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