نتایج جستجو برای: t1 casing soil 10 hydrogel vv

تعداد نتایج: 1223697  

Journal: :Remote Sensing 2022

Soil moisture is an essential parameter for a better understanding of water processes in the soil–vegetation–atmosphere continuum. Satellite synthetic aperture radar (SAR) well suited monitoring content at fine spatial resolutions on order 1 km or higher. Several methodologies are often considered inversion SAR signals: machine learning techniques, such as neural networks, empirical models and ...

Journal: :international journal of environmental research 2012
s.t. maheswari a. ramesh

adsorption of anilofos was studied in four soils (topsoil from alfisol, inceptisol, oxisol and vertisol). the order of adsorption of anilofos was vertisol > oxisol > alfisol > inceptisol. the soil sorption coefficient k and the soil organic carbon sorption coefficient koc are the basic parameters used for describing the environmental fate of the herbicides. in top soil the calculated k values ...

2012
Michiko K. Oyoshi Narayanaswamy Ramesh Raif S. Geha

Supplemental Figure Legends 182 Figure S1. Experimental design of VIG treatment using a murine model of EV. Mice 183 were EC sensitized with OVA or saline for 7 weeks followed by inoculation of 10 7 plaque 184 forming units/mouse by skin scarification. Mice were sacrificed after 7 days of VV inoculation 185 and examined for clinical responses, viral load, serum levels of VV antibodies and cytok...

2014
Yajing Guan Huawei Cui Wenguang Ma Yunye Zheng Yixin Tian Jin Hu

Drought is one of the most important stress factors limiting the seed industry and crop production. Present study was undertaken to create novel drought-resistant pelleted seeds using the combined materials with superabsorbent polymer, poly(2-acrylamide-2-methyl propane sulfonic acid) (PAMPS) hydrogel, and drought resistance agent, salicylic acid (SA). The optimized PAMPS hydrogel was obtained ...

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: :Medicine and science in sports and exercise 2007
Andrew F J Abercromby William E Amonette Charles S Layne Brian K McFarlin Martha R Hinman William H Paloski

PURPOSE Excessive, chronic whole-body vibration (WBV) has a number of negative side effects on the human body, including disorders of the skeletal, digestive, reproductive, visual, and vestibular systems. Whole-body vibration training (WBVT) is intentional exposure to WBV to increase leg muscle strength, bone mineral density, health-related quality of life, and decrease back pain. The purpose o...

Journal: :British Journal of Surgery 2021

Abstract Introduction Varicose veins (VV) impact a third of the UK adult population; 10% patients develop lipodermatosclerosis and ulceration. VV often requires surgical management, however, there is high-risk recurrence. complex disease, where genetic non-genetic components contribute to overall phenotypic expression. The architecture poorly understood; we aimed uncover its basis. Method We co...

Ghazal Beheshti Rouzbahani Gholam Bagheri Marandi Mehran Kurdtabar

In this work, a series of hydrogel nanocomposites were prepared by grafting acrylic acid and acrylamide on gelatin in the presence of Na-montmorillonite (Na-MMT) nanoparticles. The characterizations of hydrogel nanocomposites were examined by swelling experiments, Fourier transform infrared (FT-IR) spectroscopy, X-Ray diffraction (XRD) patterns and thermogravimetric analysis (TGA). Scanning ele...

2004
A. N. Norris

The low-frequency tube wave speed is given explicitly for a variety of borehole nvironments. The presence of a logging tool, the effects of casing, and bore eccentricity are considered. The results are all relatively simple and indicate that the speed ecreases in the presence of a tool or borehole ccentricity. The speed increases in the presence of casing as long as the casing shear modulus exc...

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