نتایج جستجو برای: height of plant

تعداد نتایج: 21197648  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1388

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

Journal: :پژوهش های حبوبات ایران 0
سعیده عالیپور محمدرضا مرادی تلاوت سید عطااله سیادت سید هاشم موسوی عزیز کرملا چعب

introduction bean (vicia faba l.) has the great old history of crop cultivation to date would be pushed back to a fairly long day plant, resistant to frost and cool season crop and up to 5 degrees celsius tolerated. bean prefers wet and cold conditions. excessive heat may cause fetal growth problems, loss and reduce the number of seeds per pod bean flowers to the growth of plant and fruit set o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده منابع طبیعی 1392

nowadays, air pollution is a global problem that has had significant growth by technology development, population growth andindustrial development. industrial development brought natural resources deterioration, more manufacturing products, and more environmental pollutants. if pollutant won’t be controlled, human-being and wildlife will face the critical risks. significant release and critical...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده جغرافیا 1392

the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...

Journal: :علوم گیاهان زراعی ایران 0
مرضیه دادخواه دانشجوی سابق کارشناسی ارشد دانشکده کشاورزی دانشگاه صنعتی اصفهان محمد مهدی مجیدی استادیار دانشکده کشاورزی دانشگاه صنعتی اصفهان آقافخر میرلوحی استاد، دانشکده کشاورزی دانشگاه صنعتی اصفهان

sainfoin (onobrychis viciifolia scop.) is a perennial forage legume has recognized for its feed value and high stability. this experiment was conducted to investigate the relationship among morphological and agronomic traits using multivariate statistical methods including correlation, regression and factor analysis. twenty one accessions of sainfoin were evaluated in a randomized complete bloc...

Journal: :journal of ornamental plants 2015
a. gholampour d. hashemabadi sh. sedaghathoor b. kaviani

chlormequat (cycocel or ccc), the plant growth retardant, was evaluated for its ability to control plant height in brassica oleracea cultivar ‘kamome white’ and ‘nagoya red’. different concentrations of ccc (0, 500, 1000 and 1500 mg/l) were sprayed and drenched on plants 40 days after transplanting. data were recorded the 60 and 90 days after transplanting. the 1500 mg/l of ccc resulted in abou...

Journal: :به نژادی گیاهان زراعی و باغی 0
محمد علی علیزاده دانشیار، بخش بانک ژن منابع طبیعی، مؤسسة تحقیقات جنگل‏ها و مراتع کشور، تهران، ایران ساناز یاریاب دکارشناس ارشد، گروه باغبانی، دانشکدۀ کشاورزی، دانشگاه آزاد اسلامی واحد کرج علی اشرف جعفری استاد، بخش بانک ژن منابع طبیعی، مؤسسة تحقیقات جنگل‏ها و مراتع کشور، تهران پروین صالحی شانجانی استادیار، بخش بانک ژن منابع طبیعی، مؤسسة تحقیقات جنگل‏ها و مراتع کشور، تهران

in other to evaluation of morphological and phenological traits of 24 populations, from four species chamomile of the genus of anthemis, an experiment were carried out using randomized completely blocks design (rcbd) in three replications in alborz research station in karaj, iran during 2011-12. 13 traits including: length and width of canopy diameter, plant height, number of flower, shoot fres...

Journal: :journal of agricultural science and technology 2012
j. r. méndez-natera a. rondón j. hernández j. fernando merazo-pinto

the present experiment was carried out to assess the general combining ability (gca) and specific combining ability (sca) of six important commercial cultivars of gossypium hirsutum l. of venezuela, viz., ‘deltapine 16’, ‘tamcot-sp-21’, ‘cabuyare’, ‘stoneville’, ‘ospino’ and ‘acala 90-1’ and their 15 f1 hybrids, respectively. the data were analyzed using griffing’s model i method ii. significan...

Journal: :international journal of advanced biological and biomedical research 2014
ali salehi sardoei mojgan shahdadneghad ali arsalani tayyebeh sadeghi

objective: in order to study the effect of solopotasse fertilizer on yield and essential oil of cumin medicinal plant. methods: a experiment in randomized complete block design with three replications conducted in kermam city, iran, in 2013. solopotasse fertilizer in four levels (0, 50, 100 and 150 kg/h) investigated. plant height, number of umbrella per plant, number of seed per umbrella, 1000...

Journal: :گیاه پزشکی 0

two-spotted spider mite, tetranychus urticae koch. is one of the most harmful pest of common bean in most areas of iran, including lorestan province. the appropriate unit and universe sampling of mite population were investigated in common bean fields in borujerd, dorud and azna in 2008. the results showed that samples should be taken from top, middle and bottom of the plant height. in addition...

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