Management recommendations are available in our sweetpotato root knot nematode fact sheet and previous alerts. In Diseases of Fruits and Vegetables: Volume II (pp. Misra, A.K., Om Prakash and Pandey, B.K. The pathogen can affect foliage, young shoots, inflorescences and fruit of guava. 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. Insect pests 2. It has been reported in all guava-growing areas around the world Diseases of Citrus 5-9 2. Springer, Dordrecht. GUAVA DISEASES AND MANAGEMENT 93. practically constant but the sporulation is profuse in case of potassium nitrate and. Diseases of Pomegranate and Papaya 28-32 6. Guava diseases—their symptoms, causes and management. Some chemical changes in guava fruits infected by. The Eggs are first laid on the top of leaf axils, flowers inflorescence, tender part of plant shoots, and fruits. Guava - Plant description I. Pests A. Pests of National Significance 1. Diseases of Banana 17-23 4. Diseases of Mango 10-16 3. Diseases of Guava 33-35 7. 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. Diseases 3. Agro-ecosystem Analysis (AESA) based Integrated Pest Management (IPM) A. AESA B. Guava trees are hardy, aggressive perennials native to tropical and subtropical America. This disease can cause considerable postharvest losses and can affect young developing flowers and fruit. Diabetes usually presents signs and symptoms, which include weight gain, polyphagia (frequent eating), polydipsia (frequent drinking), and … 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. Anthracnose is the most commonly observed disease that affects both pre- and postharvest management of guava. Apple Guava (light red fleshed) is moderately resistant to anthracnose. Pervez Z, Alam MS, Islam MS, Ahmed NU, Mahmud MR (2018) First Report of Phytophthora Guava Fruit Rot in Bangladesh. 31. This is a pest of guava that affect guava plant yield and productivity. Basic requirements Guava is mainly grown in the tropics and will tolerate temperatures between 15 and 45°C (59–113°F). Guava leaves also help in the management of diabetes mellitus, an endocrine disorder characterized by a prolonged increase in the blood sugar levels. Indian Phytopathology, 48: 86–89. Diseases of Apple 36-43 8. Red rust Cephaleuros virescens This disease is exceptionally severe in guava. 81-119). Guava rust: Puccinia psidii Symptoms. aspargin. Weeds B. Pest of Regional Significance 1. Production of pectolytic and cellulolytic enzymes. 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. Chibber, H.M. 1911. and Mathur, K. 1980. Diseases of Grapes 24-27 5. Misra, A.K., 2004. 30. J Plant Pathol Microbiol 9: 433. doi: 10.4172/2157-7471.1000433 Insect pests 2. Spray Mancozeb 0.25%. Investigation on wilt disease of guava (. Diseases 3. Typical symptoms associated with this disease include distortion, defoliation, reduced growth and if severe, mortality. Distribution of guava wilt in relation to age, soil type, management practices and varieties grown in Haryana. Index SN Lecture Page No 1. Management. 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 . Weeds II. The eggs usually take 6-7 days to jump into the larval stage. It has been reported in all guava-growing areas around the world where high rainfall and humidity are present. This disease can cause considerable postharvest losses and can affect young developing flowers and fruit. 1968. Agro-Ecosystem Analysis ( AESA ) based Integrated pest management ( IPM ) A. AESA B plant yield and productivity rust. Management ( IPM ) A. AESA B if severe, guava diseases management ) is moderately resistant anthracnose. Age, soil type, management practices and varieties grown in the and... 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