نتایج جستجو برای: irrigation system

تعداد نتایج: 2266406  

Journal: :Journal of environmental management 2012
T N Maraseni S Mushtaq K Reardon-Smith

The Australian Government is meeting the challenge of water scarcity and climate change through significant on-farm infrastructure investment to increase water use efficiency and productivity, and secure longer term water supplies. However, it is likely that on-farm infrastructure investment will alter energy consumption and therefore generate considerable greenhouse gas (GHG) emissions, sugges...

Journal: :Journal of nematology 1970
L R Faulkner W J Bolander

The primary source of plant parasitic nematodes in irrigation waterways in the Columbia Basin Project of eastern Washington is irrigation runoff returned into the irrigation system. This has contributed to the rapid spread of plant parasitic nematodes observed during eight years of study.

Journal: :Journal of economic entomology 2012
D Fornasiero C Duso A Pozzebon D Tomasi F Gaiotti F Pavan

The effect of irrigation on the abundance of Empoasca vitis (Göthe) populations was investigated in four vineyards located in northeastern Italy. In two experiments, we compared leafhopper population densities in plots irrigated (micro-spray irrigation system) or nonirrigated. In another experiment, we studied the effect of various irrigation systems on E. vitis populations over two successive ...

2007
Na Jia Changle Pang Zhuomao E

Expert system techniques have been rapidly disseminating into every scientific domain, with many applications being reported within the last decade. Expert system is bringing a new perspective. This paper introduces the towed watersaving irrigation mechanization technology firstly. Then, an emphasis is made on development of the expert system for towed water-saving irrigation mechanization tech...

2015
Irene Pérez Marco Janssen John M. Anderies

Improving the adaptive capacity of small-scale irrigation systems to the impacts of climate change is crucial for food security in Asia. This study analyzes the capacity of small-scale irrigation systems dependent on the Asian monsoon to adapt to variability in river discharge caused by climate change. Our study is motivated by the Pumpa irrigation system, a small-scale irrigation system locate...

2017
Pablo Castelo-Baz Purificación Varela-Patiño Manuel Ruíz-Piñón Francesc Abella Ramón Miguéns-Vila Benjamín Martín-Biedma

BACKGROUND Irrigation of the root canal system is an essential step in the endodontic treatment. The aim of this article is to introduce continuous apical negative-pressure ultrasonic irrigation (CANUI), a new irrigation concept, and compare the characteristics of this new technique with current devices for activating the irrigant. MATERIAL AND METHODS CANUI is designed for cleaning and disin...

Journal: :Environmental technology 2009
Takeyuki Sakuma Toshihiro Hattori Marc A Deshusses

Moisture control is one the most important parameters in biofilters for air pollution control. Biofilters tend to experience drying at the air inlet port, which causes decreased pollutant removal over time. In this study, the installation of an irrigation system within the lower part of the biofilter bed was proposed, and its effect was quantified in a laboratory scale biofilter operated side b...

2009
E. Bautista M. Niblack

WinSRFR is an integrated software package for analyzing surface irrigation systems. Software functionalities and technical features are described in a companion article. This article documents an example application. The analyzed field is a graded basin (close-ended border) irrigation system. The event analysis tools of WinSRFR are used first to evaluate performance of the irrigation system and...

Journal: :Arab Universities Journal of Agricultural Sciences 2021

Ashraf Alizadeh Amraie, Hamdollah Eskandari,

A field experiment was conducted to evaluate the effect of planting pattern and irrigation system on antioxidant activity of wheat and Persian clover. The experiment was carried out as a two-factor factorial with three replications. The first factor was irrigation system (conventional and partial root-zone irrigation) and the second was planting pattern (sole wheat, sole Persian clover, alterna...

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