نتایج جستجو برای: soil mineralogy

تعداد نتایج: 184575  

2012
Shuai Li Lin Li Ralph Milliken Kaishan Song

0019-1035/$ see front matter Published by Elsevier http://dx.doi.org/10.1016/j.icarus.2012.07.023 ⇑ Corresponding author at: Department of Earth S Purdue University Indianapolis, IN 46202, United Stat E-mail addresses: [email protected], njushuaili@ The goal of this study is to develop an efficient and accurate model for using visible–near infrared reflectance spectra to estimate the abundance...

2007
ROBERT W. WEBB

Int roduct ion. . . Coahuila Mountain Area. Sketch of the Regional Geology. Geological Relations of the Pegmatites General Statement. . . . . Pegmatites of Group I Pegmatites of Group Il Mineralogy of the Pegmatites. Group I General Mineralogy. . . . Andalusite. . . . Other Minerals. Group II General Mineralogy. Evidence for Two Generations of Pegmatites Winchester Area. . . Sketch of the Regio...

2017
Parya Broomandi Bahram Dabir Babak Bonakdarpour Yousef Rashidi

BACKGROUND Deserts are the main sources of emitted dust, and are highly responsive to wind erosion. Low content of soil moisture and lack of vegetation cover lead to fine particle's release. One of the semi-arid bare lands in Iran, located in the South-West of Iran in Khoozestan province, was selected to investigate Sand and Dust storm potential. METHODS This paper focused on the metrological...

Journal: :Frontiers in Environmental Science 2023

Soil health conceptualized as a measurable ecosystem property provides powerful tool for monitoring progress in restoration projects or implementation of best management practices to improve degraded lands and promote sustainable agroecosystems. We surveyed soils collected from range land uses (i.e., protected native non-native forest, managed pasture, unmanaged previously intensive agricultura...

شاهرخ, وجیهه, خادمی, حسین ,

Having specific properties, clay minerals including palygorskite have considerable influence on soil physico-chemical characteristics as well as the stage of soil development. The objectives of current study were to determine the distribution, origin and formation conditions of palygorskite in the Tertiary sediments and associated soils in Darab, Fars Province. Based on the field observations a...

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