نتایج جستجو برای: irrigation management transfer imt

تعداد نتایج: 1168705  

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
یاسر محمدی پردیس کشاورزی و منابع طبیعی دانشگاه تهران حسین شعبانعلی فمی پردیس کشاورزی و منابع طبیعی دانشگاه تهران، توسعه کشاورزی علی اسدی پردیس کشاورزی و منابع طبیعی دانشگاه تهران

the main purpose of this research was to analyze agricultural water management problems (awmp) in three contexts of: water source, water conveyance and at the farm level, in zarrindasht county, fars province. the research was carried out based on a survey method with a questionnaire compiled for collection of data. questionnaire's reliability was confirmed through a computation of cronbach...

Journal: :Journal of environmental quality 2004
Benjamin L Turner Mary A Kay Dale T Westermann

Management strategies that minimize P transfer from agricultural land to water bodies are based on relationships between P concentrations in soil and runoff. This study evaluated such relationships for surface runoff generated by simulated sprinkler irrigation onto calcareous arable soils of the semiarid western United States. Irrigation was applied at 70 mm h(-1) to plots on four soils contain...

2007
Q. X. Jiang Q. Fu Z. L. Wang

Geostatistics and GIS were used to analyze the spatial variability of the soil water characteristics in western semiarid area of Heilongjiang province. Irrigation management zone was established based on spatial distribution of the soil water characteristics and actual condition of the study area. Sampling by layered sampling method and calculating of the rational sampling number by best distri...

Journal: :Remote Sensing 2017
Carlos Zúñiga Espinoza Lav R. Khot Sindhuja Sankaran Pete W. Jacoby

Precision irrigation management is based on the accuracy and feasibility of sensor data assessing the plant water status. Multispectral and thermal infrared images acquired from an unmanned aerial vehicle (UAV) were analyzed to evaluate the applicability of the data in the assessment of variants of subsurface irrigation configurations. The study was carried out in a Cabernet Sauvignon orchard l...

2011
Bo Kyung Koo

Corresponding author: Bo Kyung Koo Department of Internal Medicine, Boramae Medical Center, 39 Boramae Road, Dongjak-gu, Seoul 156-707, Korea E-mail: [email protected] Carotid intimal-medial thickness (IMT) is used as a surrogate marker for atherosclerosis and can predict future clinical cardiovascular events such as myocardial infarction and ischemic stroke [1]. Furthermore, medications f...

Journal: :Algorithmic Operations Research 2012
A. L. N. Murthy G. S. R. Murthy

Irrigation water management plays a crucial role in the growth and prosperity of countries like India. Optimization Techniques can be effectively used in the management of irrigation water. Motivated by a real crisis in Andhra Pradesh, India, the authors made an attempt to provide scientific solution to the problem of management of Pennar Delta System of Nellore District in Andhra Pradesh. The ...

2014
Quan Quan Bing Shen Runxun Jin Changxing Jin

The sustainable development of efficient water-saving agricultural irrigation in Loess Plateau requires reasonable and quantitative planning, design, management, and strategies based on crop-water-salt response relationship. In the present paper, data were measured by using the soil-water-salt sensor CS655 to modify the simulation of root uptake in the original Soil Water Atmosphere Plant (SWAP...

Journal: :International Journal of Water Resources Development 1994

Journal: :مدیریت آب و آبیاری 0
محمد فیضی استادیار مرکز تحقیقات و آموزش کشاورزی و منابع طبیعی استان اصفهان، ایران سعید سعادت استادیار مؤسسۀ تحقیقات خاک و آب،کرج، ایران

in order to investigate the effects of saline waters on some soil characteristics, this experiment was conducted with three irrigation water salinity treatments contains 1.7-3.4, 8-9 and 11-12.5 dsm-1 (low, medium and high salinity) and two irrigation water managements with four replications in a wheat-fallow-sugar beet-safflower rotation. results show that in (1) irrigation management with low...

2013
Kazuki Matsuura Yoshitsugu Inoue Shin-ichi Sasaki Yoshio Hata Nami Ohmura Takahiro Gotou

INTRODUCTION Posterior capsule rupture causes instant vitreous contamination, resulting in endophthalmitis. However, transfer of intracameral moxifloxacin (MFLX) to the vitreous has not been examined in detail. We investigated vitreous antibiotic concentrations following intracameral MFLX in both ruptured and intact posterior capsular eyes. METHODS Experiment 1: Intraocular lenses were insert...

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