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Neonectria rot - disease monitoring

The risk of Neonectria fruit rot in store can be estimated pre-harvest based on: The incidence of cankered trees in the orchard The rot history taken from packhouse records The rainfall between blossom and harvest. Inspect orchards in spring for cankered …

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Neonectria rot - disease forecasting

The ADEM system is a PC-based system and contains a disease forecasting model for Neonectria canker and fruit rot. The disease models are driven by the following weather variables – rainfall, surface wetness duration, ambient temperature and ambient …

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Hilary Papworth

Hilary Papworth is Senior Technical Manager in the Crop Characterisation Team and is responsible for the delivery of Plant Breeder's Rights (PBR) trials on Ornamental crops on behalf APHA - the Animal and Plant Health Agency. Hilary has experience in a …

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Neonectria rot - cultural control

Remove Neonectria cankers from orchards during winter pruning. Smaller cankers can be pruned out completely. Larger cankers on the trunk or scaffold branches can be pared back to healthy tissue and treated with a suitable wound protectant paint …

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Neonectria rot - chemical control

Cankers Fungicides with good activity against Neonectria are limited. Copper fungicides e.g. Cuprokylt FL give good prolonged protection against Neonectria, but are phytotoxic and can only be used post-harvest and pre-bud burst. At the time of up-dating …

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Storage rot control and management

Rot control and management Until recently post-harvest fungicide drenches would have been used almost exclusively for control of rotting in store. This approach, though scientifically sound and with minimal risk to the operator and to the environment …

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Effect of CA storage on aroma and flavour

It is difficult to assess the importance of reduction in the aroma quality of apples by the use of prolonged CA storage. A consumer survey of the quality of Cox apples stored in different CA conditions and subsequently held at different temperatures …

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Conditioning for other dessert varieties

Conditioning Cox apples stored in ULO conditions by raising store oxygen concentrations 4-5 weeks before opening the store is effective in enhancing flavour.  In Gala apples increasing the store oxygen from 1% O 2 to ambient (21%) concentrations part way …

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Assessing the risk of superficial scald developing

In order to avoid the unnecessary application of post-harvest chemical treatments to apples the risk of disorders should be established for each consignment of apples.  The risk of superficial scald is influenced by climatic conditions during fruit …

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