fruit fly management in guava


Bactrocera correcta (Bezzi), often referred to as the "guava fruit fly" (although the larvae of many other species of fruit flies feed on guava - and Anastrepha striata Schiner is also called the "guava fruit fly") (White and Elson-Harris 1994), was detected for the first time in the Western Hemisphere when one female was found on 6 August 1986 in Garden Grove, Orange County, California. in Agriculture News Poke holes in the lid of a plastic container, then add 1 or 2 inches of apple cider or white wine vinegar to the container. The larvae infest the fruit, rendering it unfit for human consumption. The guava fruit fly, Anastrepha striataSchiner, is one of the most common species of fruit flies throughout most of its range. Mix the pesticide according to the directions on the container. As a result fruits rot and infestation spread rapidly. The trap will lure fruit flies into the liquid, where they drown. Harvest guavas before they ripen fully. Total life cycle is completed in 1 to 2 months. Fruits should be harvested early when they are mature green. As fruit flies only attack matured fruits, so early harvesting prevents infestation. Flies lay their eggs under the skin of ripening fruit, maggots hatch and feed, spoiling the fruit, causing it to rot and drop. 1). Summer ploughing must be needed because expose pupa. Four … Fruit fly is the most serious pest of different horticultural crops among the world & it is also the most destructive pest. Make a small hole in the centre of the cap/ lid with a needle. Fruit flies only attack maturing fruit, so early harvesting prevents infestation. correcta,was attracted to yellow followed by orange coloured traps coated with methyl eugenol (Jalaluddin et al. 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. As this stage of fruit maturity, crops are not susceptible to attack. To monitor fruit fly activity hang male lure traps under the shady canopy, where flies tend to rest. Guava trees produce sweet smelling fruits with an edible rind, with a creamy white, yellow or pink flesh. Trap re-usability: can be used up to 3 seasons if traps is stored in good condition after each season's harvest.. However, Anastrepha striatais an important pest in the American tropi… ----- FRUIT FLY IN GUAVA In India, the Guava Fruit Fly is one of the important fruit borers of Guava and can cause 80% damage. Guava trees produce sweet-smelling fruits with an edible rind and creamy white, yellow or pink flesh. Crop and field sanitation is also essential for the control of this pest. Make a fruit fly trap. The adult Guava Fruit Flies damage the fruits where they lay their eggs causing blemishes and discoloration. Precautionary measures to protect the mustard crop from white rust. Fruit Insect Pests of Guava (Psidium guajava L.) and Mango (Mangifera indica L.) and their Management in Sudan: A Historic Review To avoid fruit fly damage, fruit must be picked prior to full maturity, which means harvesting at least three times per week. Abstract. Guavas should be avoided to extreme and sudden changes in temperature, moisture, fertilizer or soil pH, as unexpected changes may stress plants and draw fruit flies and other pests. Monitor fruits for infestation. Fruit flies lay their eggs beneath the fruit’s skin, and the maggots feed on the flesh. Fallen and infested rotten fruits should be removed, as they are capable of spreading further infestation. Cut open fruit to look for larvae. This probably is because it is not considered to be of primary economic importance, although it often is abundant and may be highly destructive to dooryard plantings of some tropical fruits. Peel of oranges or cucumbers or their fruit pulp, 100 ml ammonia or cow urine, 0.5 litre of water; all mixed well and allowed to stand overnight. Insects that Attack Guava. Eggs are laid singly and hatch in about 2–3 days. Guava fruit fly,B. 1998). A farmer’s participatory approach was used to popularize the application of pheromone traps in guava field as an IPM treatment. The solution of pheromone was formulated with ethanol, methyl eugenol and malathion (6:4:1). Biology: Eggs: Eggs are laid singly on tender leaves, stalks and flower buds. Due to deep ploughing pupae are exposed to predators, parasites, and direct sunlight. This remarkable nutrient content gives them many health benefits. Fruit fly management in Guava orchards using Pheromone traps. Directions to propagate the grape plants through cuttings. They are among the most destructive pests. Fruit fly infestations often spread quickly, but prompt treatment can get populations under control. Harvesting guavas before they ripen fully is a good practise for preventing infestation. Fruits finally drops down and is not suitable for sale, therefore reduces orchard productivity. January 30, 2019. Fruit flies are among the world’s most serious pests of different horticultural crops due to their direct impact on economy. The Caribbean fruit fly, Anastrepha suspensa (Loew), is also called the Caribfly and guava fruit fly. Fruit fly Management: Low-cost Traps & Lures Preparation Make 3 windows of 1 inch each with a knife at 3 inches from top of used 1 litre water bottle. Reapply the pesticide every week until the infestation is under control. Fruit fly