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