guava pest and diseases tnau

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Identification of pest. Guava diseases ppt 1. However, despite the guava plant possessed hardwood stems, trunks, and branches, the plant has its own share of pests. The infection was reported 15 -30 %. Book Detail: Language: English Pages: 172 Author: TNAU Price: Free . Natural Pest & Disease Control. By Idris on Monday, November 2, 2020. A.K. The fruit is oval in shape and green to yellow in color. Spraying the trees with 7.0 gm per litter of ZnSo4 and 46.5 gm of FeSo4 improves yield and quality. Guava (Psidium guajava Linn.) It damages the tender shoots. Guava wilt is a dramatic and devastating disease of plants that usually becomes noticeable with the onset of the rainy season. Triozhophos 2 ml+ neem oil 5 ml/1, phosalone 35 EC 1.5 ml+ neem oil 5 ml/1. Guava trees are damaged by the citrus flat mite. TNAU Agritech Portal :: Crop Protection : Crop Insect Pests. Crop Protection :: Pests of Guava . 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.Wilt is the most important disease of guava. Crop Protection :: Pests of Guava. Besides this, fruit and post harvest diseases are also important which causes serious loss. Scraping the loose bark to prevent oviposition by adult beetles. 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. This is nature's way of controlling populations. Home; Botany; Nutrition facts; Benefits; Diseases; Pests; Pests Pests. Insecticides: malathion 50 EC 0.1% two rounds, one at flower formation and next at fruit set. PERSENTATION ON DISEASES OF GUAVA PRESENTED BY SUSHEEL KUMAR Id. Prepared by DR. P. M. NIMJE AGRCULTURAL CONSULTANT, AISECT . Fruit Borers Guava - Plant description I. Pests A. Pests of National Significance 1. How To Protect Guava Trees From Insects. Plant Protection Equipments . Quarantine. Training Schedule for Fruits and Vegetables Preservation. Insect pests 2. Lecture 4.Diseases of Grapes. OCCURRENCE AND IMPORTANCE Wilt is a pernicious disease of guava in India. Abstract. The plant possesses oval or elliptical leaves which are smooth on the upper surface and hairy on the lower surface. Integrated Pest Management. Home; Botany; Nutrition facts; Benefits; Diseases; Pests; Pests. Visit of Additional Secretary (DARE) & Secretary (ICAR) to TNAU . Lecture 5.Diseases of Pomegranate and Papaya. This causes the yield to go down drastically. They gradually enlarge to form sunken and circular, dark brown to black spots. Caterpillars remain hidden in the tunnel during day time come out at night and feed on the bark. Learn about the botany of guava here and health benefits here Thrips (Red banded thrips) Thrips are common pests of many plants including guava. Adults and maggots attack semi – ripe fruits, Maggots destroy and convert pulp into a bad smelling. Papaya are very susceptible to diseases caused by many microorganisms especially fungi. Pests and diseases are part of the natural environmental system. During heavy infestation - application of imidacloprid 200SL at 0.01%, Caterpillar found on flower buds and fruit, Collect and destroy fallen and infested fruits, Use methyl eugenol lure trap (25/ha) to monitor and kill adults of fruit flies, Prepare methyl eugenol and malathion 50 EC mixture at 1:1 ratio( take 10 ml mixture/ trap). AESA based IPM A. Agro-ecosystem analysis B. Presence of gallery made out of silk and frass. On hatching the maggots enter into the fruits and cause fruit drop. 111. Introduction to Guava pests, diseases, and their control. No. Wilt of guava is one of the most important diseases of guava specially in India and loss due to this disease is substantial. MISRA Guava is scientifically Psidium guajava and belongs to the family Myrtaceae. Production Technology: Guava trees are planted at a distance of 5-6 meters. Adult is stout yellowish –brown moth with brown wavy markings on the forewings. The plant may develop light yellow leaves and sag noticeably, prematurely shed fruits or defoliate entirely. Crop Nematode Pest. Field scouting C. Surveillance through pheromone trap catches for Spodoptera and Helicoverpa D. Yellow pan water trap/sticky traps E. Light traps F. Nematode sampling III. Lecture 6.Diseases of Guava . By Idris on Monday, November 2, 2020. Ecological engineering for pest management A. Resistant/tolerant varieties IV. Diseases 3. Prune and destroy the infested shoots at initial stage of infestation. Covai Post Network . Learn more about guava from ultimate guide to botany …, This article contained a detailed guide on the distribution, symptoms, host range, and management of pests of guava. Lecture 2.Diseases of Mango. Pest Control for Guava Fruit. Agro-ecosystem Analysis (AESA) based Integrated Pest Management (IPM) A. AESA B. Guava Shoot Borer (Microcolona technographa): It is a serious pest in the guava nursery. Symptoms: The most characteristic symptoms appear during the rainy season as small pin-head sized spots on the unripe fruits. Guava has a slender trunk with smooth green to red-brown bark. MISRA, Head of Division and earlier Project Coordinator AICRP, STF of Central Institute for Subtropical Horticulture, Lucknow (CISH) | Read 189 publications | Contact A.K. How To Protect Guava Trees From Insects. 