INTRODUCTION Botanical name: Malus domestica Family: Rosaceae Production: 76.51 Mt (world) 2891 met tonnes( India) Productivity: 14.36 MT/Ha (World) 10.1 MT/Ha (India) India is the 5th largest producer of apple in world grown in J&K, Himachal pradesh, Uttrakhand Jammu and Kashmir is largest producer (64.5%) of … This disease affects almost all citrus varieties ... it may invade the cortex and pith and cause yellowbrown discolouration of tissues. This virus belongs to an important fruit of subtropical countries is affected by about 177 pathogens of which, 167 are fungal, 3 bacterial, 3 algal, 3 nematodes and one epiphyte. Inst., A.R.C., Giza, Egypt. These pathogens cause various diseases viz. Due to it's perishable nature number of pathogens are reported on fruits which causes different types of rots of guava fruits. 'Chorus Magenta' was recently identified and named as Phomopsis limonii I. Harvey, E. Morgan & G. Burge. effusum. Anurag Kerketta CHRS, Jagdalpur Diseases of Guava 2. Disease - Citrus canker. Guava wilt, anthracnose, canker and several root pathogens cause severe losses (Mishra, 2005). Wilt is one of the most distructive diseases of guava in India and loss due to this disease is substantial. throughout the world, and is also reported to infect other species in the Myrtaceae myrtaceae Subject Category: Organism Names see more details.Since the pathogen is known to occur in S. Africa, it could pose a potential threat to exotic myrtaceous crops such as guavas guavas Subject Category: Commodities and Products Guava Diseases; Fig. This study was designed to throw lights on dieback and canker disease on urban trees of Ficus sp. DISEASES 1. Wilt is the most important disease of guava. This disease occurs in all citrus fruits. Symptoms - This is a bacterial disease, which is the most serious disease in the rainy season. 3 % mustard oil proved to be repellent for the flies (Varun and Saxena, 2017). Guava ( Psidium guajava Linn.) Diseases of Fruit, Plantation, Medicinal and Aromatic Crops-: Course content creator :-Dr. V. B. Sanath Kumar Associate Professor & Programme co-ordinator KVK, VC Farm, Mandya e-mail: sana_path@rediffmail.com ADVERTISEMENTS: In this article we will discuss about the classification of plant diseases. The guava (Psidium guajava L., Myrtaceae), is one of 150 species of Psidium most of which are fruit bearing trees native to tropical and subtropical America. Stem canker and dry fruit rot. Leaf curl virus infect the plants at the seedling stage and at the apical meristem. During rainy and warm weather, bacteria ooze out of lesions and splashes on to young tissues, where they enter through the wound or stomata. Causal Organism: Botryodiplodia (Lasiodiplodia) theobromae Dieback is one of the serious diseases of mango. Saxena, S., Hallan, V., Singh, B.P. These diseases are described with respect to the causal organism and symptoms in the present paper. causal organism of guava canker. Temperature in-fluenced the onset of disease with no symptoms The tree is drought-tolerant but in dry regions lack of irrigation during the period of fruit development will cause … 11 Mushroom root rot fruiting bodies Back to Guava Page: Anthracnose Caused by the pathogen Colletotrichum gloeosporioides Anthracnose is the most commonly observed disease … Physalopara psidii Stevens &Pierce and Diplodia netalensis Evans Disease symptoms: Physalopara psidii causes stem canker and the imperfect stage Diplodia netalensis dry fruit rot. Orchards may be rejuvenated by drastic pruning. Branch necrosis Dothiorella sp. APPLE DISEASES SAJAD UN NABI BY 2. It overseasons in the leaves, twigs and fruits lesions. in Egypt, its causal pathogens and disease control. recorded on guava fruits. Integrated pest management (IPM) practices like roughing infected plants, postharvest sanitation considered as best to manage Ceratocystis wilt Ceratocystis fimbriata Chalara sp. Pycnidia are ovoid and thick walled. The disease is noticed on leaves, leaf stalks, stems, twigs, branches and fruits, initially producing water soaked lesions, later turning into typical canker. Guava are native to Central America, Mexico, and northern South America (Wikipedia, 2013) It is considered as nutrient rich sources for humans globally as it contains vitamin C, pectin, calcium, phosphorous and trace elements. Pestalotia leaf Spot a New Disease affect Guava Trees in Egypt Moustafa M.S.H. Bacteria and fungi are the major diseases causal organisms affecting guava leaves and fruits development. Even minor disease like leaf spots can cause great losses. and Sane, P.V., 1998. , E. Morgan & G. Burge dieback and canker disease on urban trees of Ficus.! Mustard oil proved to be repellent for the flies ( Varun and Saxena, 2017 ) is most. It 's perishable nature number of pathogens are reported on fruits which causes different types of rots of guava India! 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