نتایج جستجو برای: while ec electrical conductivity

تعداد نتایج: 1301133  

2003
K. A. Sudduth N. R. Kitchen G. A. Bollero D. G. Bullock

et al. (1989) modeled ECa as a function of soil water content (both the mobile and immobile fractions), the Apparent profile soil electrical conductivity (ECa) can be an indielectrical conductivity (EC) of the soil water, soil bulk rect indicator of a number of soil physical and chemical properties. Commercially available ECa sensors can be used to efficiently and density, and the EC of the soi...

Journal: :Molecules 2012
Shaukat Ali Shahid Ansar Ahmad Qidwai Farooq Anwar Inam Ullah Umer Rashid

A novel poly(acrylic acid-co-acrylamide)AlZnFe₂O₄/potassium humate( )superabsorbent hydrogel nanocomposite (PHNC) was synthesized and its physical properties characterized using SEM, Energy Dispersive X-ray (EDX) and FTIR spectroscopic techniques. Air dried sandy loam soil was amended with 0.1 to 0.4 w/w% of PHNC to evaluate its soil moisture retention attributes. Effect of PHNC amendment on pH...

Journal: Desert 2010
GH.R. Zehtabian J Bakhshi M. Ghadimi M.A. Zare Chahouki

Present research was conducted with the aim of determination of significant effect of soil properties on natural regeneration of Haloxylon aphyllum and correlation coefficient and linear relation between soil variables and natural regeneration of Haloxylon aphyllum. Firstly, geomorphologic units were prepared in the areas under cultivation of Haloxylon aphyllum in Ardestan. Two cultivated lands...

Journal: Desert 2018
A.A. Vali M. Pakparvar M. Samiee R. Ghazavi,

Saline lakes can increase the soil and water salinity of the coastal areas. The main aim of this study is to distinguish the characteristics of the spectral reflectance of saline soil, analyze the statistical relationship between soil EC and characteristics of the spectral reflectance of saline soil, and to map soil salinity east of the Maharloo Lake. The correlation between field measurements ...

Journal: :Czech Journal of Food Sciences 2022

Honey is composed mainly of carbohydrates which are represented by mono-, di-, tri-, tetra-, pentasaccharides, and oligosaccharides. The content proportions individual reveal information about the origin technological properties honey. A total 5 987 samples natural honeys originating from Czech Republic harvested during a period nine consecutive years were analysed to research their carbohydrat...

2005
D. L. Corwin S. M. Lesch

The field-scale application of apparent soil electrical conductivity (ECa) to agriculture has its origin in the measurement of soil salinity, which is an arid-zone problem associated with irrigated agricultural land and with areas having shallow water tables. Apparent soil electrical conductivity is influenced by a combination of physico-chemical properties including soluble salts, clay content...

Journal: :Water 2021

Vulnerability analysis in areas vulnerable to anthropogenic pollution has become a key element of sensible resource management and land use planning. This study is intended estimate aquifer vulnerability using the DRASTIC model vertical electrical sounding (VES) conductivity (EC) outcomes. The allows for identification hydrogeological environments within scope research, based on composite defin...

2007
Li Xing Lujia Han

With increasing concern for the pollution potential of farm wastes, there is a corresponding need for rapid and robust methods of analysis for animal manures. In order to study the rapid testing methods based on the relationship between nutrient concentrations and physicochemical properties, diverse samples (n=105) were used in this study. The results indicated strong linear relations between s...

Journal: :Arabian Journal of Geosciences 2022

Abstract Crop suitability analysis using novel models is a pillar for sustainable land-use planning. In this work, the analytical hierarchy process (AHP) was integrated with GIS to produce maps wheat and maize under sprinkler irrigation broad bean drip irrigation. The study conducted in an arid area, west Nile Delta of Egypt. characteristics local climate, landscape, groundwater quality were ma...

Journal: :ACS nano 2016
Yuping Liu Xiaoyun He Damien Hanlon Andrew Harvey Umar Khan Yanguang Li Jonathan N Coleman

Advances in lithium ion batteries would facilitate technological developments in areas from electrical vehicles to mobile communications. While two-dimensional systems like MoS2 are promising electrode materials due to their potentially high capacity, their poor rate capability and low cycle stability are severe handicaps. Here, we study the electrical, mechanical, and lithium storage propertie...

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