Triozhophos 2 ml+ neem oil 5 ml/1, phosalone 35 EC 1.5 ml+ neem oil 5 ml/1. The fruit is oval in shape and green to yellow in color. Weeds II. Lecture 7.Diseases of Apple . Triozhophos 2 ml+ neem oil 5 ml/1, phosalone 35 EC 1.5 ml+ neem oil 5 ml/1. The infested shoots dry up which can be located from a distance by the presence of fine black growth on the leaves. On hatching the maggots enter into the fruits and cause fruit drop. The Guava tree is hardy, aggressive, and a perennial tree that has recently become a cultivated crop of subtropical regions. Abstract. 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. This disease can cause considerable postharvest losses and can affect young developing flowers and fruit. Fruit Borers No. Subsequently, there is premature shedding of leaves. The infected area of the unripe fruits becomes harder and corky. Production Technology: Guava trees are planted at a distance of 5-6 meters. Insecticides: malathion 50 EC 0.1% two rounds, one at flower formation and next at fruit set. Padding with monocrotophos 36 WSC 10 ml in 2.5 cm /tree soaked in absorbent cotton. How To Protect Guava Trees From Insects. In this guide, you are going to learn how to protect the guava trees from insects. Diseases 3. Ecological engineering for pest management A. Resistant/tolerant varieties IV. Guava fruit production isn’t affected by many pests. Adult is stout yellowish –brown moth with brown wavy markings on the forewings. Natural Pest & Disease Control. Plants, at a later stage, show unthrifty-ness with yellow to reddish discoloration of leaves. And presently guava is grown in different countries of the world. 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. Guava grows well both in wet and dry regions but it does better under irrigation in the dry tracts. Besides this, fruit and post harvest diseases are also important which causes serious loss. This includes anything related to guava pests and control. Guava diseases ppt 1. Biological Control. 3rd YEAR VEG. The trunk may be branched at the base and the branches droop low to the ground. Overview The guava tree is one of the many trees with hardwood which may be hard for insects to damage. Pesticides. The infection was reported 15 -30 %. Later they become voracious feeders making irregular holes on the plant leaves. 111. It damages the tender shoots. Training Schedule for Food Science and Nutrition . 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. They gradually enlarge to form sunken and circular, dark brown to black spots. Learn about the botany of guava here and health benefits here Thrips (Red banded thrips) Thrips are common pests of many plants including guava. How To Protect Guava Trees From Insects. Caterpillars bore into the trunk or junction of branches. In this guide, you are going to learn how to protect the guava trees from insects. This is nature's way of controlling populations. AESA based IPM A. Agro-ecosystem analysis B. You should not miss this: Guava Pests, Diseases, and Control, Guava Plant Care. TNAU to rescue Ayakudi guava trees from killer fungi. Covai Post Network . Adults and maggots attack semi – ripe fruits, Maggots destroy and convert pulp into a bad smelling. Pests and diseases are part of the natural environmental system. Integrated Pest Management. 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. Agro-ecosystem Analysis (AESA) based Integrated Pest Management (IPM) A. AESA B. The air- borne conidia are released from the old tissue harboring the dormant fungal Screening and evaluation of guava genotypes and species for biotic and abiotic stress tolerant root stocks Extension Activities Regular Training … Overview Guava (Psidium guajava) is one of the widely cultivated species of guava in tropical Americas. A.K. Lecture 5.Diseases of Pomegranate and Papaya. Pest and Disease Surveillance and Forecast Report. I'm Ya'u Idris, a Botanist. Guava trees are damaged by the citrus flat mite. Identification of pest. 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. Training Schedule for Fruits and Vegetables Preservation. Physalopara psidii Stevens &Pierce and Diplodia netalensis Evans; Fruit canker (Pestalotia psidii Pat.) Prepared by DR. P. M. NIMJE AGRCULTURAL CONSULTANT, AISECT . Oidium mangiferae Berthet was found to be associated With the powdery mildew disease of mango. Recent Updates: Pest and Disease Surveillance and Forecast Report. Papaya are very susceptible to diseases caused by many microorganisms especially fungi. COURSE OUTLINE: Disease of Horticultural Crops & Their Management. Scraping the loose bark to prevent oviposition by adult beetles. Crop Protection :: Pests of Guava . Tailed mealy bug: Ferrisa virgata Symptoms of damage. In this guide, you are going to learn how to protect the guava trees from insects. In saline soils add 3 Kg Gypsum/plant during planting and once in three years after planting to overcome the problem. Weeds B. Pest of Regional Significance 1. Book Detail: Language: English Pages: 172 Author: TNAU Price: Free . Apply carbofuran 3G 5 g per hole and plug with mud. Adult - Powdery white, active during early morning hours. 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. Lecture 6.Diseases of Guava . IV. Guava is scientifically Psidium guajava and belongs to the family Myrtaceae. Pests and Diseases in Guava Cultivation:- The following are the major pests and diseases found in Guava cultivation. Lecture 4.Diseases of Grapes. 