The infested shoots dry up which can be located from a distance by the presence of fine black growth on the leaves. The fruit is oval in shape and green to yellow in color. Covai Post Network . Well drained soils are the best suited for guava cultivation. Guava: Diseases and symptoms. The infected area of the unripe fruits becomes harder and corky. Guava wilt is a dramatic and devastating disease of plants that usually becomes noticeable with the onset of the rainy season. Pests and Diseases in Guava Cultivation:- The following are the major pests and diseases found in Guava cultivation. Triozhophos 2 ml+ neem oil 5 ml/1, phosalone 35 EC 1.5 ml+ neem oil 5 ml/1. Biological Control. 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. How To Protect Guava Trees From Insects. Guava is an evergreen shrub or small tree grown for its edible fruits. On hatching the maggots enter into the fruits and cause fruit drop. Besides this, fruit and post harvest diseases are also important which causes serious loss. Lecture 2.Diseases of Mango. 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. The air- borne conidia are released from the old tissue harboring the dormant fungal Scraping the loose bark to prevent oviposition by adult beetles. Introduction to Guava pests, diseases, and their control. GUAVA WILT 3. 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. Symptoms of damage. Managementues for High Temperature Stress in Crops. Bacterial Diseases. May, 2001 . Agro-ecosystem Analysis (AESA) based Integrated Pest Management (IPM) A. AESA B. 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. 48008 M.Sc. Plants, at a later stage, show unthrifty-ness with yellow to reddish discoloration of leaves. Lecture 4.Diseases of Grapes. Lecture 8. 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. Prune and destroy the infested shoots at initial stage of infestation. In early plant stages, the caterpillars are gregarious and scrape the chlorophyll content of leaf lamina giving it a papery white appearance. Training Schedule for Food Science and Nutrition . Potassium deficiency: gauva. Guava grows well both in wet and dry regions but it does better under irrigation in the dry tracts. The larva bores into flower buds and then causes shedding. 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. Abstract. Diseases 3. … 3rd YEAR VEG. Crop Nematode Pest. Adult is stout yellowish –brown moth with brown wavy markings on the forewings. This causes the yield to go down drastically. MISRA Feeds on internal contents (pulp and seeds) Dry up and fall off in without ripening. AESA based IPM A. Agro-ecosystem analysis B. Training Schedule for Fruits and Vegetables Preservation. Diseases II. Plant Protection Equipments . Caterpillars remain hidden in the tunnel during day time come out at night and feed on the bark. 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). Plant pests and diseases ... Guava pests. Guava wilt; Fruit rot; Dieback and Anthracnose (fruit rot) Stem canker and dry fruit rot. Wilt is a pernicious disease and a curse to guava industry. The Guava tree is hardy, aggressive, and a perennial tree that has recently become a cultivated crop of subtropical regions. Quarantine. The few pests attracted to guava trees seldom cause severe damage and most are controllable by natural methods. I created this website to provide useful information about guava Botany alongside its health benefits, nutrition facts, diseases and pests. If infestations are severe then apply the copper oxychloride paste on the trunk of the tree. Production Technology: Guava trees are planted at a distance of 5-6 meters. Guava (Psidium guajava Linn.) In this system there is a balance between predators and pests. Prepared by DR. P. M. NIMJE AGRCULTURAL CONSULTANT, AISECT . 111. SCIENCE 2. Lecture 3.Diseases of Banana. You should not miss this: Guava Pests, Diseases, and Control, Guava Plant Care. The plant possesses oval or elliptical leaves which are smooth on the upper surface and hairy on the lower surface. Recent Updates: Pest and Disease Surveillance and Forecast Report. MISRA, Head of Division and earlier Project Coordinator AICRP, STF of Central Institute for Subtropical Horticulture, Lucknow (CISH) | Read 189 publications | Contact A.K. Guava fruit production isn’t affected by many pests. OCCURRENCE AND IMPORTANCE Wilt is a pernicious disease of guava in India. Guava diseases ppt 1. TNAU Agritech Portal :: Crop Protection : Crop Insect Pests. Physalopara psidii Stevens &Pierce and Diplodia netalensis Evans; Fruit canker (Pestalotia psidii Pat.) How To Protect Guava Trees From Insects. Crop Protection :: Pests of Guava. Overview The guava tree is one of the many trees with hardwood which may be hard for insects to damage. Pest and Disease Surveillance and Forecast Report. Screening and evaluation of guava genotypes and species for biotic and abiotic stress tolerant root stocks Extension Activities Regular Training … Congethes (=Dichocrocis) punctiferalis, Fruit borers: Deudorix (Virachola) isocratesÂ, Bark eating caterpillars, Indarbella sp, SAP FEEDERS Learn about the botany of guava here and health benefits here Thrips (Red banded thrips) Thrips are common pests of many plants including guava. Fruit Borers Congethes (=Dichocrocis) punctiferalis. This disease can cause considerable postharvest losses and can affect young developing flowers and fruit. Symptoms of damage: Caterpillar bores into young fruits . Weeds II. Pests and diseases are part of the natural environmental system. Fungi can infect the fruit at the following stages: pre harvest, during harvesting, subsequent handling and marketing operations. Home; Botany; Nutrition facts; Benefits; Diseases; Pests; Pests. Padding with monocrotophos 36 WSC 10 ml in 2.5 cm /tree soaked in absorbent cotton. Guava - Plant description I. Pests A. Pests of National Significance 1. Premature dropping of fruit. 