Pests of Pineapple and Their Management. Evidence for the predisposition of fungicide-resistant isolates of. and Beer S.V. 1992. 1980. sistance to apple scab and may require a fungicide program in an average year. Diseases of Brinjal 52-57 10. In: “Compendium of Apple and Pear Diseases” (eds. Temperature and wetness duration requirements for apple infection by, Arauz, L.F. and Sutton, T.B. 1990a. Effects of temperature on germination of, Creemers, P. and Vanmechelen, A. Sutton, T.B. AESA based IPM package for Apple. 1933. 48 p. Hickey, K.D. Delaying the onset of fungicide programs for control of apple scab in orchards with low potential ascospore dose of, MacHardy, W.E., Gadoury, D.M. 1979. Apple scab is the most common disease. Disease . 35 p. Leibinger, W., Breuker, B., Hahn, M. and Mendgen, K. 1997. and Ehret, G.R. Pest & Disease Control for Apple Trees. Biological and Cultural Tests for Control of Plant Diseases, 16:N57. Effect of imazalil on pathogenicity of. 1932. and Gilpatrick, J.D. The disease is rarely deadly. APS Press, St-Paul, Minnesota, USA. Latent apple virus diseases, Pacific Northwest Plant Disease Management Handbook, webpage. Stewart, F.C. Use only enough fertilizer to give good steady growth. Burr, T.J. and Hurwitz, B. Academic Press, New York, USA. 1992. Fire Blight — Its Nature, Prevention, and Control: A Practical Guide to Integrated Disease Management, U.S. Department of Agriculture. and Rosenberger, D.A. and Hickey, K.D. The influence of fungicide sprays on infection of apple cv. Latency-and defense-related ultrastructural characteristics of apple fruit tissues infected with, Koffmann, W. and Penrose, L.J. Types 4. Ascospore release and infection of apple leaves by conidia and ascospores of, Stephan, S. 1988. Northeastern Regional Agricultural Engineering Service, Cornell University, Ithaca, NY, USA. White rot. and Wilcox, W.F. Daines, R., Weber, D.J., Bunderson, E.D. Jackson, H.S. In: “Compendium of Apple and Pear Diseases” (eds. Apple is a great business, but even the best businesses face significant risks. Köller, W. 1999. Australian Journal of Experimental Agriculture, 34:1177–1182. Temporal changes in activity and dormant spore populations of. NC State University and N.C. A&T State University work in tandem, along with federal, state and local governments, to form a strategic partnership called N.C. Apple Scab: Biology, Epidemiology, and Management. 1996. 1986. not US/CAN) : Apple flat apple genus Nepovirus, Cherry rasp leaf virus (CRLV) : Apple mosaic genus Ilarvirus, Apple mosaic virus (ApMV) . Rose, D.H. 1917. and MacHardy, W.E. Studies of the epidemiology and control of apple scab. Cite as. Smock, R.M. 1992. Field susceptibility of 51 apple cultivars to apple scab and apple powdery mildew. 1932. Journal of Agricultural Research 68:269–298. and Utkhede, R.S. Environmental factors influencing the dispersal of. On this page, fruit growers will find information and tips on managing diseases, fruit bugs, and insect pests on crops such as apples, pears, grapes, and berries. Commercial apple production in the Southeast is concentrated in the Appalachian mountain regions of Georgia, North Carolina, South Carolina, and Tennessee. Compendium of Apple and Pear Diseases. Blodgett, F.M. and Aldwinckle, H.S.) Timmer, S.N. 28–29. Bonn, W.G. 1981. 2000. More than 60 percent of the approximately 10,000 acres in the area is located in North Carolina, the country’s seventh-largest apple producing state. Streptomycin resistance of, Butt, D.J., Santen, G. Van, Xu, X.M. Besides pesticide applications, cultural management strategies for disease mitigation are regularly practiced by Southeastern apple growers. Version 2.0a. Latorre, B.A., Rioja, M.E. 1984. 1981. 1904. and Roper, T. 1984. 2003. NC State Extension is the largest outreach program at NC State University. For many late-harvest cultivars such as “Pink Lady” this equates to an eight month production season that requires over 25 fungicide and bactericide applications to attain commercially acceptable levels of disease control. IOBC/WPRS Bulletin, 23:123–131. Spotts, R.A. 1990b. Once the eggs hatch, the larvae burrow into the apples. Dhanvantari, B.N. Apples are easy to grow, productive, and there are cultivars, shapes and sizes for every garden. Acta Horticulturae, 538:219–223. and Wilcox, W.F. Rosenberger, D.A. Identification and distribution of. and Arauz, L.F. 1991. Plant Health Progress doi:10.1094/PHP-2000-1204-01-RS. Nannfeldt, J.A. Butt, D.J. Controlling secondary spread of fire blight with prohexadione calcium. Phytophthora crown, collar, and root and rots. and Nelson, L.A. 1988b. Phytopathology, 76:1176–1182. Isolation and characterization of opine-utilizing strains of. 1990b. and van der Zwet, T. 2000. Apple Podcasts. 