نتایج جستجو برای: plot arrangement with four replicates three different tillage systems including conventional

تعداد نتایج: 10630518  

A. Gholami, H. R. Asgari Z. Saeidifar

This study was designed to investigate the effects of different tillage systems on some parameters such as soil salinity (pH, EC, SAR), soil density and nutrients in a nested experimental design with three treatments (no tillage, reduced tillage and conventional tillage) and three replications. Chenaran city fields were selected as the case study areas. Result of the statistical analysis indica...

2014
Shahzad Ali Amanullah Jan Jia Zhikuan Shakeel Ahmad Muhammad Kamran

Despite the importance of sesame (Sesamum indicum L.) in the world, this crop has received least research attention in Pakistan. Therefore, a field experiment was carried out to evaluate the performance of tillage system under various irrigation intervals and phosphorus levels on oil contents, yield and yield attributes of Sesame. The experiment was conducted at New Developmental Farm of the Un...

ژورنال: علوم آب و خاک 2017
امیری پریان, جعفر, حاجی‌آقا علیزاده, حسین, حیدری, احمد, یزدان پناه, علیرضا,

Traditionally, most corn field in Hamedan Province is prepared for planting by moldboard plowing followed by a number of secondary tillage operations. In recent years conservation tillage systems have become more popular. This research was conducted in the form of a split plot experimental design with six tillage treatments and three replications. Main tillage methods including: (T1) convention...

Journal: :مدیریت خاک و تولید پایدار 0
الهام بلور دانشگاه علوم کشاورزی و منابع طبیعی گرگان حمیدرضا عسگری دانشگاه علوم کشاورزی و منابع طبیعی گرگان فرشاد کیانی دانشگاه علوم کشاورزی و منابع طبیعی گرگان

the challenge for today's researchers and practitioners agriculture, increase productivity while maintaining or improving environmental quality (including water, soil and air) to be ¬ rapid population growth and increasing demand for food, researchers are continuing to study the management of high yielding varieties suitable for growing to escape environmental stresses in dry conditions an...

Journal: :پژوهش های زراعی ایران 0
مجید روزبه جانب اله نیازی

one of the main strategy for controlling salt-affected soils is to implement proper tillage method. a field experiments was conducted to determine the effect of different tillage methods on salt distribution and wheat yield in saline-sodic soil. the experiment was laid out according to randomized complete block design with three replications. treatments were studied in the experiment including ...

Journal: :علوم گیاهان زراعی ایران 0
عبدالواحد هودیانی دانشجوی کارشناسی ارشد آگرواکولوژی، گروه زراعت، دانشکدة کشاورزی، دانشگاه زابل مهدی دهمرده استادیار، گروه زراعت، دانشکدة کشاورزی، دانشگاه زابل عیسی خمری استادیار، گروه زراعت، دانشکدة کشاورزی، دانشگاه زابل محمد رضا اصغری پور دانشیار گروه زراعت، دانشکدة کشاورزی، دانشگاه زابل

a field experiment was conducted at research station of zabol university in 2012. the experiment carried out as split plot on basis of a randomized complete block design with three replications. the main and sub factors included tillage systems (no, reduced, and conventional tillage) and planting ratios of intercropping (pure culture of roselle, pure culture of green gram, 25% roselle + 75% gre...

Journal: :پژوهش های زراعی ایران 0
عبدالهی عبدالهی غدیری غدیری بحرانی بحرانی

abstract conservation tillage practices integrated with appropriate residue management is an efficient approach in sustainable agriculture to prevent the removal or burning of crop residues. two years field experiments were conducted to evaluate the effect of wheat residue management on yield, yield component and morphophysiological characteristics of corn. experimental design was split plot us...

A. Gholami, H. R. Asgari Z. Saeidifar

This study was designed to investigate the effects of different tillage systems on some parameters such as soil salinity (pH, EC, SAR), soil density and nutrients in a nested experimental design with three treatments (no tillage, reduced tillage and conventional tillage) and three replications. Chenaran city fields were selected as the case study areas. Result of the statistical analysis indica...

Journal: :علوم گیاهان زراعی ایران 0
ابوالفضل فلاح هروی دانشجوی دکتری، دانشکدة کشاورزی، دانشگاه شاهرود حمید عباس دخت دانشیار، دانشکدة کشاورزی، دانشگاه شاهرود احمد زارع فیض آبادی استاد، مرکز تحقیقات کشاورزی و منابع طبیعی مشهد احمد غلامی دانشیار، دانشکدة کشاورزی، دانشگاه شاهرود

in order to study the effects of conventional and conservation tillage with management residue on wheat physiological properties, a field experiment was conducted in 2013-2014 at mashhad agricultural and natural resources research center of razavi khorasan province. this experiment was carried out as split plot design based on a randomized complete block design with three replications. main plo...

Journal: :علوم گیاهان زراعی ایران 0
حمیدرضا چقازردی دانشجوی دکتری رشتة اکولوژی گیاهان زراعی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج محمدرضا جهانسوز استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج علی احمدی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج منوچهر گرجی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

in order to evaluate the effects of convention and conservation (no-tillage and reduced tillage) tillage methods on wheat and chickpea yield and yield components and soil physical properties under rainfed conditions in kermanshah (n: 34°19', e: 47°17'), some experiments were performed in sararood dryland agricultural research station during three cropping seasons (2011-2014). in the f...

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