rhizoctonia solani

Listing 1 - 10 from 49 for rhizoctonia solani

New Disease Reports - First report of Rhizoctonia solani causing leaf spot of Adhatoda vasica
... and distribution of citrus leprosis virus (CiLV-C) in Honduras, Central America First report of Rhizoctonia solani causing leaf spot of Adhatoda vasica O.P. Verma*, N. Singh and P. Sharma ... on the cultural characters and morphology of mycelium and sclerotia, the fungus was identified as Rhizoctonia solani. The identity of the fungus was confirmed by Mycology Section, Agharkar Research Institute, Pune ...
www.bspp.org.uk

New Disease Reports - First report of Rhizoctonia solani causing blight on Yam bean (Pachyrrhizus erosus) in India
... in shape and size. Based on the morphological and cultural characters, the pathogen was identified as Rhizoctonia solani. Pathogenicity of the fungus was proved by inoculating healthy leaves with both fungal mycelium ... reported previously on various crops from India (Bilgrami et al., 1991; Butler, 1997), and R. solani has been found affecting P. erosus in Hawaii (Raabe et al., 1981), this is the ...
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Mycology - Reproduction and Dispersal - Introduction
... & Dispersal Introduction Compatibility & Sterility Introduction Compatibility Bipolar Crosses Tetrapolar Crosses Cytoplasmic Inheritance Conclusion Questions Info Box: Anastomosis Groups of Rhizoctonia solani Nuclei Behaviour in the Thallus Introduction Zygomycota Ascomycota Basidiomycota Conclusion Questions Info Box: Vegetative Compatibility Recombination of Genetic Material Introduction ...
bugs.bio.usyd.edu.au

Nuclear States Questions
... in the compartment. The fungus would be able to control production of important enzymes by managing nuclei separately. Further, mutations in one nucleus might be masked, enabling the fungus to function normally. In the case of Rhizoctonia solani, the species has formed a diversity of biotypes, some of which are pathogens, others are saprotrophs, and yet others ...
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Brown Patch
... Nebraska Extension Brown Patch is a common turf disease that occurs every year in eastern Nebraska and is caused by the fungus Rhizoctonia solani. In home lawns, Brown Patch is usually found on bluegrass, tall fescue, perennial rye and zoysia grass. Symptoms of Brown Patch start with scattered dead grass blades forming a circle or semi-circular pattern in the ...
hortparadise.unl.edu

14- Fruit Disease:
... that the percentage of infection was variable dependent on cultivar and seedling age. Research identified the set of causal fungi, including Fusarium sp., Sclerotium rolfsii (in apple) Rhizoctonia solani (in pear) and Phomopsis pinicola. Tests indicated that all cultivars were susceptible to infection and developed disease symptoms. Effective chemical control includes soil disinfestation and ...
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16- Ornamental Plant Disease:
... Root Rot and Wilt Neck and Root Rot Southern Blight Curvularia Corm Rot Sclerotinia Dry Rot Root Knot Nematode Fusarium equiseti Fusarium moniliforme Macrophomina phaseolina Pythium sp. Rhizoctonia solani Sclerotium rolfsii Curvularia trifolii Sclerotinia gladioli Meloidogyne sp. Indoor Ornamental Plants (dracena, ficus, pothos, scheflera, poinsetta, yucca) Root Rot and Wilt Fusarium sp. ...
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Rhizoctonia Stem and Stolon Canker of Potato, HYG-3108-95
... on potatoes that can result in delayed emergence, reduced stands and poor tuber quality. Symptoms Rhizoctonia canker often goes unnoticed until harvest when tubers are found to be covered with small ... fall favor formation of sclerotia on tubers. Causal Organism This disease is caused by the fungus Rhizoctonia solani which can survive in the soil for many years, even under relatively dry conditions. ...
ohioline.osu.edu

Rhizoctonia diseases in tobacco greenhouses
... and die (figure 2). Primary Sources of Inoculum Figure 2. Damping off symptoms. Figure 3. Rhizoctonia in crevices of a tray, serving as a source of inoculum. The primary sources of ... Thanatephorus cucumeris (Figure 22, 23) Alkaline Water Agar (AWA) a semi-selective medium to isolate Rhizoctonia solani Other Links: Plant Disease Information Notes Home Page North Carolina Insect Notes North Carolina ...
www.ces.ncsu.edu

Management of Rhizoctonia Root Rot of Sugarbeet
... tissue is firm but may become soft as secondary fungi and bacteria invade. Causal organism Rhizoctonia solani is the imperfect (asexual) stage of the sexual spore producing fungus Thanatephorus cucumeris (Frank ... in the Pacific Northwest. If used, greater loss could occur from curly top than from Rhizoctonia root rot. In addition, these varieties are generally lower in yield and quality than standard ...
www.uidaho.edu