3rd YEAR VEG. SCIENCE 2. Lecture 3.Diseases of Banana. The infested shoots dry up which can be located from a distance by the presence of fine black growth on the leaves. Pest and Disease Surveillance and Forecast Report. Fruit Borers Congethes (=Dichocrocis) punctiferalis. Guava grows well both in wet and dry regions but it does better under irrigation in the dry tracts. Bacterial Diseases. Symptoms of damage: Caterpillar bores into young fruits . Well drained soils are the best suited for guava cultivation. Screening and evaluation of guava genotypes and species for biotic and abiotic stress tolerant root stocks Extension Activities Regular Training … Guava trees are damaged by the citrus flat mite. Pesticides. Congethes (=Dichocrocis) punctiferalis, Fruit borers: Deudorix (Virachola) isocratesÂ, Bark eating caterpillars, Indarbella sp, SAP FEEDERS Algal fruit spot of guava. In this system there is a balance between predators and pests. Weeds B. Pest of Regional Significance 1. Fruit Fly: Symptoms: During monsoon season, the adult lays eggs on the surface of the fruits. Acervuli are formed on fruit stalks. Guava fruit production isn’t affected by many pests. This includes anything related to guava pests and control. The creatures that we call pests and the organisms that cause disease only become 'pest and diseases' when their activities start to damage crops and affect yields. Pradhan Mantri Fasal Beema Yojana - New Crop Insurance Scheme. 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. I created this website to provide useful information about guava Botany alongside its health benefits, nutrition facts, diseases and pests. PEST MANAGEMENT PACKAGE FOR GUAVA Government of India Ministry of Agriculture Department of Agriculture & Cooperation Directorate of Plånt Protection, Quarantine & Storage N. H. IV, Faridabad - 121 001. Diseases II. … And presently guava is grown in different countries of the world. Cercospora Leaf Spot Of Guava: Cause, Symptoms, And Management, Algal Leaf Spot Of Guava: Symptoms And Management, Anthracnose Disease Of Guava: Causal Organism, Symptoms, And Treatment. First external symptom of the disease is the appearance of yellow colouration with slight curling of the leaves of the terminal branches. Adult - Females apterous, long, slender covered with white waxy secretions; Management. This disease can cause considerable postharvest losses and can affect young developing flowers and fruit. Overview The guava tree is one of the many trees with hardwood which may be hard for insects to … Nymph - Yellowish to pale white. Training Schedule for Food Science and Nutrition . Overview Guava (Psidium guajava) is one of the widely cultivated species of guava in tropical Americas. In this guide, you are going to learn how to protect the guava trees from insects. Recent Updates: Pest and Disease Surveillance and Forecast Report. Diseases 3. COURSE OUTLINE: Disease of Horticultural Crops & Their Management. Guava wilt; Fruit rot; Dieback and Anthracnose (fruit rot) Stem canker and dry fruit rot. Algal fruit spot of guava. Anthracnose: Gloeosporium psidii. Collect and destroy the damaged plant parts, Insecticides: malathion 50 EC  0.2%   at bimonthly interval at the time of flowering, Nymphs and adults suck the sap from leaves. The infected area of the unripe fruits becomes harder and corky. In India the disease was first recorded near Allahabad in 1935 . Guava is an evergreen shrub or small tree grown for its edible fruits. I'm Ya'u Idris, a Botanist. The larva bores into flower buds and then causes shedding. Postharvest Diseases :: Fruits :: Guava. Guava botany, nutrition facts, health benefits, diseases, and pests simplified. …, In this article, we are going to be looking at the worms in guava plus their control and management. Guava is an evergreen shrub or small tree grown for its edible fruits. Symptoms of damage. Lecture 7.Diseases of Apple . Insect pests 2. In this guide, you are going to learn how to protect the guava trees from insects. Triozhophos 2 ml+ neem oil 5 ml/1, phosalone 35 EC 1.5 ml+ neem oil 5 ml/1. Guava is scientifically Psidium guajava and belongs to the family Myrtaceae. Premature dropping of fruit. GUAVA WILT 3. The trunk may be branched at the base and the branches droop low to the ground. Guava trees are hardy, aggressive perennials native to tropical and subtropical America. 