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1. 

   Attempts to obtain Huanglongbing resistant or tolerant sweet orange by embryo rescue from healthy chimeras of diseased citrus fruit

   Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: S.P. Van Vuuren --- , South Africa B.Q. Manicom --- , South Africa

   Huanglongbing remains a threat in the cooler citrus production areas of South Africa despite restrictions on the movement of citrus material from infected areas, cultural control measures, planting of healthy certified trees and the eradication of infected material. The ultimate...

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2. 

   Tracing the distribution of natural enemies of non-native invasive eucalypt insect pests in sub-Saharan Africa

   Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Mesfin Wondafrash --- , South Africa Bernard Slippers --- , South Africa Birhane A Asfaw --- , Ethiopia Idea A Makowe --- , South Africa Herbert Jenya --- , Malawi Samantha Bush --- , South Africa Isaac Kayumba --- , Rwanda Alphonsine Nambazimana --- , Rwanda Simon van der Lingen --- , Zimbabwe Brett P Hurley --- , South Africa

   Eucalypt forestry in sub-Saharan Africa is challenged by non-native eucalypt-feeding insects. In recent studies, six invasive eucalypt insect pests, namely Blastopsylla occidentalis, Glycaspis brimblecombei, Gonipterus sp.n.2, Leptocybe invasa, Thaumastocoris peregrinus and Ophelimus maskelli were confirmed present in sub-Saharan Africa. We...

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