نتایج جستجو برای: germination rate and seed vigor index

تعداد نتایج: 16937618  

Journal: :جنگل و فرآورده های چوب 0
زینب جوانمرد دانش آموختۀ کارشناسی ارشد جنگلداری دانشکدۀ منابع طبیعی دانشگاه تربیت مدرس، نور، ایران مسعود طبری کوچکسرایی استاد گروه جنگلداری دانشکدۀ منابع طبیعی دانشگاه تربیت مدرس، نور، ایران حمید رضا عیسوند استادیار گروه زراعت، دانشگاه لرستان، دانشکدۀ کشاورزی، خرم آباد، ایران فاطمه احمدلو دانشجوی دکتری جنگلداری دانشکدۀ منابع طبیعی دانشگاه تربیت مدرس، نور، ایران

to answer this question that if osmopriming improve germination indices in salinity-affected seeds of pinus eldarica medw., a factorial experiment in randomized completely design was carried out with three replications. osmotic treatments were applied in 5 levels (-2, -4, -6 and -8 bar for 72 hours and non-primed) by polyethylene glycol (peg) and salinity treatments in 8 levels (0, 40, 80, 120,...

In order to assess seed deterioration of soybean at Ardebil province, this study was conducted as a factorial experiment based on randomized complete block design in 2014. The treatments consisted of germination ability, seed moisture content and seed storing conditions. Germination ability treatment was concluded of three germination levels: 80%, 85% and 90%. Also, three rates of seed moisture...

In order to study the germination and growth of pepper seeds, a factorial experiment based on a completely randomized design with three replications was conducted. The first factor was consisting of five cultivars of pepper (Marquiza, Cadia, California Wonder, California Wonder 310 and California Wonder 300) and the second factor was gibberellic acid with three levels (0 as control, 250 and 500...

2014
Zanping Han Lixia Ku Zhenzhen Zhang Jun Zhang ShuLei Guo Haiying Liu Ruifang Zhao Zhenzhen Ren Liangkun Zhang Huihui Su Lei Dong Yanhui Chen

High seed vigor is important for agricultural production due to the associated potential for increased growth and productivity. However, a better understanding of the underlying molecular mechanisms is required because the genetic basis for seed vigor remains unknown. We used single-nucleotide polymorphism (SNP) markers to map quantitative trait loci (QTLs) for four seed vigor traits in two con...

2017
Maya Subedi Christian J. Willenborg Albert Vandenberg

Most red lentil produced worldwide is consumed in dehulled form, and post-harvest milling and splitting qualities are major concerns in the secondary processing industry. Lentil producers in northern temperate regions usually apply pre-harvest desiccants as harvest aids to accelerate the lentil crop drying process and facilitate harvesting operations. This paper reports on field studies conduct...

Seed coat color as a perfect and simple index is effective in water absorption, seed dormancy and germination. The mustard plant produces seeds with different coat color. So, in order to investigate the effect of seed coat color on germination rate, the percentage of germination and dormancy of Mustard (Sinapis arvensis L.) seeds an experiment was carried out based on a completely randomized de...

Journal: :مهندسی بیوسیستم ایران 0
فیض اله شهبازی استادیار، دانشگاه لرستان

mechanical damages inflicted upon seeds in harvesting, handling and further subsequent processes are worth attention because they unfavourably influence the quality of seed. seed damage results in lower grain value, storage problems, and reduced seed germination and seedling vigor, resulting in a subsequent diminishing yield of future crops. the present experiments were conducted to determine t...

Journal: :Bangladesh agronomy journal 2023

Germination characteristics, early seedling growth and seed metabolic efficiency of four wheat genotypes (BARI Gom 28, BARI 29, BAW 1177 ESWYT 29) were evaluated under 15% polyethylene glycol (PEG-6000) induced osmotic stress (-3 bar). characteristics (germination rate, co-efficient germination vigor index), shoot root length, dry weight, decreased by PEG than control treatment. But the degree ...

Journal: :تولید گیاهان زراعی 0
سالار منجم دانشگاه علوم کشاورزی و منابع طبیعی گرگان ابراهیم زینلی دانشیار گروه زراعت دانشگاه علوم کشاورزی و منابع طبیعی گرگان فرشید قادری فر دانشیار الیاس سلطانی استادیار مریم حسینی چالشتری استادیار

background and objectives: seed vigour is the resultant of a broad range of physiological processes which have genetic background. the study of genetic variation, play an important role in enhancing the ability of breeders in selection and breeding operation. this study aimed to evaluate rice genotypes with the physiological and morphological characteristics related to seed vigour and grouping ...

آقایی‌پور, نیلوفر, خالدیان, محمد رضا , زواره, محسن ,

In order to study the effect of seed priming by indole-3-butyric acid (IBA) on germination characteristics of pinto bean under salinity stress, a factorial laboratory experiment, based on completely randomized design with three replications, was carried out at the Faculty of Agricultural Sciences, University of Guilan, Rasht, Iran, in 2011-2012. Three levels of pretreatment (0, 10 and 20 mg/L I...

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