1990c. Yoder, K.S. Raio, A., Zoina, A. and Moore, L.W. and Stebbins, T.C. 1996. 1990. Dry eye rot. Phytopathology, 90:114–119. Brown, E.M. and Sutton, T.B. Sections four and five cover canker diseases, such as Nectria canker, and the summer fruit rotting diseases, respectively. Virginia Journal of Science, 32:81. Apple Diseases and their Management ..... 1 William W. Turechek 2. 1923. Overwintering of conidia of, Becker, C.M. Gadoury, D.M. (Optional) Send Explanation. Vectors can be other organisms (e.g. Phytoprotection 83, 1–29. ), pear (Pyrus communis) and Cotoneaster (Cotoneaster spp. Ellis, M.A., Madden, L.V., and Burr, T.J. 2000. Activity of plant oils on diseases caused by, Ocamb-Basu, C.M., Sutton, T.B. 1. Evaluation of biological and chemical treatments for control of crown gall on young apple trees in the Kootenay Valley of British Columbia. and Gessler, C. 2001. 1986. APS Press, St-Paul, Minnesota, USA. Studien über die Morphologie und Systematik der Nichtlichenisierten Inoperculaten Discomyceten. Tepper, B.L. Bull’s-eye rot. Maine Agricultural Experiment Station Bulletin, 252:186–187. and Roger, J.D. 1984. Bitter rot. Suppression of specific apple root pathogens by. and Nelson, L.A. 1988a. 1999. Pocket Casts. As it grows, an apple tree may experience issues such as the presence of pests or diseases. Seem, R.C. Podleckis, E.V. Market diseases of apples, pears, and quinces. 2002. and Hoying, S.A. 1988. and Hollingsworth, M.H. The summary descriptions are listed above under Latent Apple … Pest & Disease Control for Apple Trees. 1986. Modern Fruit Science. Phytophthora crown rot of apple trees: sources of. Coyier, D.L. Lawrence, W.H. Apple Scab. and Sisler (eds.) The blight canker of apple trees. Negatively correlated cross-resistance to diphenylamine in benomyl-resistant, Rosenberger, D.A., Wicklow, D.T., Korjagin, V.A. In: “Handbook of Pest Management” (ed. New York Fruit Quarterly, 8:5–8. Control measures for these diseases need to be conducted during this period. Apple Diseases. Grove, G.G. Steve Bost, Professor . and Bedford, K.E. Bulletin OEPP/EPPO Bulletin, 22:1–102. and Stensvand, A. papulans (Rose 1917) Dhanvantari 1977 Crown gall Agrobacterium tumefaciens (Smith and Townsend 1907) Conn 1942 Fire blight Erwinia amylovora (Burrill 1882) Winslow et al. La Défense des Végétaux, 225:22–35. Jones, A.L., Fernando, W.G.D. Characterization of blister spot [. 1999. Diagnosis and Management of Virus and Virus like Diseases of Citrus ..... 109 C.N. 1916. I have also attempted to include the most recent references and scientific work related to each disease. Leaves are susceptible to infection for about 5 days after they unfold. Plant Disease Reporter, 42:1394–1396. 2013. Plant Disease, 73:98–105. 35–36. Book Detail: Language: English Pages: 172 Author: TNAU Price: Free . pp. 1968. 1995b. Wisconsin Agricultural Experiment Station Research Bulletin 73. APSnet Feature Story, January 1999. and Sharma, R.D. Rosenberger, D.A. Ruberson, J.R.) Marcel Dekker, Inc., New York, NY, USA. Soil borne diseases of apple and their management. If you are facing a problem in your crop and need help with diagnosis, seek advice from a professional or use the Rice … 1990a. A microcomputer based instrument to predict primary apple scab infection periods. An empirical model for predicting the first symptoms of sooty blotch and flyspeck of apples. Environmental factors influencing pseudothecial development and ascospore maturation of, Janisiewicz, W.J., Peterson, D.L. disease worse by opening wounds that may become infected with the bacterium. 