Results 21 to 30 of about 1,056 (249)

Identification of apple scab and powdery mildew resistance genes in Czech apple (Malus × domestica) genetic resources by PCR molecular markers

Czech Journal of Genetics and Plant Breeding, 2011
The presence of genes for resistance to scab (Venturia inaequalis) and powdery mildew (Podosphaera leucotricha) was studied using molecular markers in a sample of 279 apple cultivars from the Czech collection of apple genetic resources.
Josef Patzak, František Paprštein, Alena Henychová   +2 more
doaj   +1 more source

Powdery Scab of Potato—Occurrence, Life Cycle and Epidemiology [PDF]

American Journal of Potato Research, 2008
Powdery scab of potato, caused by the zoosporic pathogen Spongospora subterranea f.sp. subterranea (Sss), is an often underestimated disease, which has lead to lack of appropriate control strategies. A new wave of increasing importance of this disease has occurred in the last 30 years in many countries, among them France, Pakistan, Japan, Australia ...
openaire   +2 more sources

Field susceptibility of 13 scab-resistant apple cultivars to apple powdery mildew [Podosphaera leucotricha (Ell. et Ev.) Salmon]

Acta Agrobotanica, 2013
Field susceptibility of 13 scab-resistant apple cultivars to apple powdery mildew was evaluated in 1983-1986. Four groups of susceptibility were distinguished.
Zbigniew Borecki
doaj   +1 more source

Emerging potato pathogens affecting food security in southern Africa: Recent research

South African Journal of Science, 2020
Potato is a staple crop that contributes to food security and poverty alleviation in developing nations. Despite this, yields in developing nations are often unsustainably low, due to various biotic and abiotic factors that negatively affect production ...
Jacquie E. van der Waals, Kerstin Krüger   +1 more
doaj   +1 more source

Effect of pruning on disease incidence of apple scab and powdery mildew in integrated and organic apple production

International Journal of Horticultural Science, 2005
In a three-year study, the effect of two winter pruning treatments (strong and weak) on apple scab (Venturia inaequalis) and powdery mildew (Podosphaera leucotricha) was evaluated on six apple cultivars (`Rewena', `Elstar', 'Liberty', 'Gala', 'Pilot' and
I. J. Holb
doaj   +1 more source

Phytosanitary diagnostics of apple powdery mildew, Podosphaera leucotricha and apple scab, Venturia inaequalis [PDF]

Caspian Journal of Environmental Sciences
The article presents the results of phytosanitary monitoring of apple orchards in the Almaty region, Kazakhstan conducted in 2023. The aim of the study was to determine the distribution and development level of major fungal diseases of apple trees – scab,
Kanat Galymbek, Aigul Madenova, Serik Bakirov, Yergali Tastanov, Rimma Ualiyeva, Sayan Zhangazin, Saltanat Arystanova, Ainur Seilkhan   +7 more
doaj   +1 more source

The efficacy of essential oils against Venturia inaequalis (Cooke) G. Winter and Podosphaera leucotricha (Ellis & Everh.) E. S. Salmon in vivo

Acta Universitatis Sapientiae: Agriculture and Environment, 2018
Though profitable crop production can be more simply achieved by using synthetic pesticides, the research of alternative plant protection solutions is necessary.
Hochbaum Tamás, Petróczy Marietta, Ladányi Márta, Nagy Géza   +3 more
doaj   +1 more source

Use and Effects of Different Brassica and Other Rotation Crops on Soilborne Diseases and Yield of Potato †

Horticulturae, 2018
Soilborne diseases are persistent problems in potato production, resulting in reductions in tuber quality and yield. Brassica rotation crops may reduce soilborne potato diseases, but how to best utilize Brassica crops in potato cropping systems has not ...
Robert P. Larkin, Ryan P. Lynch
doaj   +1 more source

Large-Scale Protein and Phosphoprotein Profiling to Explore Potato Resistance Mechanisms to Spongospora subterranea Infection

Frontiers in Plant Science, 2022
Potato is one of the most important food crops for human consumption. The soilborne pathogen Spongospora subterranea infects potato roots and tubers, resulting in considerable economic losses from diminished tuber yields and quality.
Sadegh Balotf, Calum R. Wilson, Robert S. Tegg, David S. Nichols, Richard Wilson   +4 more
doaj   +1 more source

Results of some apple hybrids populations to the attack of scab and powdery mildew under natural conditions

Romanian Journal of Horticulture
Apple scab, caused by the fungus Venturia inaequalis, and powdery mildew, caused by the fungus Podosphaera leucotricha, are two of the most significant diseases affecting apple production worldwide.
G. M. Guzu, S.D. Roșu Mareș, C. Moldovan, I. Zagrai, L. A. Zagrai, M. I. Cordea   +5 more
doaj   +1 more source