Canker production by strains of Botryodiplodia theobromae in Cephalosporium-wilted sycamore

by R. Lewis

Publisher: Dept. of Agriculture, Forest Service, Southern Forest Experiment Station in New Orleans, La

Written in English
Published: Downloads: 899
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Subjects:

  • Canker (Plant disease),
  • Sycamores

Edition Notes

Bibliography: p. 2

StatementR. Lewis, jr. and E. P. Van Arsdel
SeriesUSDA Forest Service research note SO ; 236
ContributionsVan Arsdel, E. P. 1925- , joint author, United States. Forest Service, Southern Forest Experiment Station (New Orleans, La.)
The Physical Object
Pagination2 p. ;
ID Numbers
Open LibraryOL13564480M

Botryosphaeria canker of grapevines in California José R. Úrbez-Torres and Walter D. Gubler Department of Plant Pathology, University of California, Davis, California, U.S.A. Perennial cankers and consequent grapevine dieback are a major problem in California Size: KB. Platanus occidentalis L.. Sycamore. Platanaceae -- Sycamore family. O. O. Wells and R. C. Schmidtling. Sycamore (Platanus occidentalis) is a common tree and one of the largest in the eastern deciduous names are American planetree, buttonwood, American sycamore, and buttonball-tree. Plant Disease Plant Disease First Report of Lasiodiplodia theobromae Associated with Stem Canker of Almond in California S. F. Chen and D. Morgan, Department of Plant Pathology, University of California Davis, Kearney Agricultural and Extension Center (KARE), Parlier, ; R. H. Beede, University of California Cooperative Extension Kings County, Hanford.   Abstract. Species of the Botryosphaeriaceae are important pathogens causing cankers and die-back on many woody plants. In Uruguay, Neofusicoccum eucalyptorum, N. ribis and B. dothidea have previously been associated with stem cankers on plantation-grown Eucalyptus r, very little is known regarding the occurrence and species diversity of Botryosphaeriaceae in native Cited by:

  Botryosphaeriaceae species are pathogens of apple and many other woody hosts worldwide. In this study, 34 apple orchards belonging to 22 farmers located in the south of Uruguay, the main apple production region, were surveyed. Stem canker, die-back and fruit rot were consistently observed, the most serious damage being due to cankers. From the 91 Botryosphaeriaceae isolates Cited by: 6. Botryosphaeria canker is a common fungal disease of trees and woody shrubs, but it only attacks plants that are already stressed or weakened by other pathogens. Cankering can become quite extensive within the cambian layers, heartwood and inner bark of woody plants, cutting off the tissues that transport water and nutrients throughout the plant. A canker is a dead area on the stem or trunk of a tree or shrub. Vascular tissue under the canker is dead. Cankers also may appear on herbaceous plant material, usually as sunken (dead) areas on the stems. The term "canker" is a general one referring to a symptom on the plant but does not indicate cause. Cankers are common on a wide range of. Botryosphaeria stem canker, caused by the fungus Botryosphaeria corticis, is a disease of both highbush and rabbiteye blueberries throughout the Southeastern United disease is usually associated with injuries to the branches, such as those that occur by a freeze or some type of mechanical injury, including injuries caused by string trimmers, mowers or mechanical harvesters.

UC Management Guidelines for Botryosphaeria Dieback on Grape. Grape Botryosphaeria Dieback Pathogens: Species in the fungal family Botryosphaeriaceae, including Neofusicoccum parvum, Diplodia seriata, and Lasiodiplodia theobromae. (Reviewed 12/14). In this Guideline. Bacterial canker is also known as “gummosis”, “blossom blast”, “dieback”, “spur blight” and “twig blight”. What does bacterial canker look like? Often branch dieback is the first symptom of bacterial canker that homeowners notice. However, other more subtle symptoms of flowers, leaves, fruits and branches typically precede. Kaboom is a cross that combines Jack's Cleaner genetics with Vortex. This sativa-dominant strain gives you an energetic head buzz that provides a spark of creativity and lifts the mood. Medical /5(69). Botryosphaeria Canker - Shrubs Botryosphaeria Canker, (Botryosphaeria dothidea) Botryosphaeria canker is the most common disease of rhododendron in the landscape. A typical symptom of this fungal disease is scattered dying branches on an otherwise healthy plant. Leaves on infected stems droop and roll inward, then turn brown.

Canker production by strains of Botryodiplodia theobromae in Cephalosporium-wilted sycamore by R. Lewis Download PDF EPUB FB2

Fore, the canker-producing ability of strains of B. tbeobromae in sycamore is not entirely due to their ability to colonize sycamore tissues. Host vigor at the time of infection appears to be a factor in determining whether strains of B. theobromae can induce cankers in sycamore.

Trees that are stressed by Cephalosporium wilt are very vulnerable to 6. fheobfomae infections and canker : R. Lewis, Eugene P. van Arsdel. The less virulent strain colonized all sycamores inoculated with it but, in most cases, did not induce cankers unless the sycamores were wilting from Cephalosporium diospyri infections.

