نتایج جستجو برای: yield index

تعداد نتایج: 581112  

Journal: :Genetics and molecular research : GMR 2014
C B Menezes C A Ticona-Benavente F D Tardin M J Cardoso E A Bastos D W Nogueira A F Portugal C V Santos R E Schaffert

Twenty-five cultivars of grain sorghum [Sorghum bicolor (L.) Moench] were examined under both drought stress and normal conditions in 4 experiments. In each condition, genotypes were evaluated in a factorial experiment using a randomized complete block design with 3 replications. Eight drought tolerance indices including stability tolerance index, mean productivity (MP), geometric MP, harmonic ...

In order to study of agronomic, physiological characteristics, drought tolerance and to identify  Agro-physiological traits associated with drought tolerance, 19 durum wheat genotypes consisting of 17 advanced breeding lines and two control cultivars (Saji and Zahab) were evaluated in a randomized complete blocks design with three replicated under both stress (rainfed condition) and non-stress ...

Armaghan Charkhab Mani Mojaddam,

BACKGROUND: Bio-fertilizers being essential components of organic farming play vital role in maintaining long term soil fertility and sustainability.OBJECTIVES: Study yield and growth indices of sorghum in response to consume chemical fertilizer and Nitroxin bio-fertilizer.METHODS: This research was conducted via split plot experime...

ژورنال: علوم زراعی ایران 2021

The aim of this study was to evaluate the efficiency of yield stability analysis models and to assess genotype × environment interaction effect on grain yield of 20 durum wheat genotypes for identifying high yielding and adapted genotypes by BLU and AMMI models using experimental data of four cropping cycles (2009-2013) in five filed stations in warm rainfed regions of Iran. The results of Like...

Journal: :علوم باغبانی 0
خزاعی خزاعی ارشدی ارشدی

abstract in order to investigate the effects of nitrogen fertilizer levels on the yield and quality of potato, (solanum tuberosum l.) a field experiment was conducted based on randomized complete blocks design with 3 replications in the research field of the college of agriculture, ferdowsi university of mashhad. nitrogen topdress fertilizer was applied in two levels of 100 and 150 kgn.ha-1 and...

Journal: :به نژادی گیاهان زراعی و باغی 0
زهراسادات طاهری پورفرد دانشجوی دکتری اصلاح نباتات، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران علی ایزدی دربندی دانشیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان دانشگاه تهران، پاکدشت، ایران حبیب اله قزوینی دانشیار، بخش غلات، مؤسسۀ تحقیقات و اصلاح نهال و بذر، کرج، ایران محسن ابراهیمی دانشیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان دانشگاه تهران، پاکدشت، ایران سید محمد مهدی مرتضویان استادیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان دانشگاه تهران، پاکدشت، ایران

abstract: evaluation of drought tolerance for 20 barley genotypes were conducted under normal irrigation and terminal stress condition by withholding irrigation at the time of 50% flowering. drought effect on grain yield and plant total mass traits was studied and eight of stress indices including stress tolerance index (sti), stress tolerance (tol), stress susceptibility index (ssi), mean prod...

محسن زاده گلفزانی, محمد ,

    In order to investigat e of Tobacco germplasm genetic diversity, 49 genotypes were grown in Tobacco Research Institute (Rasht, IRAN) as a simple lattice design 7×7 with 2 replications and 12 treatments were evaluated as well. Correlation analysis to studied traits showed that Fresh leaf yield with leaf number, leaf length, leaf width, leaf area index, plant height, flowering period and days...

آزادی, امین, قائدرحمتی, مهناز, مجیدی هروان, اسلام, محمدی نژاد, قاسم, مردی, محسن, ناخدا, بابک, نقوی, محمدرضا,

Salinity is one of a major abiotic stress, specifically on arid and semi-arid areas that has influenced on crop growth and reduced grain yield. The purpose of present study was identification of agronomic traits related to wheat grain yield variation under control and salinity conditions. In order to produce a population of 272 recombinant inbred lines (RILs), a cross between two bread wheat cu...

Journal: :علوم گیاهان زراعی ایران 0
فاطمه ملک ملکی پردیس کشاورزی و منابع طبیعی دانشگاه تهران ناصر مجنون حسینی پردیس کشاورزی و منابع طبیعی دانشگاه تهران حسن علیزاده پردیس کشاورزی و منابع طبیعی دانشگاه تهران

to study the effect of plant density on seed yield and yield components of two lentil cultivars a field experiment using factorial design based on a complete block design was conducted with three replications at research farm of college of agriculture and natural resources, university of tehran (karaj) in 2008. treatments were lentil varieties (ziba, mardom), and plant densities (80, 160, 240, ...

Journal: :تولید گیاهان زراعی 0
حمید عباس دخت دانشگاه صنعتی شاهرود هادی قربانی دانشگاه شاهر.د مهدی رستمی دانشگاه شاهرود

in this study, we aimed to determine the effects of halo-priming on yield and yield components of four wheat cultivars in a saline soil. a field study was conducted in factorial based on randomized complete block design (rcbd). soil ph was 8/1 and electrical conductivity was 9 ds/m. wheat cultivars (falat, ghods, chamran and shoori4) were primed with cacl2 solutions (control, 0, 50 and 100 mm)....

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