Misra, A.K., Om Prakash and Pandey, B.K. Diseases of Pomegranate and Papaya 28-32 6. Pervez Z, Alam MS, Islam MS, Ahmed NU, Mahmud MR (2018) First Report of Phytophthora Guava Fruit Rot in Bangladesh. 31. Guava trees are hardy, aggressive perennials native to tropical and subtropical America. Investigation on wilt disease of guava (. This disease can cause considerable postharvest losses and can affect young developing flowers and fruit. Diseases 3. Spray Mancozeb 0.25%. Diseases 3. Guava Diseases Caused by Fungi and Stramenopiles Anthracnose Anthracnose is the most commonly observed disease that affects both pre- and post-harvest management of guava. Guava diseases—their symptoms, causes and management. Diseases of Guava 33-35 7. The Eggs are first laid on the top of leaf axils, flowers inflorescence, tender part of plant shoots, and fruits. Weeds B. Pest of Regional Significance 1. Insect pests 2. Guava will grow optimally between 23 and 28°C (73–82°F) but established trees can tolerate short periods at -3 to -2°C (27-28°F) although temperatures below 15°C (60°F) can cause the tree to cease producing fruit. Management recommendations are available in our sweetpotato root knot nematode fact sheet and previous alerts. Springer, Dordrecht. Red rust Cephaleuros virescens This disease is exceptionally severe in guava. Diseases of Banana 17-23 4. Management. Anthracnose is the most commonly observed disease that affects both pre- and postharvest management of guava. J Plant Pathol Microbiol 9: 433. doi: 10.4172/2157-7471.1000433 In Diseases of Fruits and Vegetables: Volume II (pp. The eggs usually take 6-7 days to jump into the larval stage. Misra, A.K., 2004. Basic requirements Guava is mainly grown in the tropics and will tolerate temperatures between 15 and 45°C (59–113°F). Diseases of Citrus 5-9 2. Diseases of Grapes 24-27 5. They are one of 150 species of Psidium, of which most are fruit bearing.Hardy the guava may be, but they do have their share of guava pest problems, most of which can be dealt with using natural pest control methods for guava trees. Diabetes usually presents signs and symptoms, which include weight gain, polyphagia (frequent eating), polydipsia (frequent drinking), and … It has been reported in all guava-growing areas around the world where high rainfall and humidity are present. Weeds II. This is a pest of guava that affect guava plant yield and productivity. Diseases of Apple 36-43 8. Insect pests 2. Apple Guava (light red fleshed) is moderately resistant to anthracnose. Guava leaves also help in the management of diabetes mellitus, an endocrine disorder characterized by a prolonged increase in the blood sugar levels. 1968. It has been reported in all guava-growing areas around the world The pathogen can affect foliage, young shoots, inflorescences and fruit of guava. Agro-ecosystem Analysis (AESA) based Integrated Pest Management (IPM) A. AESA B. GUAVA DISEASES AND MANAGEMENT 93. practically constant but the sporulation is profuse in case of potassium nitrate and. Some chemical changes in guava fruits infected by. Indian Phytopathology, 48: 86–89. Typical symptoms associated with this disease include distortion, defoliation, reduced growth and if severe, mortality. Production of pectolytic and cellulolytic enzymes. aspargin. Diseases of Mango 10-16 3. Management Spraying the trees with Bordeaux mixture 1.0 % or copper oxychloride 0.2 % or Carbendazim 0.1% before the onset of monsoon reduces the disease incidence. 30. 81-119). If you observe root knot nematode damage in your sweetpotatoes, we strongly suggest contacting your local extension agent and sending samples to the NC State University Plant Disease and Insect Clinic or the NCDA Nematode Lab . Guava - Plant description I. Pests A. Pests of National Significance 1. Index SN Lecture Page No 1. 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