نتایج جستجو برای: i3 irrigation based on 80 percent accessible water from flowering stage to maturity

تعداد نتایج: 14982264  

Journal: :پژوهش های حبوبات ایران 0
فریده سادات حسینی احمد نظامی مهدی پارسا کمال حاج محمدنیا قالی باف

supplementary irrigation is a key factor in dryland production of lentil (lens culinaris medik.). in order to study the effects of supplementary irrigation on phenological and morphological characters of three lentil (lens culinaris medik.) cultivars, a trial carried out as split block based on randomized complete block design with three replications at research field of agricultural college, f...

Journal: :تحقیقات مهندسی کشاورزی 0
علیرضا توگلی عضو هیات علمی (استادیار پژوهش) بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی استان سمنان (شاهرود)

this study investigated the effect of sowing date and limited water allocation management for single irrigation on the grain yield of rainfed barley. the experiment was a split-split plot arranged in a randomized complete block design with three replications from 2004 to 2006 at the main station of the dryland agricultural research institute at maragheh. the treatments comprised three sowing da...

Journal: :پژوهش های زراعی ایران 0
سارا افشانی رضا امیرنیا هاشم هادی

in order to study effect of foliar application of iron and zinc on yield and yield components of autumn rapeseed (brassica napus l.) under limited irrigation an experiment was conducted at research farm of agricultural faculty of urmia university in 2009. the experiment was designed in split plot based on randomized complete block design with 3 replications. treatments were drought (irrigation ...

Journal: :بوم شناسی کشاورزی 0
حمیدرضا سالمی علیرضا توکلی نادر حیدری

to illustrate the impact of various levels of deficit irrigation on yield and yield components of maize cultivars, a study was conducted based on randomized complete blocks as a split plot design with 3 replicates and two treatments for three crop seasons. four levels of deficit irrigation including: conventional, 100, 80, and 60% of water level use were considered as main plots and two varieti...

Journal: :آب و خاک 0
فریده سادات حسینی احمد نظامی مهدی پارسا کمال حاج محمدنیا قالی باف

abstract supplementary irrigation for suitable crops production in most area of iran is necessary. in order to study supplementary irrigation effects on yield and yield components of three lentil (lens culinaris medik.) cultivars, an experiment was carried out as split block based on randomized complete block design with three replications at research field, college of agriculture, ferdowsi uni...

Journal: :پژوهش های کاربردی زراعی (زراعت سابق) 0
حمید رضا میری دانشگاه آزاد اسلامی، واحد ارسنجان محمد مهدی شوکتی دانشگاه آزاد اسلامی، واحد ارسنجان محمد آرمین دانشگاه آزاد اسلامی، واحد سبزوار

increasing the water use efficiency in crop production is an important issue today. an experiment was conducted in 2009 in order to evaluate the corn reaction to partial root zone drying at fars province. treatments consisted of four irrigation levels (control, alternative furrow irrigation during whole season, alternative furrow irrigation until flowering then full irrigation and full irrigati...

ژورنال: علوم آب و خاک 2011
احمد قنبری بنجار, , امیرحسین شیرانی راد, , حمیدرضا فنایی, , محمد کافی, , محمد گلوی, ,

In order to assess the effect of drought stress and various levels of potassium on solutes accumulation and chlorophyll of canola and Indian mustard, a field experiment was conducted in a factorial design based on randomized complete block design with three replications including three irrigation regimes (I1=irrigation after 50% depletion of soil water(control),I2 =irrigation after 70% water de...

Journal: :پژوهش آب در کشاورزی 0
محمد خرمیان عضو هیئت علمی مرکز تحقیقات کشاورزی صفی آباد دزفول سعید برومند نسب استاد دانشگاه شهید چمران اهواز سید رضا اشرفی زاده عضو هیئت علمی مرکز تحقیقات کشاورزی صفی آباد دزفول

the objective of this study was to evaluate the effect of different levels of irrigation and nitrogen fertilizer on nitrate movement, yield, and water use efficiency (wp) of corn in no-till planting method. the research was conducted in two years as a randomized complete block design arranged in a split block treatment design with three replicates in the safiabad agricultural research center. i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1399

this study aimed to investigate the effects of listening strategy training on iranian efl learners listening comprehension and use of such strategies. this work, employing an experimental methodology, was conducted among 60 adult efl learners from a language institute in isfahan, iran, as participants. the participants, who were selected based on the results of a placement test, were assigned t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1388

based on the latest records of typhlops vermicularis merrem, 1820 from iran, this species is distributed in the northern and southern regions of the country. in this study, new records of typhlops vermicularis are presented and it is shown that distribution range of this species is extended towards the eastern and western iran, and according to the new distribution map, it can be assumed that t...

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