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. In this guide, you are going to learn how to protect the guava trees from insects. Pradhan Mantri Fasal Beema Yojana - New Crop Insurance Scheme. By Idris on Monday, November 2, 2020. Guava has a slender trunk with smooth green to red-brown bark. Anthracnose: Gloeosporium psidii. Integrated Pest Management. The plant may develop light yellow leaves and sag noticeably, prematurely shed fruits or defoliate entirely. Fruit Borers Wilt of guava is one of the most important diseases of guava specially in India and loss due to this disease is substantial. This includes anything related to guava pests and control. In India the disease was first recorded near Allahabad in 1935 . 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. …, In this article, we are going to be looking at the worms in guava plus their control and management. It damages the tender shoots. They gradually enlarge to form sunken and circular, dark brown to black spots. Apply carbofuran 3G 5 g per hole and plug with mud. Crop Diseases. Lecture 5.Diseases of Pomegranate and Papaya. This is nature's way of controlling populations. Visit of Additional Secretary (DARE) & Secretary (ICAR) to TNAU . Pesticides. The trunk may be branched at the base and the branches droop low to the ground. Lecture 6.Diseases of Guava . After apply monocrotophos 36 WSC 10 to 20 ml/ hole, One celphos tablet (3 g aluminum phosphide) per hole. 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. Adult - Females apterous, long, slender covered with white waxy secretions; Management. Diseases 3. Papaya are very susceptible to diseases caused by many microorganisms especially fungi. COURSE OUTLINE: Disease of Horticultural Crops & Their Management. Insect pests 2. Identification of pest. 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. In this guide, you are going to learn how to protect the guava trees from insects. Guava produces solitary white flowers and a berry fruit. A.K. It can be grown upto 1000 m altitude. TNAU to rescue Ayakudi guava trees from killer fungi. Weeds B. Pest of Regional Significance 1. Do's and Don'ts of Pesticide Spraying. Guava is scientifically Psidium guajava and belongs to the family Myrtaceae. Overview The guava tree is one of the many trees with hardwood which may be hard for insects to … 1 11. Lecture 7.Diseases of Apple . Ecological engineering for pest management A. Resistant/tolerant varieties IV. However, despite the guava plant possessed hardwood stems, trunks, and branches, the plant has its own share of pests. Guava trees are damaged by the citrus flat mite. IV. Adult - Powdery white, active during early morning hours. Lecture 1.Diseases of Citrus. Pest Control for Guava Fruit. Insect pests 2. The infection was reported 15 -30 %. Algal fruit spot of guava. Insect pests 2. Oidium mangiferae Berthet was found to be associated With the powdery mildew disease of mango. Triozhophos 2 ml+ neem oil 5 ml/1, phosalone 35 EC 1.5 ml+ neem oil 5 ml/1. I'm Ya'u Idris, a Botanist. By Idris on Monday, November 2, 2020. July 25, 2016 . Book Detail: Language: English Pages: 172 Author: TNAU Price: Free . Acervuli are formed on fruit stalks. 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. It can tolerate salinity and alkalinity. Crop Protection :: Pests of Guava . Overview Guava (Psidium guajava) is one of the widely cultivated species of guava in tropical Americas. 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. Nymph - Yellowish to pale white. Guava is an evergreen shrub or small tree grown for its edible fruits. 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. 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. Guava trees are hardy, aggressive perennials native to tropical and subtropical America. Guava Shoot Borer (Microcolona technographa): It is a serious pest in the guava nursery. In this guide, you are going to learn how to protect the guava trees from insects. 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. Algal fruit spot of guava. And presently guava is grown in different countries of the world. Natural Pest & Disease Control. PERSENTATION ON DISEASES OF GUAVA PRESENTED BY SUSHEEL KUMAR Id. Guava is scientifically Psidium guajava and belongs to the family Myrtaceae. Later they become voracious feeders making irregular holes on the plant leaves. Symptoms: The most characteristic symptoms appear during the rainy season as small pin-head sized spots on the unripe fruits. Subsequently, there is premature shedding of leaves. First external symptom of the disease is the appearance of yellow colouration with slight curling of the leaves of the terminal branches. Guava botany, nutrition facts, health benefits, diseases, and pests simplified. Caterpillars bore into the trunk or junction of branches. Home; Botany; Nutrition facts; Benefits; Diseases; Pests; Pests Pests. No. Spraying the trees with 7.0 gm per litter of ZnSo4 and 46.5 gm of FeSo4 improves yield and quality. Besides, the infection is also greatly affected by the physiological conditions of the fruit, the temperature and the storage environment. Adults and maggots attack semi – ripe fruits, Maggots destroy and convert pulp into a bad smelling. Presence of gallery made out of silk and frass. Fruit Fly: Symptoms: During monsoon season, the adult lays eggs on the surface of the fruits. Guava trees are damaged by the citrus flat mite. Tailed mealy bug: Ferrisa virgata Symptoms of damage. Postharvest Diseases :: Fruits :: Guava. In saline soils add 3 Kg Gypsum/plant during planting and once in three years after planting to overcome the problem. They cause a devastating loss in yield and quality of fruits in guava …. 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