Results 41 to 50 of about 723 (162)

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Costa Rica

open access: yesEFSA Journal, Volume 22, Issue 11, November 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Costa Rica.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

Review: Powdery Scab of Potato—Increased Knowledge of Pathogen Biology and Disease Epidemiology for Effective Disease Management [PDF]

open access: yes, 2018
The importance of the potato tuber disease powdery scab, caused by the zoosporic pathogen Spongospora subterranea f. sp. subterranea, has increased worldwide, and the disease is one of the most important problems facing potato production in some regions.
Falloon, R., Merz, U.
core  

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Kenya

open access: yesEFSA Journal, Volume 22, Issue 4, April 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Kenya. The relevance of any pest for
EFSA Panel on Plant Health (PLH)   +33 more
wiley   +1 more source

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

open access: yes, 2018
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.
Merz, Ueli
core  

Improved immunological detection of S pongospora subterranea [PDF]

open access: yes, 2018
The genus Spongospora has two members which are important pathogens of vegetables, S. subterranea f.sp. subterranea (Sss) and S. subterranea f.sp. nasturtii (Ssn).
Bitterlin, W.   +4 more
core  

First Report of Potato Powdery Scab, Caused by Spongospora subterranea f. sp. subterranea, in North Dakota

open access: yesPlant Disease, 1997
Powdery scab is a serious disease of potatoes (Solanum tuberosum L.) that can cause extensive surface defects on susceptible potato cultivars. The pathogen, Spongospora subterranea (Wallr.) Lagerh. f. sp. subterranea J. A. Tomlinson, is an important concern in seed potato production because current seed certification standards in North Dakota have a ...
M A, Draper, G A, Secor, N C, Gudmestad
openaire   +2 more sources

Potatoes : Powdery scab [PDF]

open access: yes, 1998
Semilla de papa procedente de Tucumán, cuando se solicitó su ingreso en la zona semillera de Malargüe (Mendoza, Argentina), fue inspeccionada sanitariamente para detectar problemas que pudieran poner en peligro al área, encontrándose tubérculos con sarna
Lucero, Huberto
core  

Single Cystosorus Isolate Production and Restriction Fragment Length Polymorphism Characterization of the Obligate Biotroph Spongospora subterranea f. sp. subterranea [PDF]

open access: yesPhytopathology®, 2006
Spongospora subterranea f. sp. subterranea causes powdery scab in potatoes and is distributed worldwide. Genetic studies of this pathogen have been hampered due, in part, to its obligate parasitism and the lack of molecular markers for this pathogen.
Xinshun, Qu, Barbara J, Christ
openaire   +2 more sources

Variabilidad genética de Spongospora subterranea f. sp. subterranea en Colombia Genetic variability of Spongospora subterranea f. sp. subterranea in Colombia

open access: yesBioagro, 2012
La sarna polvosa de la papa (Spongospora subterranea f. sp. subterranea - Sss) es una de las enfermedades re-emergentes más importantes de este cultivo en Colombia.
Inés Osorio-Giraldo   +4 more
doaj  

Fungal and fungal-like plant pathogens of the Maltese Islands [PDF]

open access: yes, 2006
The paper provides updated lists of plant pathogenic species belonging to the kingdoms Protozoa, Chromista and Fungi (one, 21, and 211 species entries, respectively) recorded in Malta.
Mifsud, David, Porta-Puglia, Angelo
core  

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