The virulent strain of B. theobromae induced cankers in both wilting and non-wilting sycamores but it induced cankers more rapidly in the wilting trees.

Cephalosporium wilt can make sycamores more vulnerable to Botryodiplodia : R. Lewis, Eugene P. van Arsdel.

Canker production by strains of Botryodiplodia theobromae in Cephalosporium-wilted sycamore Author: R Lewis ; E P Van Arsdel ; Southern Forest Experiment Station.

In the Mississippi Delta, Botryodiplodia theobromae placed beneath the bark of sycamore trees incited cankers on 99% of trees inoculated in July, and on 66% of those inoculated in September. Infection occurred following inoculations made throughout the year, but was most common when the fungus was introduced during warm weather.

Canker production by strains of Botryodiplodia theobromae in Cephalosporium-wilted sycamore / R. Lewis, jr. and E. Van : R. (Robert) Lewis. Sycamore Canker Caused by Botryodiplodia theobromae T. Filer, Jr. Research Plant Pathologist, Southern Hardwoods Laboratory, Stoneville, Mississippi The laboratory is maintained by the Southern Forest Experiment Station in cooperation with the Mississippi Agricultural Experi­Cited by: 6.

The rot fungus Botryodiplodia theobromae strains cross infect cocoa, mango, banana and yam with significant tissue damage and economic losses Peter Twumasi1*, Godfried Ohene-Mensah1,2 and Emmanuel Moses3 1Department of Biochemistry and Biotechnology, College of Science, Kwame Nkrumah University of Science and Technology (KNUST), Kumasi, Ghana.

A description is provided for Botryodiplodia theobromae. Information is included on the disease caused by the organism, its transmission, geographical distribution, and hosts. HOSTS: Plurivorous, on approximately host plants (30, ; Wellman, ; Goss et al., ).

Also isolated from ulcerated human cornea, lesions on nail and subcutaneous by: The conidia of Botryodiplodia theobromae are initially hyaline and non-septate and may be released from pycnidia in this condition.

Later they become darkly pigmented and septate. Their maturation is slow, and involves increased deposition of electron-opaque material in the outer region of the original wall of the conidium and the appearance of an electron-transparent interior secondary wall Cited by: variability in Botryodiplodia theobromae (Botryosphaeriaceae) isolates associated with die-back and bark canker of pear trees in Punjab, India M.D.

Shah1, K.S. Verma2, K. Singh3 and R. Kaur2 1Division of Plant Pathology, Sher-e-Kashmir University of Agricultural Sciences and Technology of Kashmir, Shalimar, Srinagar, Jammu and Kashmir, India. Botryodiplodia theobromae Pat. which is a very common fungus in tropical areas has been induced to form fruiting structures-stromata in pure culture.

These stromata produced on malt agar and on oatmeal agar are similar in both macroscopic and microscopic structure to those formed on naturally infected wood. Both the one celled, hyaline, ‘immature’ conidia and the one-septate, brown Cited by: Open-pollinated progenies from Platanus occidentalis trees representing five southern seed sources were less susceptible to Botryodiplodia theobromae than similar progenies from trees representing 16 midsouth seed sources, when scored 4 years after planting at a Mississippi River delta site, but symptoms were negligible in similar traits at three Gulf Coastal Plain by: 2.

Learn about Botryodiplodia theobromae (See Lasiodiplodia) About Us. Eurofins EMLab P&K is the leading commercial IAQ laboratory in North America and specializes in analyzing samples to identify mold, bacteria (including Legionella, E.

coli, Endotoxins, etc.), asbestos, and radon. Describes B. theobromae, a facultative wound pathogen causing numerous diseases alone or in association with other primary invaders on approximately host plants.

Distribution is worldwide, but the fungus is mainly confined to a zone 40 deg N deg S. of the equator. Citrus is one of the most important fruit crops in Florida and in the world. Diplodia stem-end rot caused by Lasiodiplodia theobromae (synonyms: Botryodiplodia theobromae and Diplodia natalensis) is an economically important postharvest fruit decay that occurs on all types of citrus grown in Florida and other hot, humid tropical and subtropical regions in the by: 4.

Canker production by conidia and mycelium of a hypervirulent strain of Botryodiplodia theobromae in different types of artificial infection courts on sycamore by: 2.

Botryodiplodia spp. are known to produce cankers and dieback of several woody hosts. Botryodiplodia diseases were observed in 7-year-old orchards in Rhafah, north of Sinai, Egypt, in July and Symptoms appeared as dieback and cankers with dead leaves that were covered mostly with grayish white fungal growth; black pycnidia appeared on the surface of the infected branches.

The study reports the characterization of 10 isolates of mulberry black root rot causing fungus, Botryodiplodia theobromae obtained from the infected gardens of Karnataka, Andhra Pradesh and Tamil Nadu.

