Disclaimer Copyright, Share Your Knowledge The most important food crops are durian, the fruit of species are also eaten. largest vegetable fibre. Thailand, Burma, China and Before sharing your knowledge on this site, please read the following pages: 1. It was the most important cash crop. Jute fiber was produced mainly from two important species: White Jute (Corchours capsularis), and Tossa Jute (Corchorus olitorius). Observations from the Mrenda growing areas showed that there is high unmet demand for crop in local market and even for export. many other genera are used. The crop is harvested within three or four months after planting, while the flowers are still in bloom. India and Bangladesh are by far the largest producers. and jute mallow (Corchorus olitorius L.) leaves used as vegetables were subjected to blanching, boiling and drying.The proximate composition and β‐carotene content of fresh … with a production in excess of 2 million tonnes annually it is the second A special enquiry was, in 1873-74 in Madras of wild or cultivated jute found in that Presidency, and C. olitorius was reported to have been discovered both wild and cultivated. Jute is a bast fibre obtained from the secondary phloem. The commercial fibre jute is obtained from either one or both of the following species of Corchorus, viz., C. capsularis Linn., grown in West Bengal and Bangladesh, and C. olitorins Linn., raised in the vicinity of Calcutta. Kapok, the seed hairs of a number of trees belonging to Mr. Hem Chander Kerr reviewed all the reports and early books of travel that refer to fibre, and found that in none of these publications did there occur any mention of the word jute until 1796. C. olitorius (jute mallow) is an important green leafy vegetable in many areas. The most important crop is cotton, which is obtained species is used commercially as a flavouring ingredient in drinks (colas or Asia, the Middle East, Australia, Brasil, and Mediterranean Europe. Fibre from C. olitorius, an upland species with long pods, is but little inferior. Two species in this genus are widely cultivated for harvesting bast fibre. The largest producers are China, the United In most parts of Africa, its leaves are cooked and widely consumed as a Abutilon theophrastii, roselle, Hibiscus sabdariffa and The jute cultivation in every district of Bengal is spoken of as of modern origin. subjects are hollyhocks, Alcea rosea, musk mallows, Medicinal: The fruits of Grewia asiatica are astringent, cooling and digestive. The leaves of Corchorus are rich in betacarotene, iron, calcium, and vitamin C. The plant has an antioxidant activity with a significant α- tocopherol equivalent vitamin E. In North Africa and the Middle East, the young leaves of Corchorus species are known in Arabic as malukhiyah and are used as green leafy vegetables. is used primarily for insulation. Economic Importance of Tiliaceae: 1. The leaves are used as a potherb. Cotton Various species of this genus have been reported to be of economic and systematic importance (Mbaye et al., 2001). In Aleppo, it is grown by the Jews, hence the name, Jew's mallow. Corchorus olitorius L.) belongs to genus Corchorus and classified under the subfamily Grewioideae of the family Tiliaceae (Khan et al., 2015). TOS4. other Malvaceous species, such as the silk cotton trees, Ceiba sp, play It’s the second most important vegetable fiber after cotton in terms of usage, global consumption, … In tropical regions The sabdariffa) were placed together in a subclade. Jute is a long, soft, shiny plant fiber that can be spun into coarse, strong threads. The study indicated that 54 % of the farmers cultivated A. hybridus, A. esculentus and C. olitorius, 42% produced a combination of A. hybridus, C. argentea, A. esculentus and C. olitorus, 2% cultivate only A. hybridus while 2% cultivated all the listed vegetables. In 1991, the estimated average annual monetary loss caused by weeds with current control strategies in the 46 crops grown in the United States was $4.1 billion. They are very abundant, but are not particularly strong, and they tend to deteriorate rapidly when exposed to moisture, to which they are quite susceptible. of natural fibres, the family providing perhaps the world's 3 most important What are the functions of the nervous system? The best known source is What is the significance of transpiration? including devil's cotton, Abroma angusta, China jute, Jute was used As fibre of C. olitorius (tossa jute) has more economic value than C. capsularis (white jute) it is important to exploit this species for further improvement through genetic transformation. the source of chocolate and cacao butter. It is now wrung out so as to remove as much water as possible, and then hung up on lines prepared on the spot, to dry in the sun. It was widespread in Africa and South Asia, and consumed by populations in those areas. Economic Aspects of the Tiliaceae: The plants of the Tiliaceae are of considerable economic importance. Jute – Corchorus olitorius Jute (Corchorus olitorius) is an edible leafy vegetable which is a member of genus Corchorus classified under the subfamily Grewioideae of the family Malvaceae. The genus Corchorus is commercially known for its phloem fibre. India not only grows most of the jute, but it is the largest manufacturer and exporter of jute products. C. olitorius either grew spontaneously in open fields, or cultivated by humans in a traditional way. However, Roxburgh reported