A Guide to Grapevine Abnormalities in South Africa - P.G. GOUSSARD

Wasps (524); honeybees (525).

PHOTO 524. From time to time wasps may cause vineyard workers great frustration, especially where nests are disturbed and stinging attacks launched.

PHOTO 525. Honeybees are occasionally found in caked format on bunches, where noble rot develops in individual berries during late autumn.

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