The analysis based on cultural, morphological, pathogenicity and molecular markers (RAPD and SSRs) revealed significant variations among the : P. Sowmya, V. Nishitha Naik, V. Sivaprasad, V. Girish Naik. B. theobromae Pat.

was found to be pathogenic on banana (Musa paradisiaca L.) variety “Bhusaval”. Its symptoms and morphology were studied. Inoculation tests were performed and the pathogenicity of the organism on its host was confirmed.

It was also found that injury to the fruits enhanced the chances for infection. Percentage rot of banana fruits was found to be maximum at 25° Cited by: 7.

Antagonistic activity of five yeast strains (Pichia anomala P. anomala MohPichia guilliermondii Lipomyces tetrasporus Y and Metschnikowia lunata Y) was evaluated against dipoldia rot of guava caused by Botryodiplodia s revealed that both strains of P.

anomala were the most effective antagonists against the pathogen in by: Diplodia stem-end rot caused by Lasiodiplodia theobromae (synonyms: Botryodiplodia theobromae and Diplodia natalensis) is an economically important postharvest fruit decay that occurs on all types of citrus grown in Florida and other hot, humid tropical and subtropical regions in the world.

Postharvest Diplodia stem-end rot develops from latent infections of the fungus established in necrotic. Lasiodiplodia theobromae afectando el Cultivo de leading to a fall in production. theobromae has been also described as the causal agent of avocado (syn.

Botryodiplodia theobromae Pat. This study investigated infection and weight loss in market samples of Ipomea batatas in relation to their phenol and calcium content which confer resistance to infection in plants.

Tubers were incubated for seven days only with Botryodiplodia theobromae (because of rapid deterioration) in a CRD experiment of two treatments (the two markets, Lagos and Abeokuta) and seven replicates. Following accounts of the taxonomy and distribution of this ubiquitous, facultative, wound pathogen, descriptions are given of diseases caused on cacao, citrus, cotton, fibre plants, flowers and ornamentals, fruit, grapevine, officinal plants, palms, rubber, sugarcane, tea, tobacco, trees, timber and vegetables.

A list of synonyms and host and subject indexes are by: BOTRYODIPLODIA THEOBROMAE AND ITS ASSOCIATION WITH MUSA SPECIES ROGER D.

Goos, ELSIE A. Cox AND G. STOTZKY (WITH 7 FIGURES) Botryodiplodia theobromae Pat. is a common and widespread fungus in tropical areas, where it is well-known as a wound parasite on a wide range of host plants.

A partial list of the recorded hosts includes citrus. 86 isolates of Botryodiplodia theobromae Pat., causing mango stem end rot, were obtained from 3 regions in Hainan province of China and tested for their resistance to carbendazim (MBC) in laboratory.

The toxicity of 23 fungicides to 2 isolates of carbendazim-resistant and 2 isolates of carbendazim-sensitive B. theobromae was tested by mycelium growth rate methods, and analyzed by the EC Symptom development after artificial inoculation of Botryodiplodia theobromae, a possible causal organism to quick decline in mango trees.

Botryodiplodia theobromae is a virulent plant pathogen commonly found in the tropics and sub-tropics. The fungus has wide range of plant hosts and known to cause yield losses up to 80% espe-cially on cash and food crop farms. This study aimed at establishing genetic diversity of B.

theo-bromae collected from four common food and cash crops grown in : c Adu Kyere, R M Noye, A Menyeh. Mycopath () 7(1): Physiological studies on Lasiodiplodia theobromae and Fusarium solani, the cause of Shesham decline 1Parveen Kausar, 2Sobia Chohan* and 2Rashida Parveen 1Deptt.

of Botany, Bahauddin Zakariya University, Multan 2University college of Agriculture, Bahauddin Zakariya University, Multan * Corresponding author’s e-mail: [email protected] Botryodiplodia theobromae may not be the main causal organism of this disease.

Although, B. theobromae is associated with quick decline mango tree and also give rise to one or more of the symptoms of quick decline in inoculated plants.

But, it is an opportunistic pathogen and becomes more virulent in combination with others fungi, i.e. US East Coast: US West Coast: Canada: The commonly known Diplodia stem-end rot is caused by Botryodiplodia theobromae (Physalospora rhodina Berk & Curt.) Cooke.

Phomopsis stem-end rot is caused by Phomopsis citri Fawcett. These fungi are waterborne and spread through rain splash from dead twigs. The Botryodiplodia is very active in warmer seasons and its symptoms are characteristic (Figsee also Plate ), while Phomopsis.Lasiodiplodia theobromae is a plant pathogen with a very wide host range.

It causes rotting and dieback in most species it infects. It is a common post harvest fungus disease of citrus known as stem-end rot. It is a cause of bot canker of grapevine. It also infects Biancaea sappan, a species of flowering tree also known as : Dothideomycetes.