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. Symptoms of damage: Caterpillar bores into young fruits . This causes the yield to go down drastically. Fungi can infect the fruit at the following stages: pre harvest, during harvesting, subsequent handling and marketing operations. Acervuli are formed on fruit stalks. 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. Wilt of guava is one of the most important diseases of guava specially in India and loss due to this disease is substantial. Spraying the trees with 7.0 gm per litter of ZnSo4 and 46.5 gm of FeSo4 improves yield and quality. By Idris on Monday, November 2, 2020. Managementues for High Temperature Stress in Crops. Lecture 3.Diseases of Banana. Guava - Plant description I. Pests A. Pests of National Significance 1. Pest Control for Guava Fruit. Fruit Fly: Symptoms: During monsoon season, the adult lays eggs on the surface of the fruits. Caterpillars remain hidden in the tunnel during day time come out at night and feed on the bark. Lecture 8. 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. Guava is an evergreen shrub or small tree grown for its edible fruits. OCCURRENCE AND IMPORTANCE Wilt is a pernicious disease of guava in India. Presence of gallery made out of silk and frass. 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. I created this website to provide useful information about guava Botany alongside its health benefits, nutrition facts, diseases and pests. Potassium deficiency: gauva. Guava trees are damaged by the citrus flat mite. In India the disease was first recorded near Allahabad in 1935 . Guava wilt; Fruit rot; Dieback and Anthracnose (fruit rot) Stem canker and dry fruit rot. Quarantine. July 25, 2016 . …, In this article, we are going to be looking at the worms in guava plus their control and management. It can be grown upto 1000 m altitude. Guava is an evergreen shrub or small tree grown for its edible fruits. 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). Guava is scientifically Psidium guajava and belongs to the family Myrtaceae. MISRA The larva bores into flower buds and then causes shedding. First external symptom of the disease is the appearance of yellow colouration with slight curling of the leaves of the terminal branches. Prune and destroy the infested shoots at initial stage of infestation. Guava trees are hardy, aggressive perennials native to tropical and subtropical America. Congethes (=Dichocrocis) punctiferalis, Fruit borers: Deudorix (Virachola) isocratesÂ, Bark eating caterpillars, Indarbella sp, SAP FEEDERS 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. Lecture 1.Diseases of Citrus. After apply monocrotophos 36 WSC 10 to 20 ml/ hole, One celphos tablet (3 g aluminum phosphide) per hole. Algal fruit spot of guava. In this system there is a balance between predators and pests. Do's and Don'ts of Pesticide Spraying. The plant possesses oval or elliptical leaves which are smooth on the upper surface and hairy on the lower surface. By Idris on Monday, November 2, 2020. 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. Crop Diseases. 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. Adult - Females apterous, long, slender covered with white waxy secretions; Management. The few pests attracted to guava trees seldom cause severe damage and most are controllable by natural methods. Guava wilt is a dramatic and devastating disease of plants that usually becomes noticeable with the onset of the rainy season. … Guava Shoot Borer (Microcolona technographa): It is a serious pest in the guava nursery. The plant may develop light yellow leaves and sag noticeably, prematurely shed fruits or defoliate entirely. Guava produces solitary white flowers and a berry fruit. Guava botany, nutrition facts, health benefits, diseases, and pests simplified. Guava has a slender trunk with smooth green to red-brown bark. Guava (Psidium guajava Linn.) Plant pests and diseases ... Guava pests. It can tolerate salinity and alkalinity. SCIENCE 2. Premature dropping of fruit. They cause a devastating loss in yield and quality of fruits in guava …. Diseases II. Symptoms of damage. Nymph - Yellowish to pale white. 48008 M.Sc. Feeds on internal contents (pulp and seeds) Dry up and fall off in without ripening. 1 11. PERSENTATION ON DISEASES OF GUAVA PRESENTED BY SUSHEEL KUMAR Id. Overview The guava tree is one of the many trees with hardwood which may be hard for insects to … 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. Insect pests 2. Crop Protection :: Pests of Guava. Bacterial Diseases. Insect pests 2. MISRA, Head of Division and earlier Project Coordinator AICRP, STF of Central Institute for Subtropical Horticulture, Lucknow (CISH) | Read 189 publications | Contact A.K. TNAU Agritech Portal :: Crop Protection : Crop Insect Pests. Introduction to Guava pests, diseases, and their control. In early plant stages, the caterpillars are gregarious and scrape the chlorophyll content of leaf lamina giving it a papery white appearance. If infestations are severe then apply the copper oxychloride paste on the trunk of the tree. Guava: Diseases and symptoms. Insect pests 2. May, 2001 . Plant Protection Equipments . Home; Botany; Nutrition facts; Benefits; Diseases; Pests; Pests. 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. Anthracnose: Gloeosporium psidii. Diseases 3. Crop Nematode Pest. Well drained soils are the best suited for guava cultivation. However, despite the guava plant possessed hardwood stems, trunks, and branches, the plant has its own share of pests. Lecture 2.Diseases of Mango. Visit of Additional Secretary (DARE) & Secretary (ICAR) to TNAU . 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