Results 21 to 30 of about 1,787 (184)

Crown rust on oat genotypes with different levels of resistance: damages and losses [PDF]

open access: yesCiência Rural, 2021
: The evolution in virulence of Puccinia coronata f. sp. avenae has challenged the genetic resistance to crown rust in oat genotypes. New resistance sources are constantly required for yield stabilization and costs reduction.
Maike Lovatto   +6 more
doaj   +2 more sources

Searching for Novel Oat Crown Rust Resistance in Diploid Oat Avena strigosa Schreb. Reveals the Complexity and Heterogeneity of the Analyzed Genebank Accessions

open access: yesAgriculture, 2023
Crown rust, one of the most destructive diseases of oat, regularly occurs worldwide and leads to significant yield losses. The constant evolution of the Puccinia coronata f. sp.
Sylwia Sowa   +2 more
doaj   +1 more source

Genome-Wide Association Mapping of Crown Rust Resistance in Oat Elite Germplasm

open access: yesThe Plant Genome, 2017
Oat crown rust, caused by f. sp. , is a major constraint to oat ( L.) production in many parts of the world. In this first comprehensive multienvironment genome-wide association map of oat crown rust, we used 2972 single-nucleotide polymorphisms (SNPs ...
Kathy Esvelt Klos   +15 more
doaj   +1 more source

Selection of AFLP markers linked with crown rust resistance in Lolium: efficiency of bulk segregant analysis in an Allogamous species

open access: yesPlant Protection Science, 2002
Ryegrasses are important forage species. An important foliar disease in Lolium is crown rust, caused by the fungus Pucciniacoronata. This cosmopolitan biotrophic fungus causes forage and seed losses, and decoloration of amenity grasslands.In breeding ...
H. Muylle   +2 more
doaj   +1 more source

CROWN RUST AND PASTURE PRODUCTION

open access: yesProceedings of the New Zealand Grassland Association, 1968
THERE is much information available on New Zealand's grasslands which indicates the vast difference between various theoretical plant (Mitchell, 1963) and animal (Hutton, 1963) production potentials and what is actually achieved in practice. Although these potentials are often regarded with scepticism, the fact remains that many research and ...
J.A. Lancashire, G.C.M. Latch
openaire   +2 more sources

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

open access: yesPesquisa 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   +2 more
doaj   +1 more source

URS Brava – a new oat cultivar with partial resistance to crown rust [PDF]

open access: yesCrop Breeding and Applied Biotechnology, 2015
The cultivar URS Brava, obtained from a simple cross between the line ‘UFRGS 995078-2’ and the cultivar ‘URS 21’, shows high grain yield and stability, high grain quality, desirable agronomical traits and partial resistance to crown rust, caused by the
Luiz Carlos Federizzi   +2 more
doaj   +1 more source

Problems of phytoimmunity of grain crops in the Euro-Northeast of the Russian Federation and ways their solution [PDF]

open access: yesBIO Web of Conferences, 2021
Breeding of grain crops for phytoimmunity in the FSBSU FASC of the Northeast is carried out in the conditions of natural and artificial epiphytotics.
Sheshegova Tatyana, Shchekleina Lucia
doaj   +1 more source

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

open access: yesItalian 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   +2 more
doaj   +1 more source

Crown rust pathotypes determined on oats in the Czech Republic from 2004 to 2006 and reaction to oat cultivars

open access: yesCzech Journal of Genetics and Plant Breeding, 2008
The incidence of oat crown rust (Puccinia coronata var. avenae Fraser et Ledingham) pathotypes was recorded in the Czech Republic in 2004-2006. The virulence of collected 79 monopustule oat crown rust isolates was assessed on 23 differentials.
Hana Jiráková, Alena Hanzalová
doaj   +1 more source

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