نتایج جستجو برای: could affect germination and seeds vigor during of development

تعداد نتایج: 24186325  

Journal: :مجله پژوهش های اکوفیزیولوژی گیاهان زراعی 0

ali shahriari1,3*, adam b puteh1, ghizan b saleh1, anuar b abdul rahim2 1- department of crop science, faculty of agriculture, university putra malaysia, selangor, malaysia 2- department of land management, faculty of agriculture, university putra malaysia, selangor, malaysia 3- agriculture and natural resources researches center of hormozgan, bandar abbas, iran     [1] corresponding author ema...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1387

the present study is an experimental case study which investigates the impacts, if any, of skopos on syntactic features of the target text. two test groups each consisting of 10 ma students translated a set of sentences selected from advertising texts in the operative and informative mode. the resulting target texts were then statistically analyzed in terms of the number of words, phrases, si...

Journal: :چغندرقند 0
فرحناز حمدی کارشناس ارشد مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند- سازمان تحقیقات، آموزش و ترویج کشاورزی، ایران داریوش فتح اله طالقانی دانشیار مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند، سازمان تحقیقات، آموزش و ترویج کشاورزی، کرج، ایران سعید صادق زاده حمایتی استادیار مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند، سازمان تحقیقات، آموزش و ترویج کشاورزی، کرج، ایران حمید نوشاد مربی پژوهشی مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند، سازمان تحقیقات، آموزش و ترویج کشاورزی، کرج، ایران

this study aimed at determining the effect of domestic synthesized polymer on germination and growth of sugar beet seedling in laboratory, greenhouse, and field. the study was conducted based on randomized complete block design with four replications at sugar beet seed institute, karaj, iran in 2010-2012. the treatments were uncoated (control) and coated seed with foreign polymer, and also seve...

Journal: :جنگل و فرآورده های چوب 0
حمید آهنی .. حمید جلیلوند دانشگاه ساری جمیل واعظی .. سید احسان ساداتی ..

this study was conducted for the first time in order to introduce the pioneer forest trees and medicinal sea-buckthorn (elaeagnus rhamnoides) and determine the characteristics of the species seeds from seven provenances, including iran, china and tibet in the laboratory. after site identification of the species, seeds were collected from the regions including alborz, mazandaran, eastern azerbai...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1389

abstract the primary purpose of this study was to explore the actual practices and cognitions of two groups of iranian eap teachers, i.e. language teachers and content teachers, with respect to teaching reading-comprehension and vocabulary. to this end, tehran university of medical sciences which authorizes both groups of teachers to teach eap courses was selected as the context of the study s...

2014
Mansour Ghorbanpour Mehrnaz Hatami

Plant growth promoting rhizobacteria (PGPRs) are a group of bacteria that can actively colonize plant roots and can modulate plant growth. The present study was aimed to investigate the effects of three PGPRs strains designated as Pseudomonas fluorescens (PF23) and P. putida (PP-41 and PP-159) on seed germination features including germination percentage (GP), mean time germination (MTG), germi...

2013
K. R. Chandrashekar

Seeds of highly medicinal plant,P.santalinuswere subjected to different doses(0, 10, 25, 50, 100, 150, 200, 250 and 300 Gy) of gamma radiation using Cosource and observed for germination, growth and biochemical attributes. Germination percentage was found to be highest at 50 Gy whereas, speed of germination increased up to 100 Gy. A threefold increase in vigor and growth in terms of dry mass wa...

Journal: :علوم گیاهان زراعی ایران 0
رضا کشاورز افشار دانشجوی دکتری مسعود کیخواه کارشناس ارشد محمدرضا چائی چی دانشیار، پردیس کشاورزی و منابع طبیعی کرج، دانشکده علوم زراعی و دامی، گروه زراعت و اصلاح نباتات، تخصص: اکولوژی گیاهان زراعی محیا انصاری جوینی دانشجوی دکتری

salinity and drought stress are among the common environmental factors which adversely affect germination and growth of plants. this experiment was conducted to evaluate the effects of salinity and drought stress on turnip seed germination and early growth in seed lab of college of agriculture, university of tehran, during 2010. the experimental design was a complete randomized block with three...

2017
T. Dufour S. Zhang S. Simon A. Rousseau

Cold atmospheric plasma treatments have been applied on lenses seeds and shoots to improve their germination and vigor rates. Two approaches have been considered: direct plasma exposure and plasma activation of liquids (tap water, demineralized water and liquid fertilizer). A special focus has been drawn on reactive oxygen species generated in the plasma phase but also in plasma activated media...

2005
FONTES ARAÚJO

The objective of this research was to develop an appropriate tetrazolium methodology for viability and vigor evaluation of squash seeds. The following procedures were tested for preconditioning of the seeds: moistening in wet paper towel for 16 to 24h at 25°C; immersion in water for 15, 30 and 60 minutes at 40°C for tegument removal, and for 30 and 60 minutes for removal of the embryo surroundi...

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