Search results for " seed wasps"

showing 2 items of 2 documents

Wild olive seed weevil in South Africa, Anchonocranus oleae Marshall (Coleoptera Curculionidae), a rediscovery after a century

2019

The wild olive seed weevil, Anchonocranus oleae Marshall, 1912 was not found after its description and the study of its biology by Silvestri in 1915. Recently, A. oleae larvae were found alive inside the kernels of wild olives (O. europaea subsp. cuspidata) collected from trees between 2009 and 2012 in the Western Cape, South Africa. No weevil larvae were found in cultivated olives collected during the same period. Only two adult weevils emerged from olives collected on the tree and on the ground. Over the sampling period 20 adults were collected directly on wild olive trees at different sites in the Western Cape and one in the Eastern Cape. All adults were shown to be conspecific with the …

Olea europaea cuspidata Western Cape Eastern Cape olive seed wasps classical biological controlSettore AGR/11 - Entomologia Generale E Applicata
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Olive Seed Wasp in Cultivated Olives. Possible threat.

2020

The possible threat to cultivated olives due to some Chalcidoidea seed wasps are here highlighted, showing symptoms, identification and seasonal occurrence

Settore AGR/11 - Entomologia Generale E ApplicataEupelmidae Eurytomidae seed wasps Olea europaea
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