Above: Old leaves can get botrytis infections. Overseas, particularly in New Zealand, leaf plucking and other methods like forcing air through the canopy are used to clean out dead vine material to remove host sites for botrytis.
Above: Old leaves can get botrytis infections. Overseas, particularly in New Zealand, leaf plucking and other methods like forcing air through the canopy are used to clean out dead vine material to remove host sites for botrytis.
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