lay eggs inside the fruit and maggots feed on the fruit flesh. The bag provides physical protection from mechanical injuries and act as barrier against pests. (Eds) Fruit Fly Pests: A World Assessment of their Biology and Management… Apply a pesticide containing fenthion or dimethoate to infested trees. Fruit fly infestations often spread quickly, but if preventive measures are taken, then the loss can be overcome and its population can be greatly decreased. Guava (Psidium guajava Linn.) As this stage of fruit maturity, crops are not susceptible to attack. The 2”x 2” water absorbable ply wood pieces were soaked in the solution and fixed in a small plastic jar (Fig. & Steck, G.J. Fruit fly trouble begins as the weather warms in August. MANAGEMENT: Collect fallen and infested fruits then buried under the soil or destroyed by keeping in hot water. Wrapping of individual fruits with transparent polypropylene (20μ gauge) bag and paper piece within the polypropylene bag for partial cover to sunlight’ … Maintenance: Zero maintenance.. Through the Jazz Bakhabar Kissan Call Centre farmers are able to avail free guidance from the agriculturists and share their problems related to crops and get information about latest technologies and always keep themselves updated. Farmers Advised To Grow Off-season Vegetables. We carried out a study to characterize fruit fly populations on an organic guava orchard (Psidium guajava cv. They cause enormous threat to the production of fruits and vegetables throughout the tropical and sub-tropical areas and causes both quantitative and qualitative losses. ABSTRACT. B. tau was attracted to yellow traps (Sood & Nath 1998). ): A Major Threat to Guava Production and Its Integrated Management | Guava (Psidium guajava Linn.) As fruit flies only attack matured fruits, so early harvesting prevents infestation. Set up methyl eugenol trap in the orchard at the rate of 5 per acre. Two additional adult males were detected in Orange County o… Sanitation consists of disposing the infested fruit so fruit fly eggs and larvae don’t survive. Instructions to control aphids on wheat crops. Take ½ inch thick cotton rope & cut the rope into 2 inches size, tie the cut ends with thin wire. Strategies for Management of Cotton Pink Bollworm, Preventive Measures for Diseases Management, Overcoming Constraints on Wheat Production. Overripe fruits should be also picked as these are ideal breeding sites for fruit flies. Ploughing the topsoil 5-10 cm deep is good for its control. The Caribbean fruit fly is one of the most damaging pests in Florida guava production. Directions to propagate the grape plants through cuttings. The damage causes guavas to rot. Harvest guavas before they ripen fully. Due to deep ploughing pupae are … Set the trap near guava trees. Guavas thrive in tropical areas, but their adaptability allows them to survive a few degrees of frost in Mediterranean climates. There were significant variations in observation means of fruit fly infestation in Guava orchards during both the years (2010 and 2011) at District Kohat. Fruit flies lay their eggs inside the fruit and the maggots feed on the flesh. Harvest guavas before they ripen fully. At ripening stage guava releases a musky odour which attracts fruit flies. Spray the foliage and fruit with 5 to 10 liters of the pesticide. For ready-to-use bait, mixture is diluted with 15 litre of water. Precautionary measures to protect the mustard crop from white rust. Farmers Advised To Grow Off-season Vegetables. Therefore, it is very important to keep up-to-date information about the fruit fly populations of the genus Anastrepha, one of the main groups of pests in the fruit- and horticulture of the Neotropical Region. Instructions to control aphids on wheat crops. Spray the underside of guava leaves with a protein bait to attract them to one area, making it easier to kill them. When to Use: To be used at the stage of Flowering till harvesting.. How many to use: 8 traps / acre or 16 traps / hectare.. Pupa: Development occurs either inside the damaged fruits or on the stalk holding it. When ripe, guavas release a sharp, musky odour that draws fruit flies. Reapply the spray each week. Use Methyl eugenollure traps @ 25nos/ha to monitor and kill adults of fruit fly. A magnifying glass may help you look for damage. Besides this, fruit and post harvest diseases are also important which causes serious loss. Queensland fruit fly damage is more severe during mid and late summer than at other times. Gibberellic acid treatment of fruits given prior to 'colour break' enhanced the resistance of fruits against oviposition and fly development ( Mohamed Jalaluddin, 1996 ). The non-preference mechanism played a major role in the mechanism of resistance in guava fruits. Biological Control. The adult female fruit fly place eggs in the flesh of fruits and vegetables. It attack fruits at different stages of maturity but the harm is more noticeable at harvesting stage. Exotic fruit flies, including the Oriental fruit fly (Bactrocera dorsalis), carambola fruit fly (B. caramboloe) and Mexican fruit fly (Anastrepha ludens) are highly invasive species that threaten Australia’s fruit production as well as our ability to export to other countries. The best tool for monitoring purpose. Pick