نتایج جستجو برای: diameter as well as leaf number

تعداد نتایج: 6462520  

پایان نامه :0 1375

to explore the idea the investingation proposed, aimed at finding whether the performances of the population of iranians students studying english in an efl context are consistent in l1 and l2 writing taks and whether there is a cross-linguistic transfer in this respect. in this regard the subjects were instructed to write four compositions-two in english and two in farsi-which consisted of an ...

In this study 30 coppice oak trees(Quercus brantii Lindl.) with least diameter of 5 centimeteres were chosen with random classification. Characteristics such as the number of sprouts, the diameter, total height, and the large and small diameter of crown were measured. For this purpose, the diameter ranges of the oak trees were devided into 5 cm classes and at least the growth factors of 3 trees...

Journal: :desert 0
a. mohebby ph.d graduate, research institute of forests and rangelands (rifr),tehran, iran m. jafari professor, faculty of natural resources, university of tehran, karaj, iran a. tavili associate professor, faculty of natural resources, university of tehran, karaj, iran s.a. javadi assistant professor, science and research branch, islamic azad university, tehran, iran e. zandi esfahan assistant professor, research institute of forests and rangelands (rifr),tehran, iran m. ramezani member of scientific board, islamic azad university, science and research branch, tehran, iran

it has often been stated or implied that grazing is an important factor in the land degradation process, a suggestion supported by various research projects, and this study investigated the effect of livestock grazing on stem height, crowncover, production, basal diameter, stem biomass, litter, leaf-stem index (leaf to stem weight) , root diameter and weight and seed production per individual o...

Journal: :desert 2013
a. mohebby m. jafari a. tavili s.a. javadi e. zandi esfahan

it has often been stated or implied that grazing is an important factor in the land degradation process, a suggestion supported by various research projects, and this study investigated the effect of livestock grazing on stem height, crowncover, production, basal diameter, stem biomass, litter, leaf-stem index (leaf to stem weight) , root diameter and weight and seed production per individual o...

Journal: :journal of agricultural science and technology 2014
s. fahad kh. masoud ahmad m. akbar anjum s. hussain

gladiolus (gladiolus grandiflorus l.) is one of the most widely cultivated, economically important and common flowering plants worldwide including pakistan. however, its yield of flower is quite low when grown under agro-climatic conditions of multan. a field experiment was conducted at the experimental area, department of horticulture, bahauddin zakariya university, multan (pakistan), during 2...

Journal: :علوم باغبانی ایران 0
سید عبدالله افتخاری محمدرضا حسندخت محمدرضا فتاحی مقدم عبدالکریم کاشی

an investigation was conducted to determine the genetic diversity among 44 iranian spinach (spinacia oleracea l.) landraces using 21 morphological characteristics under open field conditions. according to data analysis results, significant differences were found among landraces in vegetative traits at 1 and 5% levels. results showed that tabriz landrace had the highest percentage of female plan...

Journal: :journal of crop protection 2014
hadis mostafanezhad navazollah sahebani shaheen nourinejhad zarghani

the effect of salicylic acid (sa) on induction of resistance against root-knot nematode (meloidogyne javanica) and the effect of m. javanica to induce biochemical defense responses in tomato (solanum lycopersicum l.) roots at six-leaf stage were investigated. meanwhile, the effect of different concentrations of sa on mortality of second stage juveniles of m. javanica was examined. changes in th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده هنر 1389

چکیده اهمیت اشیاء در نگاه انسان از آغاز پیدایش در زندگی جریان داشته و تاکنون نیز ادامه دارد. ساخت اشیاء از انواع کاربردی و آئینی آغاز و تا انواع الکترونیکی آن به همزیستی مسالمت آمیزی با انسان منتهی گشته است. حال اینکه این همزیستی در هر دوره ای از تاریخ چگونه خودنمایی می کند از اهمیت بسیاری برخوردار است.این رساله به بررسی موقعیت شی از جنبه های زیبایی شناسی، هویت مداری، نمادگرایی، جامعه شناسی ...

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