Results 91 to 100 of about 18,107 (236)

Ein phytoparasitisches Pilzexkursionswochenende im mittleren Elbetal anlässlich des 65. Geburtstages von Horst Jage [PDF]

open access: yes, 2014
Anlässlich des 65. Geburtstages von Horst Jage, den er am 30. September 2000 beging, fand ein phytoparasitisches Pilzexkursionswochenende statt. Für den überaus engagierten Botaniker und Mykologen ist es typisch, dass er dieses Ereignis zum Anlass nahm ...
Klenke, Friedemann   +3 more
core  

Commodity risk assessment of Alnus cordata, Alnus glutinosa and Alnus incana plants from the UK

open access: yesEFSA Journal, Volume 23, Issue 1, January 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

Characteristics of Resistance to Puccinia coronata f. sp. avenae in Avena fatua.

open access: yesPlant Disease, 2018
Crown rust, caused by Puccinia coronata f. sp. avenae, is the most widespread and harmful fungal disease of oat. The best defense against the pathogen is use of cultivars with genetic resistance, which is effective, economic, and an environmentally ...
E. Paczos-Grzęda   +3 more
semanticscholar   +1 more source

Yellow rust infection of wheat: How the quantity of light received by wheat seedlings before inoculation affects infection efficiency

open access: yesPlant Pathology, Volume 73, Issue 9, Page 2359-2371, December 2024.
High quantities of light received by wheat seedlings alters the profile of volatile organic compounds, which in turn enhances germination and infection efficiency of Puccinia striiformis. Abstract Many factors are known to influence infection by cereal rusts, including environmental variables such at light, humidity and temperature, the topography of ...
Camila M. Zanella   +6 more
wiley   +1 more source

Blumeria hordei affects volatile emission of susceptible and resistant barley plants and modifies the defense response of recipient plants

open access: yesPhysiologia Plantarum, Volume 176, Issue 6, November/December 2024.
Abstract The barley powdery mildew disease caused by the biotrophic fungus Blumeria hordei (Bh) poses enormous risks to crop production due to yield and quality losses. Plants and fungi can produce and release volatile organic compounds (VOCs) that serve as signals in plant communication and defense response to protect themselves.
Silvana Laupheimer   +7 more
wiley   +1 more source

Investigating tradeoffs in perennial ryegrass turfgrass performance and seed yield capacity in the US Midwest

open access: yesAgrosystems, Geosciences &Environment, Volume 7, Issue 3, September 2024.
Abstract Understanding the trade‐offs between improving turfgrass performance and seed production capacity would improve acceptance and accelerate the release of new perennial ryegrass (Lolium perenne L.) cultivars. An experiment was designed to measure the turfgrass quality, seed yield, and component traits among 20 perennial ryegrass entries grown in
Garett C. Heineck   +2 more
wiley   +1 more source

Apoptotic Cell Death is a Common Response to Pathogen Attack in Oats

open access: yesMolecular Plant-Microbe Interactions, 2002
We have examined the characteristics of cell death induced by pathogen infection in oats with respect to following hallmark apoptotic features: DNA laddering, chromatin condensation, and electron microscopic-bterminal deoxynucleotidyl transferase ...
Nan Yao   +6 more
doaj   +1 more source

The complex relationship between disease resistance and yield in crops

open access: yesPlant Biotechnology Journal, Volume 22, Issue 9, Page 2612-2623, September 2024.
Summary In plants, growth and defence are controlled by many molecular pathways that are antagonistic to one another. This results in a ‘growth‐defence trade‐off’, where plants temporarily reduce growth in response to pests or diseases. Due to this antagonism, genetic variants that improve resistance often reduce growth and vice versa.
Mark C. Derbyshire   +4 more
wiley   +1 more source

Detection of race-specific resistance against Puccinia coronata f. sp. avenae in Brachypodium species

open access: yesbioRxiv, 2018
Oat crown rust caused by Puccinia coronata f. sp. avenae is the most destructive foliar disease of cultivated oat. Characterization of genetic factors controlling resistance responses to Puccinia coronata f. sp.
V. Omidvar   +8 more
semanticscholar   +1 more source

Deciphering species complexes: Puccinia andropogonis and Puccinia coronata, examples of differing modes of speciation

open access: yesMycoscience, 2006
Species of macrocyclic, heteroecious grass rusts often have been defined with wide host ranges and variation in spore morphology. Consequently, some are species complexes and contain genetically distinct forms. Molecular analyses, together with morphological and biological methods, provide powerful means to dissect these complexes. Puccinia coronata is
openaire   +1 more source

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