Gelechiidae is a serious pest of both outdoor and greenhouse tomatoes. Control and management of tomato leafminer tuta absoluta. Collaborative research on integrated pest management ipm il. Tuta absoluta is a small moth that is native to south america. Recently tuta absoluta considered to be a serious threat to tomato production in mediterranean region. It is a serious threat for tomato production and it results in highest damage. Management of tuta absoluta lepidoptera, gelechiidae with insecticides on tomatoes. The south american tomato pinworm, tuta absoluta, is considered worldwide as one of the most important tomato pests. The tomato leafminer, tuta absoluta meyrick, lepidoptera. Management of tuta absoluta lepidoptera, gelechiidae. Tuta absoluta is a moth that can cause up to 100 percent loss in tomatoes, the second largest grown and arguably most consumed vegetable in kenya valued at more than ksh 40 billion. Insecticide resistance action committee best management. Integrated pest management ipm strategies have been developed, but widespread insecticide use has caused selection for insecticide resistance as well as undesirable effects on key.
Tuta absoluta is moving rapidly to the east to engulf all of the mediterranean countries. Among these, rna interference rnai can represent a valid tool to be included into. Application of a biorational control strategy is the sustainable way to deal with tuta absoluta. Sriyanka lahiri, david orr, in sustainable management of arthropod pests of tomato, 2018. Potential of biological control agents against tuta absoluta bioone. Pdf management of tuta absoluta lepidoptera, gelechiidae with. Pdf control and management of tomato leafminer tuta. Description tuta absoluta or tomato leaf miner is a devastating lepidopteran pest of tomato and other solanaceae crops, including potatoes. Finally, biological and chemical pest management strategies for. Clarke 1962 changed the genus to gnorimoschema busck.
Since the 1960s, this moth has become one of the key pests of tomato crops in south america garcia and espul, 1982. Tuta absoluta was originally described as phthorimaea absoluta meyrick 1917 from a single male which was collected in huancayo, peru. Your use of this pdf, the bioone complete website, and all posted and associated content. Management strategies for the control of tuta absoluta. Host range of the invasive tomato pest tuta absoluta. Good agricultural practices for the control of tuta absoluta include crop rotation with nonsolanaceous crops. Introduction in tanzania, tomato lycopersicon esculentum mill. Life cycle and identification of tuta absoluta tuta absoluta. The tomato leafminer tuta absoluta meyrick is a key insect pest of tomato in tunisia and in many other countries around the world.
During regular monitoring of the field, remove and destroy infested leaves, shoots and. Early detection provides time to adopt necessary management strategies. The tomato leafminer, tuta absoluta meyrick, is becoming one of the key pests of tomato in tanzania. Nyandi, muhoja sylivester 2017 efficacy of neem and netting in management of tomato leafminer, tuta absoluta meyrick lepidoptera.
The south american tomato pinworm, meyrick, is native to the western neotropics. Adults are nocturnal and hide between leaves during the daytime. Each female may lay up to 300 eggs and 1012 generations can be. Tuta absoluta was present in 7 of the 8 administrative regions of niger three years after its introduction adamou et al. Growers should regularly monitor their fields to look for new infestations or further population development. Since its recent introduction into the mediterranean area, tuta absoluta meyrick has become. The symposium was organized jointly by iobc, fao, neppo and eppo and in collaboration with irac and ibma. Tuta absoluta can overwinter as eggs, pupae or adults depending on environmental conditions. This specimen is deposited in the natural history museum, london, uk.
Pdf control and management of tomato leafminer tuta absoluta. Gelechiidae, a devastating pest of tomato, invaded tanzania in 2014. Due to the significance of the problem, the joint international symposium on management of tuta absoluta tomato borer was held on 2011111618 in agadir, morocco. There are several registered products for the control of this pest. Gelechiidae on tomato productivity among smallholder producers as compared to synthetic insecticides use in morogoro, tanzania. Synthesis, functional assays, electrophysiological. In the laboratory trial of 2010, due to the low number of live larvae in the control, a one way. The tomato pinworm tuta absoluta meyrick is a devastating pest of tomato.
A study to evaluate the efficacy of integrated control methods against the pest was carried out at fayoum. Since its recent introduction into the mediterranean area, tuta absoluta meyrick has become widespread and an important pest throughout. This insect originated in south america, and has spread to several european, middle eastern, and north african countries since its discovery in spain in 2006 desneux et al. Tuta absoluta meyrick is an invasive lepidopteran pest species native to south america that has undergone a massive range expansion since 2006 to encompass large portions of eurasia, africa, parts of central america, and the caribbean campos et al. The total live cycle is completed within 3035 days. Pheromonebased management strategies to control the. The newly introduced pest from south america finding the shores of the mediterranean a perfect new home where it can breed between 1012 generations a year. Tuta absoluta is known to destroy tomato fields when not treated.
Management of tuta absoluta lepidoptera, gelechiidae with. Insecticide resistance reported on the moth and the awareness about the negative impact of agrochemicals on the environment and human health have raised the demand for new control tools. Tomato leaf miner, tuta absoluta,tomato pest, potato pest. The tomato leafminer, tuta absoluta, is one of the major pests of tomato and other solanaceae in many regions worldwide. The body is brown in colour with darker flecks of colour on each. Mass trapping using traps baited with the femaleproduced sex. Ecology, worldwide spread, and management of the invasive. Tuta absoluta can overwinter as eggs, pupae and adults. Integrated pest management ipm, pest control, pheromone, tomato, tuta absoluta i. Wherever significant difference occurred, tukey s multiple comparison test was applied for mean separation.
