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  • Xanthomonas arboricola pv. pruni x
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-hole disease [e.g., Pseudomonas syringae pv. syringae , Xanthomonas arboricola pv. pruni, Wilsonomyces carpophilus , Microgloeum pruni , and Cercospora sp. ( De Boer, 1980 ; Marchi et al., 2014 ; Pscheidt and Ocamb, 2014 ; Williams-Woodward, 1998

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-chill cultivars. BLS caused by Xanthomonas arboricola pv. pruni (Smith, 1903) Vauterin et al., 1995, is an increasing problem for peach growers in warmer subtropical regions, and preventive techniques should be emphasized because chemical control is generally

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[ Xanthomonas arboricola pv. pruni (Smith) Vauterin et al.]. The moderately large leaves are lanceolate with crenulate margins and have two to four reniform petiolar glands. Availability Requests for budwood should be directed to Texas A&M University System

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. Typical fruit of ‘Gulfsnow’. Leaf petioles have small globose glands. Flowers are showy and pink. Anthers are yellow and pollen is bright yellow and abundant. Leaves have shown no bacterial spot [ Xanthomonas arboricola pv. pruni (Smith) Vauterin et al

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of a peach tree as is seen in ‘TexKing’, ‘TexPrince’, and ‘TexRoyal’. No observations have been made on resistance for either peach rust ( Tranzschelia discolor ) or bacterial leaf spot [ Xanthomonas arboricola pv. pruni (E. F. Smith) Dye]. The

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arboricola pv. pruni ) expression. Trees appear to be resistant to bacterial spot based on the lack of visual symptoms on leaves and fruit throughout the evaluation years, compared with some susceptible cultivars in the same test blocks developing typical

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to 2 weeks before ‘Souvenirs’ and ‘White Cloud’, 3 to 4 weeks before ‘White County’ and ‘White River’, and 4 to 5 weeks before ‘White Diamond’. It has very good resistance to bacterial spot ( Xanthomonas arboricola pv. pruni ) and should provide a

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(via RT-PCR), Peach latent mosaic viroid (via molecular hybridization), Plum pox virus (via ELISA), Prune dwarf virus (via ELISA), Prunus Necrotic ring spot virus (via ELISA), Xanthomonas arboricola pv. pruni (via RT-PCR), and Xylella

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molecular hybridization), Plum pox virus (via ELISA), Prune dwarf virus (via ELISA), Prunus Necrotic ring spot virus (via ELISA), Xanthomonas arboricola pv. pruni (via RT-PCR), and Xylella fastidiosa (via RT-PCR). Literature Cited

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Hybridisation); Plum Pox Virus (PPV) (ELISA); Prune Dwarf Virus (PDV) (ELISA); Prunus Necrotic Ring Spot Virus (PNRSV) (ELISA); Xanthomonas arboricola pv. pruni (RT-PCR); and Xylella fastidiosa (RT-PCR). Literature Cited Batlle, I

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