Results 21 to 30 of about 451 (173)

The Spectrum of Weed Species and Fungal Pathogens in Stands of Alternative Fodder Crop Lolium Multiflorum Var. Westerwoldicum Growing up in a Drought-Prone Area in the Czech Republic

Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2021
Annual ryegrass (Lolium multiflorum var. westerwoldicum) is cultivated in various areas of the world as a feed for live stock. Efforts to improve the production of high-quality feed in the face of deepening climate change have increased the demand for ...
Leoš Kadlček, Eliška Nováková, Ivana Šafránková, Radovan Pokorný, Pavel Horký, Martin Jiroušek, Jan Winkler   +6 more
doaj   +1 more source

Natural population of oat crown rust in Tunisia

Phytopathologia Mediterranea, 2010
Oat crown rust, caused by Puccinia coronata f. sp. avenae, is considered the most widespread and damaging disease of oat (Avena sativa) in Tunisia. The virulence structure of the natural oat rust population in Tunisia was studied in four areas from 2002 ...
Imran Hammami, Mohamed Béchir Allagui, Mohamed Chakroun, Mohamed El Gazzah   +3 more
doaj   +1 more source

Controle genético da resistência parcial à ferrugem da folha em aveia (Avena sativa L.) Genetic control of partial resistance of crown rust in oat (Avena sativa L.)

Ciência Rural, 2008
Os objetivos deste trabalho foram descrever a variabilidade para resistência parcial à ferrugem da folha em populações segregantes, bem como estudar o controle genético envolvido na expressão da resistência.
Marta Martins Barbosa-Prestes, Luiz Carlos Federizzi, Sandra Cristina Kothe Milach, Jose Antônio Martinelli   +3 more
doaj   +1 more source

Efficiency of Pc genes of resistance to prevalent pathotypes of Puccinia coronata avenae [PDF]

Zbornik Matice Srpske za Prirodne Nauke, 2005
This paper deals with efficiency of some Pc genes of resistance to pre valent pathotypes of crown rust causer in oat. It was found that in seedlings stage the most efficient were genes Pc 68 and Pc 39 (100%).
Staletić Mirjana D., Stojanović Srbobran D., Milovanović Milivoje S.   +2 more
doaj   +1 more source

Severidade da ferrugem-da-folha e seus efeitos sobre caracteres da panícula de aveia Crown rust severity and its effects on oat panicle characters

Pesquisa Agropecuária Brasileira, 1999
A ferrugem-da-folha (Puccinia coronata f.sp. avenae) foi quantificada em quatro populações F3 de aveia (Avena sativa L.) com o objetivo de estudar a severidade dessa moléstia e seus efeitos sobre seis caracteres da panícula.
Renata Pereira da Cruz, Luiz Carlos Federizzi, Sandra Cristina Kothe Milach   +2 more
doaj   +1 more source

تاکسونومی Puccinia coronata s.l. عامل زنگ تاجی در ایران [PDF]

رستنی‌ها, 2004
در این بررسی، تاکسونومی Puccinia coronata در ایران با توجه به خصوصیات مورفولوژیک هاگ های مراحل مختلف مورد مطالعه قرار گرفت و چهار واریته درون گونه مذکور تعیین شد که عبارتند از: P. coronata var. coronata, P. coronata var. avenae, P. coronata var.
مهرداد عباسی, قربانعلی حجارود   +1 more
doaj  

Rds and Rih Mediate Hypersensitive Cell Death Independent of Gene-for-Gene Resistance to the Oat Crown Rust Pathogen Puccinia coronata f. sp. avenae

Molecular Plant-Microbe Interactions, 2001
The Pca crown rust resistance cluster in the diploid Avena genus confers gene-for-gene specificity to numerous isolates of Puccinia coronata f. sp. avenae.
Gong-Xin Yu, Ed Braun, Roger P. Wise
doaj   +1 more source

STUDY OF PHENOTYPIC VARIABILITY USING THE VARIETAL DIVERSITY OF CULTIVATED FORMS OF NAKED AND HULLED OATS IN THE INTERCROPPING SYSTEM [PDF]

Journal of Applied Life Sciences and Environment, 2022
The research carried out at the Gene Bank in Suceava, Northern Romania, aimed to highlight the phenotypic variability of the germplasm of Avena spp. For this purpose, the morpho-productive traits and resistance to diseases, pests and weeds were analysed.
Domnica PLĂCINTĂ, Danela MURARIU
doaj   +1 more source

Hidden Diversity of Crown Rust Resistance within Genebank Resources of Avena sterilis L.

Agronomy, 2021
The most widespread and damaging fungal disease of the oat plant is crown rust. Resistance to the crown rust pathogen, Puccinia coronata Cda. f. sp. avenae (Pca), at the seedling stage of Avena sterilis accessions from the Polish national genebank was ...
Edyta Paczos-Grzęda, Maja Boczkowska, Sylwia Sowa, Aneta Koroluk, Joanna Toporowska   +4 more
doaj   +1 more source

Susceptibility to Rust (Puccinia Sp.) in Cultivars of Italian and Perennial Ryegrass Grown in Two Locations of Italy

Italian Journal of Agronomy, 2009
A large set of foreign varieties of Italian ryegrass (Lolium multiflorum) and perennial ryegrass (L. perenne) were evaluated for their response to natural rust infection in two Italian locations (Lodi in the north; Perugia in the centre of the country ...
Luigi Russi, Massimo Romani, Luciano Pecetti   +2 more
doaj   +1 more source