نتایج جستجو برای: mulched drip irrigation

تعداد نتایج: 45442  

Journal: :Journal of nematology 1979
A W Johnson D R Sumner C A Jaworski

Three crops of cucumber were grown in succession in beds by use of trickle irrigation, plastic film mulch, and soil chemical treatments over a 17-month period, including a fallow winter season. Total yield for the three crops was highest (1208 quintals/ha) in film-mulched plots treated with MBR-CP, and next-highest in film-mulched plots treated with DD-MENCS (1094 quintals/ha); total yield was ...

D.K. Singh, T.B.S. Rajput

Subsurface drip irrigation is defined as application of water below the soil surface through emitters, with discharge rates generally in the same range as surface drip irrigation. It has many advantages over surface drip. To see the response of subsurface drip irrigation on okra yield, a study was conducted at Indian Agricultural Research Institute, New Delhi, India during 2003 and 2004. Okra (...

2010
Xinjian Xiang

To improve agricultural water resources’ utilization, crop’s automatic, locate, time and appropriate drip irrigation is a good choice. In this paper, an automatic control drip irrigation system based on ZigBee wireless sensor network and fuzzy control would be introduced. System uses CC2430 for wireless sensor network node design, collecting soil moisture, temperature and light intensity inform...

2007
A. NARAYANAMOORTHY

The water use efficiency under conventional flood method of irrigation, which is predominantly practised in Indian agriculture, is very low due to substantial conveyance and distribution losses. Recognizing the fast decline of irrigation water potential and increasing demand for water from different sectors, a number of demand management strategies and programmes have been introduced to save wa...

Investigation of different irrigation methods on plants is necessary due to limited water resources and the increasing need for food products. The purpose of this study was to evaluate the effect of sprinkler and drip irrigation systems and hormones on morphological and physiological characteristics of potato. Treatments included sprinkler and drip irrigation systems and hormones (gibbere...

2017
Tao Liu Yongchao Liang Guixin Chu

Nitrification inhibitors (NIs) have been used extensively to reduce nitrogen losses and increase crop nitrogen nutrition. However, information is still scant regarding the influence of NIs on nitrogen transformation, nitrous oxide (N2O) emission and nitrogen utilization in plastic-film-mulched calcareous soil under high frequency drip-fertigated condition. Therefore, a field trial was conducted...

Journal: :International Journal of Enviornment and Climate Change 2021

The experiment was conducted to find out the impact of levels drip irrigation and mulching on growth, yield quality parameters mulberry. Among different 0.8 CPE recorded higher values for growth leaf (47613 kg ha-1 year-1) parameters. Compared lower 0.5, 0.6 0.7 CPE. Also, mulberry plants mulched with black plastic polythene cover (45143 compared without mulching. interaction effect along (T8) ...

Journal: :Mathematical and Computer Modelling 2013
Dan Wu Yun-kai Li Hai-sheng Liu Pei-ling Yang Hao-su Sun Yao-ze Liu

Realizing the internal flow visualization inside the drip irrigation emitter is the basis of optimizing the labyrinth path structure and promoting its anti-clogging capability. The Computational FluidDynamics (CFD)method has become an effective approach to research the water movement in the labyrinth path of the drip irrigation emitter. In this paper, the standard k-ε model and the Large Eddy S...

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