Results 61 to 70 of about 803 (170)

Identificación biomolecular de peronosporales radiculares en palto, mango, chirimoya y mandarina en la costa peruana [PDF]

open access: yes, 2018
Universidad Nacional Agraria La Molina. Escuela de Posgrado. Maestría en FitopatologíaEn la costa peruana, los microclimas son ideales para la producción de árboles de palto (Persea americana), mango (Mangifera indica), chirimoya (Annona cherimola) y ...
Oviedo Quirós, Juan José
core  

Biological Flora of Britain and Ireland: Cytisus scoparius*

open access: yesJournal of Ecology, Volume 113, Issue 7, Page 1877-1933, July 2025.
Broom is an attractive and common native plant across Britain, Ireland and most of Europe, and yet it is considered a harmful and invasive weed around the rest of the world. This is aided by broom thriving on poor dry soils, helped by using green stems for photosynthesis and having root nodules to fix nitrogen.
Peter A. Thomas   +9 more
wiley   +1 more source

Altas diluições dinamizadas de fenazopiridina e cartilagem de tubarão no manejo de tripes, míldio e no rendimento de cebola em sistema orgânico

open access: yesRevista Thema
O manejo fitossanitário da cultura da cebola tem como principais agentes bióticos na fase de desenvolvimento vegetativo e formação de bulbos o míldio, Peronospora destructor (Berk.) Casp.
Paulo Antonio de Souza Gonçalves   +4 more
doaj   +1 more source

Commodity risk assessment of Berberis thunbergii plants from the UK

open access: yesEFSA Journal, Volume 23, Issue 6, June 2025.
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘high risk plants, plant products and other objects’. Taking into account the available scientific information, including the technical information provided by ...
EFSA Panel on Plant Health (PLH)   +36 more
wiley   +1 more source

Inheritance of resistance to Phytophthora infestans (Peronosporales, Pythiaceae) in a new source of resistance in tomato (Solanum sp. (formerly Lycopersicon sp.), Solanales, Solanaceae)

open access: yesGenetics and Molecular Biology, 2008
In Brazil, no commercial tomato (Solanum lycopersicum L. formerly Lycopersicon esculentum Mill.) varieties are available which are resistant to the late blight, one of the most important tomato diseases, produced by the phytopathogenic oomycete ...
Flávia Barbosa Abreu   +3 more
doaj   +1 more source

Aquaperonospora taiwanensis gen. et sp nov in Peronophythoraceae of Peronosporales

open access: yes, 2014
Twelve isolates of a Pythium-like organism capable of producing Peronospora-like sporangiophores were isolated by baiting from an irrigation ditch in central Taiwan.
Ko, W.H.   +3 more
core  

Genomic, Network, and Phylogenetic Analysis of the Oomycete Effector Arsenal

open access: yesmSphere, 2017
The oomycetes are a class of microscopic, filamentous eukaryotes within the stramenopiles-alveolate-Rhizaria (SAR) supergroup and include ecologically significant animal and plant pathogens.
Jamie McGowan, David A. Fitzpatrick
doaj   +1 more source

Commodity risk assessment of Alnus cordata and Alnus glutinosa specimen trees from the UK

open access: yesEFSA Journal, Volume 23, Issue 4, April 2025.
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘high risk plants, plant products and other objects’. This Scientific Opinion covers the plant health risks posed by the following commodities: Alnus cordata and
EFSA Panel on Plant Health (PLH)   +35 more
wiley   +1 more source

The nature of biotrophy in Phytophthora infestans [PDF]

open access: yes, 1978
Phytophthora infestans, being an intermediate type between the facultative and obligate parasites among the Peronosporales (class Oomycetes ), was used to study the factors which are responsible for the inability of obligate parasites to grow axenically.
Scheepens, P.C.
core  

Commodity risk assessment of Salix caprea and Salix cinerea plants from the UK

open access: yesEFSA Journal, Volume 23, Issue 4, April 2025.
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects’.
EFSA Panel on Plant Health (PLH)   +31 more
wiley   +1 more source

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