نتایج جستجو برای: soil micromorphology
تعداد نتایج: 181519 فیلتر نتایج به سال:
Soil micromorphology was applied to specify flow domains in different soils and to select a suitable numerical model for simulation of water flow and herbicide transport. Pore structure detected on soil micromorphological images represented in all cases domains of prevailing water flow and solute transport. Depending on pore configuration and boundary conditions either water immobilization or p...
This paper presents data from the first part of a major project designed to investigate the micromorphology of cultivated soils. In particular, the initial phase of the project is concerned with an investigation into methods for the identification and quantification of cultivation features in soil thin sections using image analysis techniques. In 1993 a range of soil samples of known cultivatio...
The last decade has seen a growing and renewed interest regarding anthropogenic soils which owe their dominant characteristics to past land management practices. These soils, besides being of particular pedological interest, are also of high archaeological significance given the high density of sites which frequently occurs on them. According to the World Reference Base for Soil Resources, anth...
abstract geomorphology and soil genesis and its development are closely related. besides, soil-landscape studies provide a better understanding of soil forming processes. the objectives of the present research include soil genesis studies, micromorphology and clay mineralogy of soils related to geomorphic surfaces in jiroft area. soil temperature and moisture regimes of the area are hyperthermi...
the micromorphology of pedogenic carbonate features in calcareous soils of arid and semiarid regions of kohgilouye province, southwestern iran, has been studied to determine their genesis and distribution in different climatic regions. eight representative pedons (from a total number of 24 pedons) were studied in aridic-ustic (minimum rainfall), ustic and xeric (maximum rainfall) soil moisture ...
The premise for the work described in this paper is that the public understanding of the application of soil micromorphology methods is limited; commonly only people working in the subject domains of soil science and, more recently, archaeology, readily appreciate the benefits of developing pedogenetic and archaeological under standings of soils through microscopic evidence. In this paper we d...
We present an automated system that we have developed for estimation of the bioecological quality of soils using various image analysis methodologies. Its goal is to analyze soilsection images, extract features related to their micromorphology, and relate the visual features to various degrees of soil fertility inferred from biochemical characteristics of the soil. The image methodologies used ...
micromorphology is the branch of soil science that is concerned with the description, interpretation and, to an increasing extent, the measurement of components, features and fabrics in soils at microscopic level. the advantage of micromorphology is that, in micromorphological studies the soils are studied in their natural and undisturbed form and so, one can follow the processes that take plac...
soil data can be very significantly informative in archeological and anthropological studies. bam citadel (bc), as the largest and oldest earthen (non baked brick) monument of the world has been restored for several times, but no data have yet been available surrounding the materials employed in the restoration work. bam citadel (bc) was almost totally destroyed by the severe earthquake of dece...
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