48008 M.Sc. Oidium mangiferae Berthet was found to be associated With the powdery mildew disease of mango. Pests and Diseases in Guava Cultivation:- The following are the major pests and diseases found in Guava cultivation. TNAU to rescue Ayakudi guava trees from killer fungi. Physalopara psidii Stevens &Pierce and Diplodia netalensis Evans; Fruit canker (Pestalotia psidii Pat.) If infestations are severe then apply the copper oxychloride paste on the trunk of the tree. Lecture 1.Diseases of Citrus. Tailed mealy bug: Ferrisa virgata Symptoms of damage. Guava: Diseases and symptoms. Remove and destroy dead and severely affected branches of the tree, Remove alternate host, silk cotton and other hosts, Swab Coal tar + Kerosene @ 1:2 or Carbaryl 50 WP 20 g / l of water on the basal portion of the trunk up to 3 feet height. Guava produces solitary white flowers and a berry fruit. In this guide, you are going to learn how to protect the guava trees from insects. The air- borne conidia are released from the old tissue harboring the dormant fungal Wilt is a pernicious disease and a curse to guava industry. Tea mosquito bug, Helopeltis antoniiÂ, Spiraling whitefly, Aleurodicus dispersus, Release of predators viz., Coccinellid predator, Cryptolaemus montrouzieri, Release of parasitoids viz., Encarsia haitierrsis and E.guadeloupae, Home | About Us | Success Stories | Farmers Association | Publications | Contact Us, Feeds on internal contents (pulp and seeds), Clean cultivation as weed plants serve as alternate hosts, Use light trap @ 1/ ha to monitor the activity of adults. Bait spray combining molasses or jaggery 10g/l and one of the insecticides, dimethoate 30 EC 1ml/lit, two rounds at fortnight interval before ripening of fruits, Nymphs and adults make punctures on petiole, tender shoots and fruits, Brownish – black necrotic patches develop on foliage, Elongate streaks and patches develop on shoots, Nymph and adult: Reddish brown, elongate bug with black head, red thorax, Adult – green colour, flat and oval shaped soft scale. After two weeks release 20 predator beetles viz., Honey dew - development of sooty mould fungus, Nymph - short glass like rods of wax along the sides of the body. Potassium deficiency: gauva. Besides, the infection is also greatly affected by the physiological conditions of the fruit, the temperature and the storage environment. Padding with monocrotophos 36 WSC 10 ml in 2.5 cm /tree soaked in absorbent cotton. Plant pests and diseases ... Guava pests. Weeds II. It can be grown upto 1000 m altitude. You should not miss this: Guava Pests, Diseases, and Control, Guava Plant Care. 1 11. Plants, at a later stage, show unthrifty-ness with yellow to reddish discoloration of leaves. Do's and Don'ts of Pesticide Spraying. Apply carbofuran 3G 5 g per hole and plug with mud. July 25, 2016 . Adult - Powdery white, active during early morning hours. Later they become voracious feeders making irregular holes on the plant leaves. Introduction to Guava pests, diseases, and their control The Guava tree is hardy, aggressive, and a perennial tree that has recently become a cultivated crop of subtropical regions. The few pests attracted to guava trees seldom cause severe damage and most are controllable by natural methods. After apply monocrotophos 36 WSC 10 to 20 ml/ hole, One celphos tablet (3 g aluminum phosphide) per hole. Lecture 8. May, 2001 . The Guava tree is hardy, aggressive, and a perennial tree that has recently become a cultivated crop of subtropical regions. It can tolerate salinity and alkalinity. Caterpillars bore into the trunk or junction of branches. IV. Managementues for High Temperature Stress in Crops. Overview The guava tree is one of the many trees with hardwood which may be hard for insects to damage. In early plant stages, the caterpillars are gregarious and scrape the chlorophyll content of leaf lamina giving it a papery white appearance. Crop Diseases. They cause a devastating loss in yield and quality of fruits in guava …. In saline soils add 3 Kg Gypsum/plant during planting and once in three years after planting to overcome the problem. Experts of the Tamil Nadu Agricultural University have found that the propagating materials themselves were the carriers of the root knot nematodes, which were leading to the attacks by wilt causing fungi on the guava trees of Ayakudi. Feeds on internal contents (pulp and seeds) Dry up and fall off in without ripening. Fungi can infect the fruit at the following stages: pre harvest, during harvesting, subsequent handling and marketing operations. Subsequently, there is premature shedding of leaves. Biological Control. Insect pests 2. May be hard for insects to damage of infestation pests of National Significance 1 Benefits...: 172 Author: TNAU Price: Free to form sunken and circular dark... Plants that usually becomes noticeable with the onset of the tree guava Psidium. 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