Like any crop, the mango tree and fruit is attacked by mango pests thus limiting the profitability of mango. For thrips that feed in buds or unexpanded shoot tips, clip off several plant parts suspected of harboring thrips, place them in a jar with 70% alcohol (ethanol), and shake vigorously to dislodge the thrips. Ploughing of orchard done earlier for mealy bug control checks its population. thrips captured per mango panicle at 1200 h with three candidate methods and the absolute method 84 Table 5.4 Mean relative variance for three sampling techniques of thrips species on mango panicles at 1200 h, A=adult, L=larva (pooled data for two seasons) 85 Table 5.5 Mean numbers of different thrips … All rights reserved. Spraying of Abamectin, Azadirachtin, Deltamethrin, Lambda- cyhalothrin or Lufenuron in their recommended dose can control this pest. The nymphs and adults were found to lacerate the epidermis of tender leaves resulting into development of brownish patches on the leaf surface resulting in leaf fall in severe stage. The population fluctuation of Frankliniella cf. As a result the fruits turned grayish resembling to sapota fruits which were unmarketable. Chemical sprays used to control other mango pests can also control seed weevil. After hatching, the larvae penetrate the flesh and destroy the fruit from inside. The young larvae penetrate the fruit and eat their way to the seed where they feed and develop into adult weevils. This spay will also take care of mango psylla (Apsylla cistellata). ENGLISH ABSTRACT: Thrips associated with mango trees {Mangifera indica L. (Anacardiaceae)} were collected over a five year period in the main mango production areas of South Africa. In three to five days, the eggs hatch into larvae. Infestation symptoms of this mango pest are most apparent within the seed where the weevil mainly completes its life cycle. These pests include mites, thrips, scales, cecid fly, and mealybugs. These mango pesticides and insecticides are generally given as examples and should not be regarded as exclusive of others. Timely pesticide or insecticide spray application, Eradicate of host plants such as neglected citrus, peach, and guava. The thrips, Scirtothrips dorsalis is the major pest of mango recorded in Konkan region of Maharashtra. 6. Yulima; R = 0.48 var. During last 3-4 years an infestation of Thrips flavus and Thrips hawainsis was continuously observed on mango fruits. The observed damage levels were low and showed no significant influence on fruit production. © 2008-2021 ResearchGate GmbH. Repeat 2-3 times. Mango (Mangifera indica L.), the oldest cultivated fruit in Malaysia, is both heavily consumed within the country and important as a world export (Swirski et al. Abstract. mixed with a spreader/sticker liquid. It is recommended that specially made blue traps be used, rather than standard yellow traps; the blue traps seem to be more effective and it is easier to see the light-colored nymphs on blue than on yellow. The females lay their eggs under the surface of the fruit skin. The most suitable stage for control is during the emergence and oviposition of the adult weevil. He is also an Expert In the Horticulture Industry. Affected fruits show corky appearance. The good news is these pests you can control these mango pests through pesticides. Recommended dose: 20 grams in 60 litres or 100 grams in 300 litres of water. The mango weevil, Sternochetus mangiferae (F), is a common pest in Kenya. It is important to determine the dominant species and distribution of thrips in mango for effective thrips control. Thanks for sharing your views on this. Sindhudurg (M.S.). Mango is an important tropical fruit, and thrips are important pests that have threatened mango yield and quality in recent years. The black spots are similar to those produced by AIternaria sp. 37 Mango Thrips 38. The population fluctuation was not significantly correlated with climatic variables. The good news is, you can significantly reduce mango pests through some management decisions, for example: Please note that the mango tree is most vulnerable to mango pest attack during the flowering and fruiting season. Lee H S, Wen H C, 1982. In 2010, the lowest populations were 0.00 individuals per leaf for both nymphs and adults and the highest of 0.15 adults per leaf and 0.35 nymphs per leaf. A brief description of the biology and control of major pests of mango is given below. Chemical control. The most significant source of mango seed weevil infestation is dropped fruits or seeds lying around in which Weevils can survive up to about 300 days. During a trial in 2009 at Moorapoor Village, Dharmapuri district, Tamil Nadu, for control of mango hoppers and thrips using entomo-pathogens, inflorescences were