Results 171 to 180 of about 39,160 (208)

Collar Rot and Basal Canker of Sugar Maple

Arboriculture & Urban Forestry, 1982
Two types of trunk symptoms are associated with urban maple decline in Wisconsin. One is a "basal canker," caused by Fusarium spp., and the other is a "collar rot" caused by a Phytophthora sp. Phytophthora collar rot appears to be more destructive. Trunk girdling by these diseases, both occasionally observed on the same tree, was greatest on trees with
Michael Drilias, James Kuntz, Gayle Worf
openaire   +1 more source

Collar Rot of Apple Trees

1929
Topics include: Symptoms of the Trouble; Relation of Injury to Soil Type and Irrigation Practice; Causes of Collar or Root Rot; Does Collar Rot Spread; Treatment of Affected Trees; Effect of Uncovering Roots on Resistance to Low Temperatures; Treatment to Facilitates Recovery of ...
openaire   +2 more sources

Collar rot caused byPhytophthora citrophthora on pear trees in Greece

Phytoparasitica, 1999
A severe crown rot of pear trees of cultivar ‘Kondoula’ grafted on quince rootstock was observed in Greece. Isolations from the affected tissues repeatadly yielded aPhytophthora sp. that was determined by morphological and physiological characteristics to beP. citrophthora. The pathogenicity of two of theP.
K. Elena, E. J. Paplomatas
openaire   +1 more source

Orchard trials on the control of apple collar rot

Journal of Horticultural Science, 1987
SummaryTreating apple collar rot (Phytophthora cactorum) lesions with creosote, Pancil T (2-n-octyl-4-isothiazolin-3-one) or a paste of Bordeaux mixture, Ridomil (metalaxyl + copper) or Aliette (fosetyl-aluminium) after removing diseased bark and a 5-cm border of healthy bark (complete surgery) cured 53, 54, 62, 69 and 100% of lesions respectively ...
openaire   +1 more source

First report of cauliflower collar rot caused by globisporangium ultimum in Italy

Journal of Plant Pathology, 2017
During October 2015, severe symptoms of collar rot were observed in a commercial field of two month-old cauliflower (Brassica oleracea L. var. botrytis) in BAT province (Apulia, southern Italy). Among several cultivars grown in the same field (6 ha), only cultivar Tipoff F1 (Bejo) showed disease symptoms with ca. 5% of plants affected.
Cariddi C   +3 more
openaire   +2 more sources

Phytophthora Species Causing Root and Collar Rot of Pomegranate in Turkey

European Journal of Plant Pathology, 2020
Pomegranate (Punica granatum) is an important fruit-tree at southwestern Turkey, as this region (Antalya and Mugla provinces) produces and exports the great majority of the pomegranate fruits of the country. Pomegranate orchards showing severe dieback and tree mortality in the region were surveyed to determine the role of Phytophthora spp.
İlker Kurbetli   +3 more
openaire   +1 more source

Cotyledon and collar rot of Bauhinia purpurea and its management

Indian Journal of Forestry, 1999
Collar rot of Bauhinia purpurea caused by Rhizoctonia solani was recorded for the first time in India. The fungus also attacked cotyledons and caused rotting to varying extent. The disease was effectively controlled by seed treatment with Thiride @ 6g/kg and soil drenching with Dithane M-45 (0.3%) @ 20 ml per tube in root trainers prior to sowing of ...
openaire   +1 more source

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