نتایج جستجو برای: and 3038 were not favorable for autumn sugar beet sowing

تعداد نتایج: 19153193  

Journal: :چغندرقند 0
محمدرضا میرزایی عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی استان همدان

for determination of water stress effects in different growth stages of sugar beet and optimum water usage on quantity and quality of sugar beet, this study was performed using randomized complete blocks design in factorial experiment with 12 treatments and 4 replications from 1999 to 2001 in agricultural research center of hamadan. the first factor was non-irrigation in 3 stages of growth (s1-...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...

Journal: :چغندرقند 0
اصغر فرج نیا مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی آذربایجان شرقی

the main objective of this research was the measurement of soil characteristics, land evaluation and determination of potential yield of sugar beet in yekanat plain of marand. for doing this, firstly, yield potential of sugar beet was estimated by fao method and secondly land evaluation of different soil units for sugar beet cultivation was determined by parametric method. results showed that m...

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Since the most important climatic parameter affecting sugar beet cultivation is the temperature, we carried out this research considering climatic elements such as temperature, precipitation and freezing days in relation to autumn sugar beet planting. Daily temperatures of selected stations in a period of 10 years (2005-2015) has been used for agroclimatic analysis. In order to evaluate that, t...

2016
K M. Webb K. M. Webb

Evaluation of Rhizoctonia zeae as a potential biological control option for fungal root diseases of sugar beet" (2015). Abstract Several common root diseases routinely damage sugar beet in Nebraska and other production areas of the Central High Plains, and it is becoming more common to find fields infested simultaneously with multiple pathogens. Owing to the shortage of available fungicides for...

Journal: :journal of sciences, islamic republic of iran 2012
r hajiboland

the influence of salinity on the different polyamine fractions (free, conjugated, and bound) was compared in a natrophilic halophyte (beta vulgaris l. cv. ic) and a salt sensitive glycophyte (nicotiana rustica l. cv. basmas). low-level salinity (25 mm nacl) and high salinity (150 and 50 mm nacl for sugar beet and tobacco, respectively) were supplied in hydroponics. under low salinity shoot dry ...

Journal: :چغندرقند 0
مصطفی حسین پور استادیار مرکز تحقیقات کشاورزی صفی آباد- دزفول علیرضا پاک‎نژاد مربی مرکز تحقیقات کشاورزی صفی آباد- دزفول احمد نادری استادیار مرکز تحقیقات کشاورزی و منابع طبیعی خوزستان رحیم اسلامی‎زاده استادیار مرکز تحقیقات کشاورزی صفی آباد ولی‎اله یوسف‎آبادی مربی مؤسسه تحقیقات چغندر قند حمید شریفی مربی مرکز تحقیقات کشاورزی صفی آباد

this study was conducted to determine the effect of variable nitrogen supply on yield parameters of two sugar beet varieties, as well as on biomass allocation to different parts of sugar beet plant at safi-abad agric. res. center during 2003-4 and 2004-5. five nitrogen rates (0, 60, 120, 180 and 240 kgha-1) and two monogerm sugar beet varieties (shirin and rasol) arranged as factorial in a rand...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1390

educational researchers have provided evidence that teachers’ emotional intelligence has strong effects on various aspects of teaching and learning. yet, in the field of teaching english to speakers of other languages (tesol), inquiry into teachers’ emotional intelligence is nearly limited. given its documented powerful impact on teaching practices and student learning, it is critical to pursue...

Journal: :چغندرقند 0
نسیم رحمانی فارغ التحصیل کارشناسی‎ارشد بیوتکنولوژی کشاورزی دانشگاه آزاد اسلامی واحد علوم و تحقیقات محمود مصباح استاد مؤسسه تحقیقات ثبت وگواهی بذر و نهال پیمان نوروزی استادیار موسسه تحقیقات چغندرقند

beet cyst nematode (heterodera schachtii schmidt). spreads extensively in different regions of sugar beet cultivation, and therefore many efforts are accomplished to prevent decrease of sugar and root yield caused by the disease. the most appropriate control method of this disease is improvement of resistant varieties. wild species of procumbentes in beta are very important because they contain...

Journal: :چغندرقند 0
محمدرضا میرزایی مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی همدان سید معین الدین رضوانی مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی همدان

in order to determine the effects of water deficit at different growth stages of sugar beet and optimal usage of water on quality and quantity characters of sugar beet, a factorial experiment based on randomized complete block design was conducted with 13 treatments and four replications in 2000 and 2001 in agricultural research center of hamadan. for the first factor, irrigation withheld in th...

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