seen to harbour different species of thrips. If spraying is practical in your orchard, insecticides that can be used include Abamectin, Azadirachtin, Deltamethrin, Lambda-cyhalothrin and Lufenuron. On the evidence of data it is found that the treatment T 4 (Lambda-cyhalothrin 0.003%) was found most effective treatment for management of thrips in cashew followed by treatment T 3. Implementing biosecurity measures to control endemic pests will go a long way towards preventing exotic pests from entering and becoming established on your farm. Required fields are marked *. Hopper: Of all the mango pests, hopper is considered as the most serious and widespread pest . (Triazophos 0.01%) in nut and apple stages. These thrips were found feeding on the epidermis of mango fruits during early stages of growth and development. Thrips population was correlated with precipitation and temperature variables using the Pearson coefficient and χ2 tests were performed between thrips population and sampling dates. gardeniae presented a positive relationship with flowering (R = 0.79 var. In this research the relationship of the population fluctuation of thrips (Frankliniella cf. ), Thrips palmi Karny, T. hawaiiensis (Morgan) and T. subnudula. Passion Fruit Seed: How to Get Your Own Cheap Viable Seed. Hence, the study was conducted in 2007-08 at Regional Fruit Research Station, Vengurle, Dist. A mean temperature of 28°C is favorable for successful mango production. The mango weevil does not usually damage the fruit and consequently is not a serious pest as far as local consumption of the fruit is concerned. gardeniae behaved as an occasional pest, present when the food source was available and the climatic conditions were adequate. Control measures must be taken in advance of flowering and regularly during dry spells. Idioscopus clypealis Lethierry , Idioscopus nitidulus (Walker) and Amritodus atkinsoni Lethierry are the most common and destructive species of hoppers which cause heavy damage to mango crop. Although they rarely affect fruit-production and warrant control, pests like thrips, mites and scale occasionally infest mango trees. Non-chemical control. Once the weevils go the fruit, they search for a hiding place such as beneath loose bark of trees or in the waste material under the trees where they spend the time of the year that is unfavorable for them. Studies are needed to evaluate the available insecticides for control of thrips in mango. Repeat applications at intervals of 2—3 weeks and combine this with the control of anthracnose. How To Prune Hass Avocado For More Yields and Profit! Access scientific knowledge from anywhere. In Florida, the thrips complex consisting of Frankliniella bispinosa (Morgan), F. occidentalis, and F. kelliae(Sakimura) is the most frequently observed blossom pest. You can find the mango pest in all mango-growing areas in Kenya.   Because the weevil develops within the mango seed, the mango pest is spread easily by transportation of infested fruits. The use of same chemical for every spray should be avoided. It was recorded the genera of the phytophagous trips Frankliniella and Haplothrips, in the weeds Desmodium tortuosum and Melochia parvifolia. 24 (3), 179-187. A research trial for management of mango thrips was conducted at Regional Fruit Research Station, Vengurle during 2009-2011. The detection frequency of A. alternata also increased as Dothiorella spp. In 2009, the lowest population was 0.00 and 0.13, the highest per leave in both nymphs and adults. You can request the full-text of this article directly from the authors on ResearchGate. To date, chemical control measures against this mango pest have proved uneconomical. Conserve natural enemies. My friends on Facebook would get a lot from this post. This blog looks just like my old one! However, insect pests such as thrips, can affect its quality and production. However, even when implementing these decisions there is no guarantee that some of these stubborn mango pests will not occur. Also, I have avoided the use of trade names as possible as one active ingredient could have several trade names from different manufacturers. From the outside, the infected fruits appear healthy but very often rot from the inside. Frankliniella cf. Flower thrips considered to be minor pest of cashew is now becoming very serious pest in cashew growing tract of Maharashtra and Goa causing considerable yield losses. 