Cucurbits are the popular name of the family cucurbitaceae, commonly known as the gourd family. Five of its species cucurbita argyrosperma huber, c. Cucurbits are cultivated worldwide in a range of environments. Cucurbits belong to the family cucurbitaceae and form an important and a large group of vegetables, grown extensively throughout india and other. Management of gummy stem blight black rot on cucurbits. For plants to take up adequate amounts of nutrients the soil must have good tilth or quality. Specific chemicals are known to induce femaleness and maleness as desired. Timmerman, extension educator, plant pathology james a. Among them, cucurbit fruit fly is the serious pest responsible for considerable damage of cucurbits alam 1969, butani and jotwani 1984. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Wmv causes green mosaic, leaf rugosity, green veinbanding, chlorotic rings, and malformation on foliage, and green ringspots and mottling on fruit figure 4. Cucurbits are poorly represented in australasia and all temperate. View and download powerpoint presentations on pest management in cucurbits ppt.
Yearround ipm program for cucurbits 911 seedlings cotyledons to 4 leaves vegetative growth. Monitor crops to find early symptoms and apply recommended fungicides if conditions are favourable for disease. Management of gummy stem blight black rot on cucurbits in. These include cucumbers, melons, watermelons, pumpkins, squash, and many others. In india, it is represented by about 34 genera and 108 species of which 38 species are endemic. Members of the family are annual or perennial herbs native to temperate and tropical areas and include cucumbers, gourds, melons, squashes, and pumpkins.
Signature symptoms 2000 also see the news article managing bacterial wilt affecting cucurbit crops june, 2001. Nov 14, 2017 the hybrid seed can also be produce in cucurbits by the application of chemicals for attaining the sex of cucurbits. Well represented in both the moist and moderately dry tropics in the old and new worlds, particularly in rain forest areas of south america and woodland, grassland, and bushland areas of africa. List of plants in the family cucurbitaceae britannica. Tomato mosaic virus an overview sciencedirect topics. Viral diseases of cucurbits university of illinois. The wilting symptoms spread up and down the runner sometimes as a recurring wilt on hot, dry days. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that. Winner of the standing ovation award for best powerpoint templates from presentations magazine. The most critical infection period is from seedling emergence to the time when canopies start to close. For a thorough soil test, consult your local county extension office.
Members of the family are annual or perennial herbs native to temperate and tropical areas and include cucumbers, gourds, melons. Cucurbit crops types of cucurbits and growing information. The spraying of ethrel 2choloroethylphosphonic acid 200300 ppm at two and four true leaf stage and another at flowering is useful for inducing the. Managing phytophthora blight of cucurbits daniel s. In severe cases, powdery mildew can cause premature death of leaves, and reduce yield and fruit quality. Diseases of cucurbit vegetables department of primary.
Use crop oil concentrate, methylated seed oil, or nonionic surfactant at recommended rates. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Keep reading to learn more about cucurbit plant info and discover just how much you may already know about these plants. Ppt diseases of cucurbits powerpoint presentation free. Members of the family are annual or perennial herbaceous plants. Erwinia tracheiphila symptoms symptoms of the disease first appear on a single leaf which suddenly wilts and becomes dull green. Asterisks indicate representative crops for the group. It is a fruit disorder of processing cucumber due to low calcium level in the tissue. Cucumber, squash, and pumpkin are normally strictly monoecious, but certain varieties of muskmelon and watermelon show a modifica tion of this condition. Primefact 832, diseases of cucurbit vegetables 4 high levels of nitrogen fertiliser may increase disease levels. All the cucurbits except watermelons prefer a ph between 6.
Pdf due to limited availability of arable land and high market demand for off season vegetables, cucurbits plants in the family cucurbitaceae are. Insect pests and their management the main insect pests of cucurbits are. Cucurbits grow best in summer weather when days and nights are consistently warm. Cucurbitaceae is the major family name encompassing.
Although there are 825 species of cucurbits, there are only four major crops. Cucurbit pest management cucurbits watermelon, summer and winter squash, cucumber, pumpkin, cantaloupe, etc. Exploitation of heterosis in cucurbits authorstream. The cucurbitaceae family is the species with the most food used for human consumption. The male flowers tend to open first, followed by the female flowers. University of californias official guidelines for pest monitoring techniques, pesticides, and nonpesticide alternatives for managing pests in agriculture, floriculture.
A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. The cucurbitaceae consists of about 118 genera and 825 species. Lecture 12 diseases of cucurbits 2 lectures cucumber and squash vascular wilt. This presentation is done by export agriculture students of 201011 batch of uva wellassa university of sri lanka as a requirement for the. Fruit flies are most damaging for cucurbitaceous crops. Many cucurbitaceae seeds are rich in oil and protein, and although none of these oils have been utilized on an industrial scale, many are used as cooking oil in some countries in africa and the middle east alkhalifa, 1996. They are distributed in both the eastern and western hemispheres relatively equally. The common types of cucurbits that we are familiar with include such. Cucumber agrobacterium mediated ppt gene resistance to.
