نتایج جستجو برای: amounts of inputs usage including seeds

تعداد نتایج: 21180443  

Journal: :چغندرقند 0
پریسا خلیق خیاوی دانشجوی دکتری اقتصاد کشاورزی، واحد علوم و تحقیقات تهران، دانشگاه آزاد اسلامی

in this study, total factor productivity(tfp) growth of sugar beet in iran during 1989-1990 through 2007-2008 was analyzed, using nonparametric malmquist approach. so, amounts of inputs usage including seeds, fertilizers, insecticides, herbicides, labor, water use and acreage in one hand and output of sugar beet production on the hand were taken into account. results showed that sugar beet prod...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی 1390

iv abstract this study examined the linguistic behaviors of two iranian efl teachers each of them teaching learners of two similar proficiency levels, a beginner level and an intermediate level, to investigate the relationship between the learners proficiency levels and the amounts and purposes for l1 use by the two teachers. the study was carried out to investigate whether there were differe...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده کشاورزی 1390

abstract previous researches have shown success of growth hormones usage on flower production increase, pod and prevention of abscission of them in some of the pulses. two tests were done, in order to find out the effects of growth hormones to on flower production increase, pod and chick pea yield composites in farmer conditions (2010-11) and green house conditions as factorial on the proje...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی و اجتماعی 1389

today the image of a permanent skeletal space of cities affected by some forces or mechanisms is put in time with social-economic development and while imposes a new face and perspective to physical anatomy of cities, and prepares field to changes in content and social- economic structures of cities too. simultaneously with quitting villages in order to settle in cities by villagers, the phen...

Journal: :علوم باغبانی 0
احمدرضا دهقانی تفتی ایرج اله دادی فرزاد نجفی محمدحسین کیانمهر

progressive usage of medicinal plants has necessitated their mass production using the minimum amounts of chemical inputs. to find out the effects of urea and pelleted animal manure and some micronutrients on yield and its components in pumpkin, a split plot experiment based on rcbd with three replicates was conducted at the research farm of abouraihan campus, university of tehran in 2011. the ...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
قادر دشتی دانشیار گروه اقتصاد کشاورزی دانشگاه تبریز فهیمه خاکسار کارشناس ارشد مدیریت کشاورزی دانشگاه تبریز محمد قهرمانزاده دانشیار گروه اقتصاد کشاورزی دانشگاه تبریز

usage of inputs is one of the most important factors affecting agricultural production variations. thus, in the evaluation of production function, it is reasonable to consider the effects of inputs usage on the production fluctuation. east azerbaijan province is one of the five major producing in iran and tabriz plain and the most important region of the province for onion production. the main ...

Journal: :پژوهش های حبوبات ایران 0
پریسا خلیق خیاوی محمد کاوسی کلاشمی

in this study, total factor productivity growth of iran’s pulses (including irrigated pea, dry pea, irrigated lentil, dry lentil, irrigated soybean, dry soybean and irrigated bean) during of farming years 1989-1990 though 2007-2008 had been analyzed, using nonparametric malmquist approach. so, amounts of inputs usages include seeds, fertilizers, dung, poison, herbicide, labor, water and acreage...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1390

this thesis attempts to study the representations of the third-world intellectuals in three fictional works by the british-educated trinidadian nobel-winner v. s. naipaul: the mimic men, a bend in the river, and magic seeds. the first one recounts the story of ralph singh’s sense of alienation, his experiences as a colonial politician, and his struggle to give order to his disorderly world thro...

Journal: :journal of rangeland science 2014
mohammad reza mohajeri abbas ghamari zare mohebat ali naderi shahab sepideh kalateh jari

abstract. seeds or plant organs are usually used as the materials for the long-term cryopreservation. the aim of this study is to investigate the possibility of seed cryopreservation of lilium ledebourii (baker) boiss. as an endemic and endangered species because of genetic erosion. to evaluate seed potentials for the cryopreservation, four treatments including vitrification, 30% glycerol, desi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1382

‏‎in this research,the authors conducted a study comparing two groups of male and female english language learners studying in a elt institute,in terms of their performance on their achievement test including listening comprehension,vocabulary,grammar,and reading comprehension and found no significant difference between the group except in listening comprehension part of the test in which the f...

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