نتایج جستجو برای: digital soil mapping

تعداد نتایج: 672171  

2006
Feng Qi A-Xing Zhu Mark Harrower James E. Burt

An essential component of soil mapping is classification, a process of assigning spatial soil entities to predefined categories (classes). However, by their nature soils exist as a continuum both in the spatial and attribute domains and often cannot be fitted into discrete categories without introducing errors or at least over-simplification. One approach to mitigate this problem in digital soi...

Journal: :Revista Brasileira de Ciência do Solo 2016

Journal: Desert 2019
H. Shirani I. Esfandiarpour-Borujeni M. Bagheri Bodaghabadi, M. Shahini Shamsabadi M.H. Salehi

Soil classification systems are very useful for a simple and fast summarization of soil properties. These systems indicate the method for data summarization and facilitate connections among researchers, engineers, and other users. One of the practical systems for soil classification is Soil Taxonomy (ST). As determining  soil classes for an  entire area is expensive, time-consuming, and almost ...

Soil erosion is one of the vital factors contributing to the loss of fertility and environmental degradation. Generally accepted diagnostics of eroded soils is based on comparison of the sloping soils profile depth with the watershed soils. In this case, there is a separate problem of slope soils with a naturally shortened profile and eroded soils. Formation of the soil’s natura...

2017
László Pásztor Gábor Szatmári Katalin Takács Gábor Illés József Szabó

The DOSoReMI.hu (Digital, Optimized, Soil Related Maps and Information in Hungary) project was started intentionally for the renewal of the national soil spatial infrastructure in Hungary. During our activities we have significantly extended the potential, how spatial soil information requirements could be satisfied. Soil property, soil type as well as functional soil maps were compiled. The se...

Journal: :desert 0
s. amini department of geography, najafabad branch, islamic azad university, najafabad, isfahan, iran a. gandomkar department of geography, najafabad branch, islamic azad university, najafabad, isfahan, iran m. bagheri bodaghabadi department of soil science, soil and water research institute (swri), karaj, iran and department of geography, najafabad branch, islamic azad university, najafabad, isfahan, iran

there are various methods and models for land evaluation. these methods are classified according to the number of used resources. the best resources capabilities or potentials and land use can be found by analyzing one of the main resources, in the lands close relations to ecologic resources exist. soil has a great potential for introducing the studied region specifications. hence, it challenge...

Journal: :Soil security 2021

Soil Security includes dimensions, soil capability, condition, capital, connectivity and codification (the “five C's”). This article provides a short review on how mapping, digital mapping monitoring systems (SM, DSM SMS) over large areas contribute to these five C's at scales ranging from country globe. Changes the evolution in aims of SM, SMS were driven both by main issues related policy pri...

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