نتایج جستجو برای: 59 genotypes in resistant 0

تعداد نتایج: 17195775  

     In order to study the resistance of tobacco genotypes to Broomrape (Orobanche cernua L.), two experiments based on the randomized complete block design with three replications were conducted at non-stress and broomrape stress conditions at the tobacco research center of Urmia for two sucsessive years (2007-2009). The results showed that the broomrape infestation reduced the mean of all stu...

Journal: :Journal of agriculture and ecology 2022

Early blight (Alternaria alternata) of the potato is most destructive disease in tropical and sub-tropical countries. Natural epidemics early are strongly influenced by environmental conditions, even though severe appears every year northern India. Twenty-eight genotypes were used this study to differentiate between resistance susceptible selected represent a range reactions when screened field...

Journal: :Pro Health 2023

Wasting is a state of acute malnutrition that common in areas with low socio-economic status which can be caused by inadequate nutritional intake and the presence disease. part malnutrition, one classifications indicators for BB/TB. Children who are said to thin those have weight not suitable their height. The purpose this study was obtain description, analysis, interpretation environmental hyg...

Journal: :پژوهش های تولید گیاهی 0
الهام محمودی دانشجوی کارشناسی ارشد بیماری شناسی گیاهی، دانشکده تولید گیاهی دانشگاه علوم کشاورزی ومنابع طبیعی گرگان اکرم آق مولایی دانشجوی کارشناسی ارشد بیماری شناسی گیاهی، دانشکده تولید گیاهی دانشگاه علوم کشاورزی ومنابع طبیعی گرگان شعبان کیا مربی مرکز تحقیقات کشاورزی و منابع طبیعی گلستان، گرگان سعید نصرالله نژاد دانشیار گروه گیاهپزشکی، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

background and objectives: septoria leaf blotch disease (stb) caused by the fungus mycosphaerella graminicola (fuckel) j. schroeter (anamorph: septoria tritici roberge), is one of the most destructive foliar diseases of wheat in the world, that its worldwide damage in outburst years is about 30 to 50 per cent. the pathogen is a bipolar heterotallic ascomycete that its sexual life cycle is repea...

A. Amri D. Kahrizi M. Armion R. Mohammadi,

The main objective of this research was to evaluate fifteen durum wheat (Triticum durum) genotypes selected from joint project of Iran/ICARDA for drought tolerance using several indices. The trials were conducted under moderate levels of drought stress for three cropping seasons (2004-2006) in four locations in the highlands western of Iran. The combined ANOVA for grain yield over years and loc...

Journal: :پژوهش های حبوبات ایران 0
خسرو مفاخری محمدرضا بی همتا علیرضا عباسی

introduction drought stress is one of the most important abiotic stresses all around the world. the aim of breeding studies and breeding for resistance to drought is that breeders seek to identify varieties and genetic resources to drought resistant and comparison of drought resistance among the varieties and the introduction of superior varieties to farmers. drought or imbalance between supply...

Journal: :Journal of economic entomology 2004
Osman Gulsen Tiffany Heng-Moss Robert Shearman P Stephan Baenziger Don Lee Fredick P Baxendale

Plant germplasm collections may offer genetic variability useful in identifying insect resistance. The goal of this project was to evaluate buffalograss genotypes [Buchloë dactyloides (Nutt.) Engelm.] for resistance to the chinch bug, Blissus occiduus Barber (Hemiptera: Lygaeidae), and to relate resistance to ploidy level, chinch bug number, and pubescence. Forty-eight buffalograss genotypes fr...

Journal: :The new microbiologica 2006
Maria Cristina Medici Annalisa Aloisi Monica Martinelli Laura Anna Abelli Francesca Casula Pierpaolo Valcavi Giuseppe Dettori Carlo Chezzi

HBV genotypes were investigated in sera/plasma from 97 HBV positive subjects. Genotype D was revealed in 80.4% followed by E in 6.2%. Genotypes A, B, and C were also found, as well as for the first time a new combination of HBV D and G genotypes. In a cohort of subjects of this population, the relationship with lamivudine and/or famciclovir-resistant HBV mutants was also investigated. Among 12 ...

Journal: :International Journal of Plant and Soil Science 2022

Aims: Morphological characterization and germination based screening for cold stress response of Vigna radiata, was performed to identify the resistant genotypes.
 Methodology: Augmented design experiment characterize 204 mungbean genotypes under field condition on 24 DUS characterization. A germination-based at 10°C in a total germplasms plant growth chamber responsive genotypes. Seeds we...

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