Results 21 to 30 of about 200 (96)
Neonectria ditissima is a generalist ascomycete plant pathogen causing canker diseases on a variety of hardwood tree species and can cross-infect many of them. The fungus enters the plants through wounds throughout the year. N.
Salim Bourras +6 more
doaj +1 more source
Vrste iz roda Nectria u bukovim šumama
Posljednjih decenija bukva je u Evropi, ali u nekim područjima i kod nas, značajno napadnuta izazivačima bolesti kore (nekroze i rak rane). Najčešći biotički uzročnici ovih bolesti su gljive iz roda Nectria. U radu se navode Nectria spp.
Vladimir Lazarev, Božica Jokanović
doaj +4 more sources
Background The American Beech tree (Fagus grandifolia Ehrh.), native to eastern North America, is ecologically important and provides high quality wood products.
Irina Ćalić +5 more
doaj +1 more source
Cardinal temperatures for both Phyllosticta citricarpa spore germination were estimated as ~10ºC (minimum) and ~40ºC (maximum), and the optimum temperatures were ~30ºC for ascospores and ~24ºC for conidia. ABSTRACT Phyllosticta citricarpa produces ascospores and conidia that infect citrus tissues and cause citrus black spot (CBS).
Leonardo Aparecido Brandão +4 more
wiley +1 more source
Commodity risk assessment of Acer plants from Ukraine
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 plant health risks posed by Acer plants (A. griseum, A.
EFSA Panel on Plant Health (PLH) +31 more
wiley +1 more source
Special delivery: A hardwood‐killing bark beetle vectors its unusual symbiote among host trees
Abstract In mutualistic symbioses with fungi, herbivorous insects such as bark beetles (Coleoptera: Curculionidae: Scolytinae) gain access to resources that are unavailable in the absence of fungal mutualists, while fungi benefit from insect‐vectored dispersal. The most well‐studied mutualists of tree‐killing bark beetles in conifer systems are certain
Debra L. Wertman +2 more
wiley +1 more source
Commodity risk assessment of Alnus cordata and Alnus glutinosa specimen trees from the UK
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
Commodity risk assessment of Alnus cordata, Alnus glutinosa and Alnus incana plants from the UK
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
Commodity risk assessment of Betula pendula and Betula pubescens plants from the UK
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 plant health risks posed by plants of Betula pendula and B.
EFSA Panel on Plant Health (PLH) +32 more
wiley +1 more source
ABSTRACT A real‐time PCR TaqMan assay was developed for the detection of Calonectria canadiana, a fungal pathogen responsible for damping off, root rot and seedling blight in conifer forest nurseries in central and eastern North America. While highly significant in Quebec Forest nurseries, coniferous seedling mortality decreased significantly when ...
Philippe Tanguay +3 more
wiley +1 more source

