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A study of root-feeding insects as potential vectors of the oak wilt fungus Ceratocystis figaceurum (T. W. Bretz) J. Hunt in live oaks, revealed root galls induced by the cynipid gall wasp Odontocynips nebulosa Kieffer. The incidence of the wasp on roots of four oak species and natural live oak…
Author(s): A. Dan Wilson, D.G. Lester, R.E. Edmonson
Keywords: host-parasite relationships, Odontocynips nebulosa, Quercus fusiformis, Quercus virginiana, cynipid gall wasps, Ceratocystis fagaceurum, oak wilt fungus
Source: Proc. Entomol. Soc. Wash. 102(2), 2000, pp. 360-373
Year: 2000
Physical and chemical barriers to root penetration and root grafting across trenches were evaluated for their effectiveness in improving trenches as barriers to root transmission of the oak wilt fungus in live oaks. Four trench insert materials were tested, including water-permeable Typar…
Author(s): A. Dan Wilson, D.G. Lester
Keywords: Ceratocystis fagacearum, cultural control, propiconazole, Quercus fusiformis, Quercus virginiana, tritluralin herbicide
Source: Plant Disease 86:1067-1074. October 2002
Year: 2002
Live oak trees, Quercus virginiana, have long been considered to be the symbol of the Old South. Part of the attraction of the Atlantic and Gulf Coasts is the stately live oaks. These majestic live oaks have weathered many hurricanes in their >200 yr life span. Most recently, on 29 August 2005…
Author(s): Julie Ann Dobbs, David W. Held, Nebeker T. Evan
Keywords: Quercus virginiana
Source: SNA Research Conference - Volume 51
Year: 2006