نتایج جستجو برای: irrigation levels

تعداد نتایج: 954515  

2016
Yaming Zhai Qian Yang Yunyu Wu

To investigate better saline water irrigation scheme for tomatoes that scheduling with the compromise among yield (Yt), quality, irrigation water use efficiency (IWUE) and soil salt residual, an experiment with three irrigation quotas and three salinities of irrigation water was conducted under straw mulching in northern China. The irrigation quota levels were 280 mm (W1), 320 mm (W2) and 360 m...

2009
RAZZAQUE AKANDA M. RAFI P. K. SARKER

A two-year field experiment was conducted at Regional Agricultural Research Station, Jessore during the rabi seasons of 2002—2003 and 2003-2004 to find out the level of disease incidence under different levels of irrigation and fungicide spray on the bulb yield of onion. Four irrigation levels: no irrigation (I1), irrigation at 10 days interval (I2), 20 days interval (I3), and 30 days interval ...

Journal: :پژوهش های حبوبات ایران 0
سلمان انجم شعاع حمید معین راد حسین ابراهیمی

in order to study the effects of different irrigation levels on yield, yield components and drought tolerance of four chickpea cultivars, a farm experiment was conducted in mashhad climatic condition during 2008-2009 growing season. four irrigation levels including: t1= 100% etc (full irrigation), t2= 90% etc (deficit irrigation), t3=80% etc (deficit irrigation) and t4=50% etc (deficit irrigati...

Journal: :Environment international 2015
Cristina Becerra-Castro Ana Rita Lopes Ivone Vaz-Moreira Elisabete F Silva Célia M Manaia Olga C Nunes

The reuse of treated wastewater, in particular for irrigation, is an increasingly common practice, encouraged by governments and official entities worldwide. Irrigation with wastewater may have implications at two different levels: alter the physicochemical and microbiological properties of the soil and/or introduce and contribute to the accumulation of chemical and biological contaminants in s...

Journal: :بوم شناسی کشاورزی 0
مشیر الحق عابدی محمد جواد ثقه الاسلامی سید غلامرضا موسوی

in order to study the effect of irrigation and nitrogen fertilizer levels on yield of basil, an experiment was conducted as split plot based on randomized complete block design with three replications in birjand (moud region) in 2010. main plot factor was two irrigation levels (7 and 14 days interval) and nitrogen fertilizer (as urea) was considered as sub plot factor in four levels (0, 50, 100...

This study was performed in order to evaluate the effects of supplementary irrigation and application of Zn and K fertilizers on physiological characteristics of chickpea. The experiment was conducted in a split plot-factorial using randomized complete blocks design with three replications at campus of agriculture and natural resources, Razi University, Kermanshah, Iran. Supplementary irrigatio...

Journal: :تولید گیاهان زراعی 0
امید محسن نیا دانش آموخته کارشناسی ارشد گروه زراعت و اصلاح نباتات، دانشگاه ارومیه جلال جلیلیان استادیار گروه زراعت و اصلاح نباتات، دانشگاه ارومیه

in this study, the effect of irrigation regimes and plant nutrition were evaluated as split plot arrangment based on randomized complete block design with three replications in 2010. treatments consisted of irrigation regimes at three levels: well-irrigation, irrigation disruption at vegetative growth stage, and irrigation disruption at reproductive growth stage as main plots and combination of...

Journal: :آب و خاک 0
سید حسین صدرقاین جواد باغانی سید ابوالقاسم حقایقی مقدم مهدی اکبری

abstract this study was conducted to determine the best drip irrigation method for pepper cultivation with the objective of water saving and obtaining maximum yield. the study was done during two years. experimental design was randomized complete blocks design (rcbd) in split plot with four replications. three different drip irrigation methods; drip irrigation with in-line emitter tubes, drip i...

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