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Vertical differentiation of soil properties and microbial communities in long-term <i>Eucalyptus grandis</i> × <i>urophylla</i> plantations: surface diversity recovery does not offset deep-layer functional degradation. [PDF]
Front MicrobiolYuan Z, Wang S, Chen Y, Dong X, Liu F.
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2012
Physical properties of soil include color, texture, structure, porosity, density, consistence, temperature, and air. Colors of soils vary widely and indicate such important properties as organic matter, water, and redox conditions. Soil texture, structure, porosity, density, and consistence are related with types of soil particles and their arrangement.
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Physical properties of soil include color, texture, structure, porosity, density, consistence, temperature, and air. Colors of soils vary widely and indicate such important properties as organic matter, water, and redox conditions. Soil texture, structure, porosity, density, and consistence are related with types of soil particles and their arrangement.
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1999
Soil texture can be defined as the size and proportion of the soil particles—sand, silt, and clay—that are present in a soil. . . . Sand is the largest—from 0.05 to 2mm—and considered coarse texture; consists of angular spheres or cubes. Silt is intermediate—from 0.002 to 0.05mm—and considered medium texture; consists of properties between sand and ...
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Soil texture can be defined as the size and proportion of the soil particles—sand, silt, and clay—that are present in a soil. . . . Sand is the largest—from 0.05 to 2mm—and considered coarse texture; consists of angular spheres or cubes. Silt is intermediate—from 0.002 to 0.05mm—and considered medium texture; consists of properties between sand and ...
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1992
The physical properties of a soil give insight as to the identification of the soil and the determination of its characteristics and load response. These properties can be determined by performing a laboratory analysis on undisturbed soil samples obtained during the test boring process, as described in Article 3–6.
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The physical properties of a soil give insight as to the identification of the soil and the determination of its characteristics and load response. These properties can be determined by performing a laboratory analysis on undisturbed soil samples obtained during the test boring process, as described in Article 3–6.
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The Physical Properties of Soil
1964A sample of soil taken from the field will contain mineral particles of very different sizes. There may be sizeable stones in it which have to be removed in order to obtain a homogeneous sample on which to conduct soil investigations. This is unfortunate because the field behaviour of a soil may be markedly affected by the presence of stones or large ...
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PHYSICAL PROPERTIES OF SOIL MIXES
Soil Science, 1964Laboratory methods for evaluating soil mixes for potting media are proposed, and measurement values from laboratory-compacted smaples are correlated with equivalent ones made under actual use of the mixes in gallon-sized soil containers in greenhouse conditions.
S. J. RICHARDS +3 more
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The Soil. Physical, Chemical and Biological Properties
2016This chapter provides a basic description of soil properties and processes, stressing the concept that the soil is a dynamic entity where complex interactions among its biological, chemical and physical components take place. All these components and properties determine the functioning of the soil for different purposes; this functioning is included ...
Antonio Delgado, José A. Gómez
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Physical Properties of Allophane Soils
1977Publisher Summary This chapter provides a comparison of the physical properties of allophane soils with the properties measured for soils with crystalline clay minerals. Allophone soils are the soils having observed properties common to soil materials, which arise from weathering of pyroclastics.
T. Maeda, H. Takenaka, B.P. Warkentin
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Soil Physical and Moisture Properties
2015Any science has key basic concepts that should be mastered before pursuing additional ones. This chapter describes in simplified terms, the key components involved with soil physical and moisture properties. Soil physical properties covered in this chapter include soil particle analysis, soil particle and bulk density, soil porosity, and the ...
Lambert B. McCarty +2 more
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Soil physical properties of peatlands
2023Peatlands have been degraded due to human activities. This thesis explored soil hydro-physical properties and their spatial characteristics from different peatlands in Germany. Spatial variability of soil properties differed with investigated properties and peatland degradation stages.
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