نتایج جستجو برای: water and ew and dry matter

تعداد نتایج: 16973042  

Journal: :بوم شناسی کشاورزی 0
مهدی نقی زاده محمد گلوی گلوی

intercropping is considered as a method for increasing yield per unit and stability. in order to evaluate the effects of phosphorous biofertilizer and chemical phosphorous on fodder quality of corn (zea mays l.) and grass pea (lathyrus sativa l.) intercropping, two field experiments were conducted as factorial based on randomized complete block design with four replications at two places simult...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده مرتع و آبخیزداری و شیلات و محیط زیست 1391

جهت بهینه سازی شرایط تولید پروتئین هیدرولیز شده (شامل نسبت آنزیم به سوبسترا، دما و زمان) به منظور دستیابی به بالاترین خواص آنتی اکسیدانی، مینس تهیه شده از ضایعات میگوی ببری سبز (penaeus semisulcatus) پس از تعیین درصد پروتئین آن (13%، بر اساس وزن تر) با استفاده از دو پروتئاز تجاری آلکالاز و فلاورزایم بر اساس 18 تیمار تعیین شده با طرح آزمایشات سطح پاسخ برای هر آنزیم، هیدرولیز شده و با خشک کن انجم...

Journal: Desert 2020
A. Fotovat F. Kazemi, M. Jozay

Application of green walls still has not attracted interest among the contractors and people, and this can be due to poor growing performance of the plants on these systems. This study investigated the effect of four growing media types (30% cocopeat + 65% perlite + 5% vermicompost, 30% soil + 65% perlite + 5% vermicompost, 30% mushroom compost + 65% perlite + 5% vermicompost and regular soil a...

Journal: :علوم گیاهان زراعی ایران 0
الهه مفاخر دانشکده کشاورزی دانشگاه شهید چمران اهواز موسی مسکرباشی دانشکده کشاورزی دانشگاه شهید چمران اهواز پیمان حسیبی دانشکده کشاورزی دانشگاه شهید چمران اهواز محمدرضا مشایخی مرکز تحقیقات کشاورزی و منابع طبیعی استان خوزستان جمشید بقایی پور جهاد کشاورزی استان خوزستان

sunflower has many dry forage yields and is richer than corn in inorganic matter, protein and calcium. therefore, use of this forage in livestock diets can be valuable for elimination of food poverty. in order to determine the best harvest stage for sunflower silage, an experiment was conducted in 2007-2008 at agricultural faculty of shahid chamran university of ahvaz. a randomized complete blo...

Journal: :iranian journal of applied animal science 2013
a.i. roca fernandez a. gonzalez rodriguez

successful pasture-based milk production systems pivot on balancing dairy cows’ feed requirements with seasonal and annual fluctuations in pasture production. in order to maximise cow production from grazing dairy systems, it is necessary to reach an efficient utilization of grazed grass for feeding cows and the development of appropriate grazing management systems designed to maximize daily pa...

Journal: :علوم باغبانی ایران 0
جلال خورشیدی دانشجوی سابق دکتری فیزیولوژی و اصلاح گیاهان دارویی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج مجید شکرپور استادیار، گروه باغبانی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج وحیده ناظری دانشیار گروه باغبانی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

in order to study water deficit tolerance in thymus daenensis subsp. daenensis ecotypes, seeds of eight ecotypes were collected from different locations. seedling are produced in greenhouse, and then transferred to field as an experiment of split plot design based on rcbd with three replicates. three irrigation treatments (normal irrigation, prevention of irrigation at the start of flowering an...

L. Cheraghvareh R. Hajiboland

Tobacco is a salt-sensitive glycophyte crop species. In this work effect of silicone (Si) supplementation (1 mM as Na2SiO3) was studied in Nicotiana rustica L. cv. Basmas grown hydroponically in growth chamber under control, low (25 mM) and high (75 mM) NaCl concentration for two weeks. Dry matter production of leaves was depressed by salinity level as low as 25 mM and higher salt concentration...

Abstract Five bread wheat (Triticum aestivum L.) cultivars including Kavir, Pishtaz, Niknejad, Omid and Roshan were evaluated in a split plot experiment based on randomized complete block design with three replications. Water stress and well-watered conditions were assigned to the main plots and varieties to the subplots. Water stress was imposed by withholding irrigation at the booting stage....

Journal: :بوم شناسی کشاورزی 0
علیرضا کوچکی مهدی نصیری محلاتی حسن فیضی شهرام امیرمرادی فرزاد مندنی

in order to study the effect of strip intercropping of maize (zea mays l.) and bean (phaseolus vulgaris l.) on the dry matter yield and land equivalent ratio (ler) in weedy and weed free treatments, an experiment was conducted at the agricultural station of college of agriculture, ferdowsi university of mashhad, iran. treatments were strip width of 2, 3, 4 and 5 rows and sole cropping of each c...

ژورنال: علوم آب و خاک 2016
زندپارسا, شاهرخ, سپاس‌خواه, علیرضا, مهبد, مهدی, پرویزی, سعیده,

In agricultural development many factors such as weather conditions, soil, fertilizer, irrigation timing and amount are involved that are necessary to be considered by the plant growth simulation models. Therefore, in this study, the values of soil water content at different depths of soil profile, dry matter production and grain yield of winter wheat were simulated using AquaCrop and WSM model...

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