نتایج جستجو برای: fire blight

تعداد نتایج: 49767  

Journal: :PLoS ONE 2008
Sascha Sauer Anja Freiwald Thomas Maier Michael Kube Richard Reinhardt Markus Kostrzewa Klaus Geider

BACKGROUND In general, the definite determination of bacterial species is a tedious process and requires extensive manual labour. Novel technologies for bacterial detection and analysis can therefore help microbiologists in minimising their efforts in developing a number of microbiological applications. METHODOLOGY We present a robust, standardized procedure for automated bacterial analysis t...

2013
Fiona Walsh Daniel P. Smith Sarah M. Owens Brion Duffy Jürg E. Frey

Streptomycin has been authorized for restricted use in the prevention of the fire blight disease of pome fruit orchards in the EU and Switzerland. This study addresses the important topic of the influence of the use of streptomycin in agriculture on the total bacteria community within the soil ecosystem. Soil samples were taken from soils under apple trees, prior to streptomycin application and...

2018
Veronika Zengerer Michael Schmid Marco Bieri Denise C. Müller Mitja N. P. Remus-Emsermann Christian H. Ahrens Cosima Pelludat

In light of public concerns over the use of pesticides and antibiotics in plant protection and the subsequent selection for spread of resistant bacteria in the environment, it is inevitable to broaden our knowledge about viable alternatives, such as natural antagonists and their mode of action. The genus Pseudomonas is known for its metabolic versatility and genetic plasticity, encompassing pat...

2017
Arthur Agnello Kerik Cox Jaume Lordan Poliana Francescatto Terence Robinson

Organic apple production in the eastern US is small and is mostly based on existing varieties, which are susceptible to scab, and rootstocks, which are susceptible to fire blight. This requires numerous sprays per year of various pesticides to produce acceptable fruit. From 2014 to 2016, we tested different arthropod, disease and weed management programs in an advanced tall spindle high-density...

2005
Marc D. Abrams

Before European settlement, vast areas of the eastern US deciduous forest were dominated by oak species. Evidence indicates that periodic understory fire was an important ecological factor in the historical development of oak forests. During European settlement of the late 19th and early 20th century, much of the eastern United States was impacted by land-clearing, extensive timber harvesting, ...

Journal: :Agronomy 2021

Fire blight, caused by pathogen Erwinia amylovora, is a major disease in Malus. Biological, chemical and cultural controls are efficient to manage fire while rootstocks, host resistance can limit damages. During the 2020 season naturally occurring blight outbreak occurred United States Department of Agriculture (USDA) Malus collection, providing unique opportunity evaluate diverse collection fo...

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