Cucurbit fruit fly, red pumpkin beetle and epilachna beetle. The cucumber plant is a sprawling vine with large leaves and curling tendrils. Jagger, senior pathologist, division of fruit and vegetable crops and diseases, bureau of plant industry x he cucurbitscucumbers, muskmelons, watermelons, pumpkins, and squashbelong to the family cucurbitaceae. The plant may have 4 or 5 main stems from which the tendrils branch. Fact sheets and information bulletins cucurbits cucumber, melon, pumpkin, squash, watermelon. The cucurbitaceae family encompasses over 800 species of plants known collectively as gourds or cucurbits. Cucurbits are infested by several insect pests which are considered to be the significant obstacles for economic production. In cucurbits, hybrid seed production has been simplified by manipulation of sex mechanism and sex expression. It is best to have your soil tested before planting, so you know what nutrients and ph adjustments may be needed. One plant group with the most species used as human food is the cucurbitaceae family. Powdery mildew, mainly caused by the fungus podosphaera xanthii, infects all cucurbits, including muskmelons, squash, cucumbers, gourds, watermelons and pumpkins.
While the eastern shore is best known for watermelon and pickle production all cucurbits are grown throughout the state with. Cucumber, cucumis sativus, is a warm season, vining, annual plant in the family cucurbitaceae grown for its edible cucumber fruit. Cucurbits belong to the family cucurbitaceae and form an important and a large group of vegetables, grown extensively throughout india and other tropical and subtropical regions of the world. The alfalfa mosaic virus belongs to the genus alfamovirus and it has particles of different shapes from quasispherical to bacilliform, 18 nm wide and 1860 nm long.
Cucurbitaceae the gourd or pumpkin family 120 genera 900 species distribution. Different techniques are developed to reduce the cost of hybrid seed production viz. The hybrid seed can also be produce in cucurbits by the application of chemicals for attaining the sex of cucurbits. Foliar symptoms of amv include systemic yellowbronzing or white. The disease affects cucurbit crops in the field and those grown in passive or traditional greenhouses. The cucurbitaceae, also called cucurbits or the gourd family, are a plant family consisting of about 965 species in around 95 genera, of which the most important to humans are. Hybrid seed production techniques in cucurbit vegetables. Ppt cucurbit diseases powerpoint presentation free to.
Perhaps more than 20 genera are used for culinary purposes, which. A two to threeyear rotation with nonhosts is an effective way to reduce incidence of gsb. This yearround ipm program covers the major pests of cucurbits in the sacramento, san joaquin, coachella, palos verde and imperial valleys, as well as riverside county. This nebguide covers the management and prevention of bacterial wilt of cucurbits, which affects cucumber, squash, muskmelon, pumpkin, and gourds. It is only when both the male and female flowers are open that pollination can occur. In this disorder, an abnormal white styofoam like porous textured tissue is formed in the mesocarp of the fleshy harvested fruits. Cucurbit pest management university of maryland extension. Downy mildew of cucurbits can be found in temperate areas, such as the americas, europe, japan, australia and south africa, tropical regions and some semiarid regions, such as the middle east.
Warncke department of crop and soil sciences michigan state university a fertile soil is more than just having adequate levels of the essential nutrients. Jagger, senior pathologist, division of fruit and vegetable crops and diseases, bureau of plant industry x he cucurbits cucumbers, muskmelons, watermelons, pumpkins, and squashbelong to the family cucurbitaceae. Noling, and xavier martini botany and planting angled luffa silk squash luffa acutangula bittermelon chinese and indian types momordica charantia butternut squash cucurbita moschata. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Find powerpoint presentations and slides using the power of, find free presentations research about pest management in cucurbits ppt. Details on carrying out each practice, example monitoring forms, and information on additional pests can be found in the cucurbit pest management guidelines pmg. This control method separates the pest from the crop by means of a device or action. Avoid lowlying, shaded areas prone to heavy fogs and dews. Cucurbit crops are one of the most commonly grown in the garden. Less often, the rich nectar supply and pollen within the plant draws.
Regmi assistant professor department of entomology slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Cucurbits are mesophytic or xerophytic, mainly tropical or subtropical. Within this family, the genus cucurbita stands out as one of the most important. Cucurbitaceae, the gourd family of flowering plants, belonging to the order cucurbitales and containing 98 genera and about 975 species of food and ornamental plants. The gourd family, cucurbitaceae, consists of about 975 species across 98 genera. Plant pathologist, yanco agricultural institute, yanco. If you continue browsing the site, you agree to the use of cookies on this website. All four of these are grown commercially in north carolina with the largest production in cucumbers and watermelons and significant acreage in squash and melons.
Perhaps more than 20 genera are used for culinary purposes, which usually includes consumption of. We gratefully acknowledge the contributions of robert wick umass, jude boucher. Cucumber diseases and pests, description, uses, propagation. The particles encapsidate four major species of singlestranded, positivesense rna jaspars and bos, 1980. The bacterial wilt pathogen is transmitted by the striped and spotted cucumber beetles. Their damage symptoms and control measures are described as follows. Vascular tissue with some pillow areas may collapse and become necrotic. Bacterial fruit blotchseedling blight acidovorax avenae subsp. Rotate cucurbits with other crops, with two or more years between cucurbits. Fields should not be cultivated with cucurbits routinely, and rotation with a noncucurbit crop is important. Paris, in encyclopedia of food sciences and nutrition second edition, 2003. The female flower is open for only one day and is most receptive between the hours of 9 am and 4 pm.
Cucurbits are frost sensitive, annual, or perennial with tuberous storage roots. Curcurbits crop group 9 include the melon subgroup muskmelons and watermelons, and the squash subgroup cucumbers and gourds, etc. Pdf with the increase in our knowledge and competency in molecular biology. This article is a list of diseases of cucurbits citrullus spp. Traditionally, cucurbit crops need a fair amount of space to sprawl and twine. Displaying pest management in cucurbits powerpoint presentations plant propagation university of missouri extension ppt presentation summary. Ppt diseases of cucurbits powerpoint presentation free to.
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