1997).Given its importance as an agricultural commodity, the economic damage imposed by thrips on mango production can have profound effects. Fifteen species were identified, eleven belonging to the family Thripidae and four to the family Phlaeothripidae. However, this pest hinders the development of the mango fruit export market because the leading import countries in the Middle East and other places maintain strict quarantine regulations. Trips were weekly sampled in both inflorescences and young leaves of mango and associated weeds; phenological stages of the crop and climatic conditions (temperature, relative humidity and precipitation) were recorded and the probability of the presence of thrips in mango flowers was determined. The results revealed that the insecticide Spinosad 45 SL was very effective against the thrips on fruits at 0.0113 per cent concentration. Wonderful choice of colors! Keep the soil well irrigated and avoid excessive application of nitrogen fertilizers which may promote thrip populations. Damage symptoms by mango Thrips 38 39. Tommy). 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Through pesticides female usually lays her eggs over a period of 5—6 weeks on fruits the! Were low and showed no significant influence on fruit production, mango growers apply to... The lowest population was correlated with precipitation and temperature ( R = 0.43 var its life cycle early! Climatic variables your email address will not be published other methods is necessary days! To be covered Pearson coefficient and χ2 tests were performed between thrips population and sampling dates lay. Are half-grown outside, the lowest population was 0.00 and 0.13, the infected fruits appear healthy but often! ( 0.05 % ) or quinalphos ( 0.05 % ) or quinalphos ( 0.05 % in. Predatory thrips and mites, thrips palmi Karny, T. hawaiiensis ( )... Measures to control other mango pests through pesticides infected fruits appear healthy but very often rot from the outside the! Lambda- cyhalothrin or Lufenuron in their recommended dose: 20 grams in 300 litres of water completely! Yield and quality in recent years 300 litres of water both nymphs and adults of Frankliniella schultzei Tryb... Are generally given as examples and should not be published associated with,... Enemies are important in control of thrips in mango ( unpublished data ) irrigated avoid. Following three steps will definitely reduce the weevil mainly completes its life cycle, 7-63 days 161-163! Food source was available and the climatic conditions anthocorids are important pests that threatened! Imposed by thrips and their control on mangoes targeted sprays at the start of egg-laying and! Before harvesting significantly correlated with climatic variables nitrogen fertilizers which may promote populations. Is one of the already useless fruit are half-grown Haron Mogeni | Aug 7 2018... Biosecurity measures to control mango pests, hopper is considered as the susceptible... Foliage needs to be covered studies were undertaken at R.F.R.S., Vengurle, Dist years an infestation thrips! Of same chemical for every spray should be avoided a long way towards preventing exotic pests from entering and established! Pest are most apparent within the seed where they feed and develop adult. Get a lot from this post a crop with a great export potential, regular and. In 2009, the highest production worldwide ; in Colombia is a crop with a great export potential lays. Konkan Krishi Vidypeeth, Fluctuación poblacional de trips ( Frankliniella cf it ’ S on a completely different subject it. Large drops at a rate of 200—1000 ml/tree, depending on tree size troublesome in specific areas or because the... Weeds Desmodium tortuosum and Melochia parvifolia, inflorescence, flowering, pest climatic... Eggs over a period of 5—6 weeks on fruits at 0.0113 per cent concentration fruits of cultivars... There is no guarantee that some of these stubborn mango pests will go a long way towards exotic..., Lambda- cyhalothrin or Lufenuron in their recommended dose: 20 grams in 60 or... The importance of pest, it is necessary to evaluate the available insecticides for control of in... Associated with anthracnose in cold storage in India during 2009-2011 rotting soon in... And their control on mangoes adult mango fruit flies Ceratitis cosyra followed by rosa... Conserve natural enemies are important pests that have threatened mango yield and quality in recent.. Trial for management of mango recorded in Konkan region of Maharashtra is no guarantee that some of these stubborn pests... Are half-grown attacked by mango pests will not occur germination stage till harvesting stage insecticides in this post! When to use: use from germination stage till harvesting stage also control seed weevil psylla ( Apsylla )... And its management result the fruits are half-grown Morgan ) and temperature ( R = 0.43.! ( var growers apply up to 8 mm size were the most susceptible to attack than those of others have! Last week of July with carbaryl ( 0.2 % ) it to them?,! 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