Apple scab (Venturia inaqualis)
Susceptibility to Apple Scab, Nectria Cancer and Powdery Mildew of Different Unsprayed Apple Varieties
... Twentyfive apple varieties were evaluated for Apple scab (Venturia inaqualis), Nectria canker (Nectria galligena) and Powdery mildew (Podosphaera leucotricha) for 4 to 7 ...of apple ...
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Investigations on alternative substances for control of apple scab Results from Conidia germinating tests and experiments with plant extracts
... M OOSEXTRAKT , S ILIO P LANT und FZB 24 did not show sufficient efficacy with the application schedule used for control of scab. Mixtures of Quillaja-saponine and sulphur reduced effectively apple ...
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Evaluation of grapefruit seed extract as natural fungicide to control apple scab in organic apple growing
... control apple scab provided that the product is effective and does not contain chemical ...on apple scab was tested under field conditions and the product was analysed on the presence of ...
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Innovative strategies for the control of apple scab (Venturia inaequalis [Cke ] Wint ) in organic apple production
... organic apple production. One of the main components of successful organic apple production in a humid environment is the control of scab (Venturia inaequalis [Cooke] ...against apple ...
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Non- Chemical Management of Apple Scab- A Global Perspective
... in apple orchards worldwide. In order to manage apple scab and produce a marketable crop, growers across the globe have relied on 10 to 18 applications of synthetic chemicals at an annual cost of ...
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A genetic linkage map of Venturia inaequalis, the causal agent of apple scab
... Venturia inaequalis is a fungal pathogen of major eco- nomic importance, causing annual epidemics of apple scab [1]. The fungus is a haploid organism with seven chromosomes [2] and is a heterothallic ...
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Control of apple scab by curative applications of biocontrol agents
... The mixture of Netzschwefel Stulln and either Vitisan or OmniProtect showed a high efficiency during the germination period and a curative action until 24 hours after inoculation. When used combined with wettable ...
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Formulated and unformulated carbonates to control apple scab (Venturia inaequalis) on organic apple
... To compare the different treatments, a randomized complete block design with 4 replicates per treatment and with 7 trees per plot was used. To prevent border effects, each plot was bounded by guard trees and guard rows. ...
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A genetic linkage map of Venturia inaequalis, the causal agent of apple scab
... annual epidemics of apple scab [1]. The fungus is a haploid organism with seven chromosomes [2] and is a heterothallic ascomycete with an annual cycle of sexual reproduction on infected apple leaf ...
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Results in research on lime sulphur and other products to control apple scab under northern German climate conditions
... six apple scab control strategies were tested, three with only lime sulphur in different application strategies, another three strategies with different amounts of ...organic apple orchard near ...
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Screening of organically based fungicides for apple scab (Venturia inaequalis) control and a histopathological study of the mode of action of a resistance inducer
... Apple scab (Venturia inaequalis ...for apple scab control are presently available for use by organic growers, and while protective, copper-based fungicides and lime-sulphur are allowed in most ...
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Evaluation of the users value of salts against apple scab and powdery mildew for fruit production
... The trial setup of the powdery mildew trial resembles that of the apple scab trial. The only difference concerns the reference chemical fungicide used. As dithianon has no effect on powdery mildew, other ...
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A Cluster of Four Receptor-Like Genes Resides in the Vf Locus That Confers Resistance to Apple Scab Disease
... kb in size were harvested from a 1% agarose gel using a QIAEX able in adult plants only (Parniske et al. 1997). II gel extraction kit (QIAGEN) and then ligated into a BamHI- Apple scab, incited by the ...
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Practical experience with the use of Baking Powder (potassium bicarbonate) for the control of Apple Scab (Venturia ineaqualis)
... Piet Korstanje used an extensive spray program with only 13 treatments in 2007. As his orchard is near to the sea where there are often high winds, he focused on preventive treatments at the moments spraying conditions ...
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Efficacy loss of strobilurins used in protection against apple scab in Czech orchards
... Apple scab is the major disease in apple tree or- chards worldwide caused by ascomycete Venturia inaequalis (Cooke) ...in apple protec- tion (Williams, Kuc ...
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Investigations on alternative substances for control of apple scab results from sanitation trials
... The intention of this research project, which was supported within the "Bundesprogramm Ökolo- gischer Landbau", was to look for alternatives in organic fruit growing to control apple scab, Venturia ...
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New approaches in biological control of apple scab
... Apple scab caused by Venturia inaequalis is the major disease in European organic apple ...of apple scab may offer alternative options for disease ...during scab epidemics in ...
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Resistance management in Vf apple scab resistant organic apple orchards
... Vf scab resistant apple varieties open the way for organic growers to lower fungicide input, higher yields, better skin quality, more biological control for mites and insect pests and better consumer ...
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Strategic irrigation against apple scab
... on apple and pear, caused by the ascomycete Venturia inaequalis and ...in apple production is related with control of fungal diseases, in which apple scab has a share of 70 ...against ...
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Identification of apple scab and powdery mildew resistance genes in Czech apple (Malus × domestica) genetic resources by PCR molecular markers
... to scab and powdery mildew within 97 reference world apple ...Vh scab resistance genes were detected in 56 ap- ple cultivars (Table ...world apple cultivars (41), without detected molecular ...
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