up fallen guava fruits before they ripen on the ground and attract pests. Jazz Bakhabar Kissan service is helping farmers to overcome the losses due to fruit fly attack. USE CHEMICAL INSECTICIDE: Spray Trizaphos 40% EC @ 1 ml/ liter of water. The adult guava fruit fly (GFF) has distinctive yellow and black markings on its thorax and abdomen, which may vary between flies. A deep yellow colour (585 nm) was found to attract more fruit flies than fluorescent yellow, brown and orange. Most of the damage is caused by the larvae that nourishes inside the fruit during its growth and development. Pest Control for Guava Fruit. The top of the thorax is black with yellow patches, the abdomen is yellow-orange with a dark T-shaped mark, and the face has two black spots which “bleed” toward each other, sometimes connecting to each other in the middle. Bactrocera kirki infests: guava, mango, avocado, Pacific lychee (Pometia pinnata), ... An integrated approach to fruit fly management is needed which combines bagging of fruit, fruit production during times of low fruit fly populations, the use of less susceptible varieties, hygiene measures, and protein bait sprays. After emerging the larvae feed on the pulp which looks normal from outside. Pheromone traps such as methyl eugenol capture male flies. Data regarding fruit fly infestation in Guava orchards at District Kohat are given in Table 1. Pupal period lasts for 7-34 days. Larvae - Dark brown, short and stout, covered with short hairs, larval period lasts for 18-47 days. Seal infested fruits in a plastic bag. Almost every guava producers in Pakistan are facing problem of fruit flies attack and their yields are greatly affected. Barrix Recommends to use Barrix Catch Fruit Fly Trap. One piece of fruit may contain hundreds of fruit fly larvae and/or eggs. Large numbers of flies can be expected after good falls of summer rain; fruit flies become active after periods of rain or high humidity. Management of Fruit Flies (Easy as 1, 2, 3) Management of fruit flies includes field sanitation, protein bait, and trapping. Two vertical yellow markings on the thorax and the dark T-shaped marking on the abdomen differentiate this species of fly from its close relatives. Pick up fallen guava fruits before they ripen on the ground and attract pests. The wings are clear with a continuous costal band. Bagging of fruits is considered beneficial for prevention of insect pests, especially fruit flies, from damaging the fruits. The adults are small yellow-brown flies 1½ to 2 times larger than a house fly, with rather long, patterned wings (Figure 1A and B). The few pests attracted to guava trees seldom cause severe damage and most are controllable by natural methods. Creating awareness among the farmers is very important as mostly farmers are uneducated and they are unaware about the efficient methods to overcome losses. Aluja, M. (1996) Future trends in fruit fly management. Use 40 milliliters of protein spray for every four guava trees. Guava fruit production isn’t affected by many pests. Request PDF | Fruit Fly (Bactrocera spp. Overripe fruits should be also picked as these are ideal breeding sites for fruit flies. Guava fruit borers/ pomegranate butterfly. Ploughing the topsoil 5-10 cm deep is good for its control. Fruit fly infestations often spread quickly, but prompt treatment can get populations under control. When ripe, guavas emit a pungent, musky odor that attracts fruit flies. There is a need for proper monitoring and management of fruit flies for the production of guava. Guava fruits are amazingly rich in antioxidants, vitamin C, potassium, and fiber. These should be picked up and destroyed by dumping in a 40-60 cm deep pit and must be covered with soil to eradicate all sources of possible breeding sites. However, it has not acquired a well-established common name as have others such as the Mexican, Caribbean, and Mediterranean fruit flies. Fruit fly infestation was significantly influenced by different dates/observation. 309 – 323 in McPheron, B.A. The adult guava fruit fly (GFF) is about the size of a housefly, 5 millimeters (mm) in length. During winter the larvae pupate in soil 5-10 cm deep and flies start developing during April onwards, with extreme population during May to July which overlaps with fruit maturity. Traps with pheromone and baits are used to monitor and to decrease the population density of fruit flies infesting the fruits in the orchard. The agriculture experts have advised the farmers to adopt tunnel technology for growing off-season vegetables. S), 6 ml … 2. Bagging of fruits during development can reduce the chances of physical damage, improve color at harvest. Two useful recipes for fruit fly bait (reference 7) 1. As a result fruits rot and infestation often spread quickly. Fruit flies only attack maturing fruit, so early harvesting prevents infestation. Add one or two drops of unscented liquid dish soap. Tiny punctures that leak juice when the fruit is squeezed indicate infestation. Guavas thrive in tropical areas, but their adaptability allows them to survive a few degrees of frost in Mediterranean climates. pp. Harvesting guavas before they ripen fully is a good practise for preventing infestation. 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