PPT-Types of the soil in Duhok city

Kurdistan Region Iraq by Dr Abdulqader Ahmad Hamy 20122015 Introduction Duhok city located in the north west of Kurdistan region between two mountains Bekher anticline in the . – Properties, nature, types and significance SOIL COLLOIDS The colloidal state refers to a two - phase system in which one material in a very finely divided state is dispersed through second p agricultural colonization. ereafter the soil prop - erties were altered due to deforestation, addition of manure or deliberate fertilization ( M 2004) and tillage of topsoil horizons having Classification and Testing . Understanding what type of soil is present is important because it determines what type of plant will be most suited to an area. . This can accurately predict yields of crops for agriculture. . Soil – all unconsolidated material in the earth’s crust. Soil includes –. Mineral particles – sand and clay. Organic Materials – found in topsoil and marsh. Air. Water. Mineral Soils. Result from weathering of rock that forms the solid crust of the earth. Definitions. Soil Texture. The way a soil feels. A name given a textural group based on the relative proportions of each size of soil particle. Definitions. Aggregate. Mass or cluster of soil particles such as a clod, crumb or granule. A. Explain the nature and composition of soil;. Soil is the outer layer of the earth. Dirt is displaced Soil. Composition of average soil . a. 25% Air. . b. 25% Water. . c. 5% Organic Matter. . d. 45% Mineral Matter. Chapter 7 . Section 2 Notes. Fact Finders. Use your textbook, pages 188 - 194, to fill in the blanks.. _______ is a mixture of weathered rock, decayed organic matter, mineral fragments, water & air.. . Presented by. Dr.Eng. . Abdulkader Ahmad . Hamy. . . 16-04-2017. Abstract :. There are many types of soil in Duhok city . , due to Geological conditions and physical- mechanical characteristics of these soil, such as Clayey silt, Silty clay, Limestone, Mixtures of Gravels with sand…etc. . By: Group 4-A. Description of the environment . The place we got the soil from was very hot and sunny. We couldn't find any vegetation there. The ground was very hard, rocky, dusty, sandy, and bumpy. As we dug deeper the soil became darker. The color of the ground was light brown in some parts and it was dark brown in others. . Any disintegrated . surface . material, . natural or artificial that lies on or near the Earth’s surface. .. Natural= rocks, minerals, vegetation, animal . matter. Manufactured= glass, paint, asphalt, brick fragments, cinders. ISSN: 0975 - 8585 March – April 2017 RJPBCS 8(2) Page No. 1386 Sciences Geographic Distribution of Foot and Mouth Disease (FMD) in Sheep in Duhok Governorate, Iraq by using GIS . Narin A Rasheed No Investor Name Sector License No Project Name Governorate Project Location License Date Project Capital By Dollar Area In Donum Investment Type Country List of Licensed Projects in Kurdistan Dr. Ahmed Mohamed . Salih. Head, DMRC. DMRC was established in . Nov . 2011, in the faculty of medical sciences (FMS) at that time named as . Scientific Research Center . (SRC), with one Branch (Hematology Research Center), . Figure 3-24. Fig. 3-24a, p. 69. Mosaic of closely packed pebbles, boulders. Weak humus-mineral mixture. Dry, brown to reddish-brown with variable accumulations of clay, calcium and carbonate, and soluble salts.