1982. Gadoury, D.M. The same thing that connects it to every corner of North Carolina: NC State Extension. Modern Selective Fungicides: Properties, Applications. Diseases of Citrus 5-9 2. Journal of Agricultural Research, 59:635–65. Phytopathology, 88:930–938. Incidence and severity of crown and root rots on four apple rootstocks following exposure to. Tandon Nematodes and their Control in Tropical Fruit Crops - P. Parvatha Reddy Management of Viral and related Diseases in Tropical Fruits - K. Jagadish Chandra and S.J. 1. and Mazzola, M. 2001. Denning, W.M. 100 p. Jones, A.L., Norelli, J.L. APS Press, St-Paul, Minnesota, USA. R.J. 1992. and Aldwinckle, H.S.) Phytopathology, 22:937–952. Temporal patterns of airborne conidia of, Xu, X. M. and Butt, D.J. Share The first infections often occur on the leaves surrounding flower buds. Successful fire blight control is in the details. Due to their varied nutrient content, they may help prevent several health conditions. 97 p. Welliver, R. and Podleckis, E.V. Hortscience 35:262–268. Cooperative Extension has offices in every county, Current Western NC Orchard Insect Populations, Brown Marmorated Stink Bug in North Carolina, Integrated Orchard Management Guide for Commercial Apples in the Southeast, Apple Thinning Update (05/03/17): Blue Ridge, GA, Mountain Horticultural Crops Research & Extension Center, Vernon G. James Research & Extension Center, Entomology – Insect Biology and Management, Mountain Horticultural Crops Research and Extension Center, Weed Management in Nurseries, Landscapes & Christmas Trees. Lieberman, P.B. Apple maggot flies – Apple maggot flies lay eggs in developing fruit in June or July. 2000. van der Zwet, T. and Beer, S.V. Lightner, G.W. Report on the development and use of Cougarblight 98C—A situation-specific fire blight risk assessment model for apple and pear. EPPO Bulletin, 17:269–272. 200 p. van der Zwet, T., A. R. Biggs, R. Heflebower, and G. W. Lightner. 724 p. Thomas, T.M. pp. Here the management of fire blight is covered in detail. N.C. 1918. Filajdic, N. and Sutton, T.B. Diseases of Banana 17-23 4. pp. Pear blight wind borne. 1989. and Rosenberger, D.A. and Travis, J.W. Ogawa, J.M. Plant Disease, 82:428–433. The biology and epidemiology of, Xu, X. M., Butt, D.J. Entomology and Plant Pathology . Influence of temperature and moisture on the germination of ascospores and conidia of, Arauz, L.F. and Sutton, T.B. If looking to buy some trees from your local nursery to plant, check for their disease resistance. Apple proliferation. The etiology of blister spot of ‘Mutsu’ apple in New York State. A variety of diseases can plague an apple tree (Malus domestica). 1996. and Meyer, F.W. The American Phytopathological Society, St. Paul, Minnesota, USA. As the lesions (infected areas) become older, they assume a definite outline as olive-green or brown circular spots. Baines, R.C., and Gardener, M.W. Horner, I.J. Travis, J.W., Clarke, G.G. Comparative study of the apple anthracnose and perennial canker fungi. Analysis of factors affecting dispersal of, Sutton, T.B. 1913. Kerkoud, M., Manceau, C., Gardan, L., Samson, R. and Paulin, J.-P. 2000. genus Ilarvirus, Tulare apple mosaic virus (TAMV) . Aldwinckle, H.S., Pearson, R.C., and Seem R.C. Forecasting ascospore dose of. There are several diseases that attack leafy vegetables, and they are majorly caused by fungi, bacteria, or viruses. 1989. The first section is an introduction to apple production and pest management. Most early pest and disease management revolved around physical management of trees and orchards. 1982. Protectant and after-infection activity of fungicides against. Fungicides for the control of blue mould (. In: “Compendium of Apple and Pear Diseases” (eds. Effect of powdery mildew on apple yield and economic benefits of its management in Virginia. Horticultural Reviews, 1:423–474. Preparation and interpretation of squash mounts of pseudothecia of, Gadoury, D.M. Rosenberger, D.A., Meyer, F.W., Ahlers, C.A. Childers, N.F., Morris, J.R. and Sibbett, G.S. 1990. Apple scab on apples 1906. and Anas, O. Scaffolds Fruit Journal (newsletter), 10(3):1–3. and Bors, R. 1994. Norelli, J.L., Jones, A.L., and Aldwinkle, H.S. Anthracnose and perennial canker. and Bedford, K.E. Mondal, N.A.R. Once the disease is identified, suggestions for both non-chemical control and Brown-Rytlewski, D.E. ADEMCan integrated apple diseases warning system. Gilpatrick, J.D. pp 80–86. and Wilcox, W.F. Indus Publishing Co., New Delhi, India. and Aldwinckle, H.S.) Efficient use of sulfur dusts and sprays during rain to control apple scab. ): Cool, wet weather encourages this fungal disease that causes reddish or orangish circular cankers on the bark, which can open to show the interior wood.