Gelechiidae is one of the recent devastating pests attacking tomato crop worldwide. It is a smallholder crop with major impact on rural incomes, as well as an industrial crop in the manufacture of puree and sauce creating employment along the chain. Realtime pcr assay for rapid identification of tuta. This evidence note therefore provides information on the key facts about tuta absoluta, and data on how farmers are coping with the pest in kenya and zambia, summarizes the research and development on control methods, and makes. It has the potential of inflicting serious and lasting damage to strategic crops for many countries and communities. The tomato leafminer, tuta absoluta meyrick lepidoptera. Management of the south american tomato leafminer, tuta absoluta, with insecticides has led to widespread development of resistance. Pheromonebased management strategies to control the tomato leafminer, tuta absoluta lepidoptera. The total life cycle is completed within 3035 days. Tuta absoluta is one of the most devastating tomato leafminer and it spreads extensively in almost all parts of the world. Adult females lay eggs on host plants and a mature female can lay up to 260 eggs before completing its life cycle. The arrangement of the genus of this species has been changed three times. Small scale farmers and home gardeners may be impacted severely.
Tomato leafminer tuta absoluta meyrick lepidoptera. The tomato leaf miner, tuta absoluta meyrick 1917 lepidoptera. The objective of this research is to monitor the number of tomato leaf miner tuta absoluta meyrick, 1917 population in the strumica region, over two harvests, spring and summer, in 2011. The south american tomato leafminer tuta absoluta meyrick. Harmfulness and population dynamics of tuta absoluta meyrick, 1917 in strumica region dusan spasov, dragica spasova, biljana atanasova abstract. South american tomato leafminer tuta absoluta north. Tuta absoluta produces about 1012 generations per year.
Management strategies for the control of t uta absoluta l. In the search for new strategies to control this pest, we present herewith the stereoselective synthesis, electrophysiological activity, functional analysis, and field tests of new chemicals as possible antagonists of the sex pheromone of the leafminer. Tomato leafminer tuta absoluta meyrick is a major pest of tomato plants in. Since its recent introduction into the mediterranean area, tuta absoluta meyrick has become widespread and an important pest throughout the region, including in tuscany, where it was. Pdf biological invasion of tomato leaf miner, tuta. Development of biorational management for tomato leaf. In both trials, significantly fewer moths were captured in mating.
Gelechiidae damage in openfield cultivations of processing tomato in tuscany italy. Gelechiidae in greenhouse tomato crops was compared with conventional insecticides flubendiamide, 60 mg l1 and azadirachtin, 3 g l1 in winter and summer. Pdf management of tuta absoluta in tomato by mass trapping. Multivoltine twelve generations in a year average 260 eggs laid by a female larvae mine in the mesophyll of the leaf four larval instars pupates in the soil and sometimes in the leaves prefers tomato but can complete in other solanaceous plants. There is now a pressing need to determine the extent of t. Tuta absoluta small moth native to south america major pest of tomatoes and other solanaceous plants nightshades photo.
Management strategies for the control of tuta absoluta lepidoptera. Clarke 1962 changed the genus to gnorimoschema busck 1900. This presentation is about tuta absoluta, an invasive moth. Masters thesis, university of copenhagen, department of plant and environmental science plen. Pdf control of the tomato leafminer, tuta absoluta lepidoptera. Mouhouche department of zoologie, national high school of agronomy elharrach, algeria abstract in algeria, the cultivation of tomato glasshouse and field takes damage following the introduction of a new pest tuta absoluta. Commercial farmers will have to manage spraying programs carefully. Management of tuta absoluta lepidoptera, gelechiidae with insecticides on tomatoes 337 variance. This insect pest originates from south america and is now considered to be one of the most damaging invasive pests of tomatoes in the mediterranean basin countries of europe and north africa. The present study was carried out to attempt to acquire better knowledge of the biology of this insect and to implement suitable prophylactic control tools for t. Pdf management strategies for the control of tuta absoluta. Scrobipalpula absoluta, tomatoes, pheromone control, trapping, mating disruption, pheromone traps.
Pdf on feb 15, 2012, mohamed braham and others published management of tuta absoluta lepidoptera, gelechiidae with insecticides on. Although several studies have been conducted within controlled environments on the ecology and management of t. Good agricultural practices and integrated pest management ipm good agricultural practices and integrated pest management should always be part of a growers practice for all types of pests and crops. It is a major pest of tomatoes and other solanaceous plants nightshades. Tuta absoluta meyrick, 1917 lepidoptera, gelechiidae. Department of functional and evolutionary entomology. Nigeria is the largest producer of tomato in africa while the northern regions are the main producers of tomatoes in the country.
Development of tuta pupa takes place in the soil and occasionally on plant parts such as the stem. Adult moths of tuta absoluta are relatively small with a body length of 7mm. The experiment was carried out in farmers fields of chaklarhat, tunirhat, panchagarh and research field of horticulture research center, bari, gazipur from october 2017 to june 2018 to findan effective and suitable management approach against tomato leaf. Efficacy of mating disruption compared with chemical. Kenya has achieved 75 per cent of tuta absoluta control by. Pdf since its recent introduction into the mediterranean area, tuta absoluta meyrick has become widespread and an important pest. Its primary host is tomato, although potato, aubergine, common bean, and various wild solanaceous plants are also suitable hosts. Under openfield conditions tuta absoluta is usually found up till m above sea level. Chemical control has been the main control measure used against tuta absoluta since it was reported in the country. The tomato leaf miner, tuta absoluta meyrick, 1917, is a neotropical oligophagous moth from the family gelechiidae lepidoptera, which is associated with solanaceous crops. Biological aspects of tomato leafminer tuta absoluta. Event partners tuta absoluta reproduces rapidly, with 1012 generations per year.
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