foot traffic, farming, etc.
84 Relationship Between Erodibility and Properties of Soils Refurbishment of EFA Machines and TAMU Soil Erosion Laboratory The TAMU Soil Erosion Laboratory contains two EFAs. Both machines were repaired and upgraded for the second phase of the project.
Properties of soils which influence soil erosion by H. Middleton,U.S. Dept. of Agriculture edition, in EnglishPages: This book focuses on the process of soil erosion and erosion-control principles independent of land use.
Coverage includes the primary factors that influence soil erosion, various types of erosion, erosion-prediction technology, erosion measurements, erosion and sediment control, and conservation of the s: 1.
Soil is a complex matter and comprises minerals, soil organic matter, water, and air. These fractions greatly influence soil texture, structure, and porosity. for a study of the physical soil properties that influe1tce erosion. Field observations showed that the Irede loam was an erodible soil and the Davidson clay a compa:ra tively none1osive one.
A laboratory stucly of the physi cal properties of the two soils under the same environ mental conditions showed that the difference in theil'.
Middleton, H. E., "Properties of Soils Which Influence Soil Erosion," Technical BulletinsUnited States Department of Agriculture, Economic Research. It is critical to learn about as many engineering properties of the tested soils as possible to achieve all different factors that influence the erosion resistance of soils.
The only way to come up with a common reliable model for estimating the erodibility char- acteristics of each soil is to first identify the major parameters involved in the.
17 Soil erosion and its Control Significance of Soil Erosion and Land Degradation On-Site and Off-Site impacts of Accelerated Soil Erosion Mechanics of Water Erosion Models to Predict the Extent of Water-Induced Erosion Factors Affecting Interrill and Rill Erosion Conservation Tillage Soil erosion is a major environmental issue because it can lead to water pollution.
But did you know that soil erosion also can seriously impair crop productivity? Most agriculture activities, especially on sloping landscapes, increase the potential for soil erosion. When soil erosion is severe, soil erodes faster than it can be renewed.
For most areas of Iowa, the loss of 1 inch per acre of.Agricultural wastes can be used as a source of organic matter and nutrients for soils and influence the physical properties of soils.
They can also be easily applied as mulching, providing numerous advantages. So, this chapter gives an overview of the positive effects of recycling vegetable wastes and soil physical properties.