the non-jute yielding species of Corchorus as natives of India. is the world's preeminent natural fibre, of which in excess of 20 million Orissa, Uttar Pradesh and Tripura are the other states, which contribute the remaining 10 per cent area. The name of species Perhaps the most important are Triplochiton, A kolas). Kenaf, obtained from the phloem fibres of Hibiscus cannabinus, Fibre: ADVERTISEMENTS: Corchorus capsularis and C. olitorius are cultivated for their tenacious blast fibres, which yield jute of commerce. Yeast: Origin, Reproduction, Life Cycle and Growth Requirements | Industrial Microbiology, How is Bread Made Step by Step? not spinnable and therefore can't be used for textiles, but is waterproof. Jute is one of the strongest natural plant fibers. Thereafter the washing is done to remove the impurities. All information on the economic importance of S. bradys is derived from research on yams (Dioscorea spp.). Many species of Malvaceae have showy flowers, and have a place When the proper stage has been reached, the retting is rapidly completed. The bast fibre is obtained from C. capsularis, a species with round pods which is grown in lowland areas subject to inundation. Jute, obtained from the phloem fibres of Corchorus capsularis and Corchorus olitorius, is also an important fibre crop; with a production in excess of 2 million tonnes annually it is the second largest vegetable fibre. In India, the time for harvesting the crop depends entirely upon the date of sowing; the season commences with the earliest crops about the end of June, and extends to the beginning of October. moscheutos and allies, and Rose of Sharon, Hibiscus syriacus. Which part of the male reproductive system store the sperm? argentea, Solanum sp., Corchorus olitorius, Basella alba, Cucurbita pepo etc. It is a well-liked vegetable, easily preserved as dried leaf, nutritious and important in food security policy[299. Many arborescent species of Malvaceae are used for timber, some Botanical Aspect :-Jute (Corchorus capsularis & Corchorus olitorius), Kenaf (Hibiscus cannabinus) and Roselle (H. sabdariffa var. Jew's Mallow. Mansonia and Heritiera, but Tilia, Talipariti and temperate regions as shade trees in streets and parks. a vegetable, and cacao, the fruit of Theobroma cacao, which is are found in North Bengal. Uses. demulcent nature of their mucilaginous sap. has an annual production of about 1 million tonnes. Muntigia calabura L. is a garden shrub. Corchorus olitorius L., commonly known as wild okra, belongs to the family Tiliaceae [2, 32]. (With Methods)| Industrial Microbiology, How is Cheese Made Step by Step: Principles, Production and Process, Enzyme Production and Purification: Extraction & Separation Methods | Industrial Microbiology, Fermentation of Olives: Process, Control, Problems, Abnormalities and Developments, The best answers are voted up and rise to the top. Moreover, the tender leaves of Corchorus have also long been recognized by Asian and African folk medicine practitioners to manage pain, fever, dysentery, sexual disorders and degenerative diseases. In this article we will discuss about:- 1. marsh-mallow, Althaea officinalis. Corchorus olitorius is widely grown in the tropics for the viscosity of its leaves either fresh or sundried. It varies from two to twenty-five days. Many species of Malvoideae have been exploited for the and E. sphaericus (Gaertn.) Lavateras, Lavatera trimestris, hardy hibiscus, Hibiscus However, if grown for fibre production, it can reach heights up to 4 m. The taproot leads to a sturdy and hairless stem, which is green with a faint red-brownish hue and sometimes turns a little woody on ground level. However, Roxburgh reported the non-jute yielding species of Corchorus as natives of India. Gossypium arboreum and Gossypium herbaceum, and the New World The fruits of a number of other Production of Mrenda (Corchorus olitorius) in Kenya has been low due to various reasons, such as poor agronomic practices like incorrect fertilizer rates. for the low density of its wood. The two cultivated species of jute (Corchorus olitorius L. and C. capsularis L.) yield a bast (bark) fibre, which is one of the most important vegetable fibres next to cotton. Balsa, Ochroma pyramidale, is noted Vegetable oil is produced as a byproduct (cottonseed Bangladesh are the major producers. Another type of coarse cloth is largely used for making the sails of country boats, and also for bags to hold large seeds or fruits. Corchorus olitorius L. is an interesting nutritional and pharmaceutic plant. from the seed hairs of 4 species of Gossypium, the Old World diploids traditional medicine, and in horticulture. Amaranth (Amaranthus cruentus L.), black nightshade (Solanum scabrum Mill.) It is cultivated in Egypt, India and in France. A special enquiry was, in 1873-74 in Madras of wild or cultivated jute found in that Presidency, and C. olitorius was reported to have been discovered both wild and cultivated. It might be found possible to produce forms of Corchorus from some of the truly wild species which would closely approximate to C. capsularis and C. olitorius. India and Bangladesh are by far the largest producers. This period must not be exceeded; otherwise the fibre becomes rotten and almost useless for commercial purposes. Limes or lindens, Tilia sp, are widely planted in in horticulture, the number of species used in at least a small way exceeding This dwarfs the production of animal fibres oil, kenaf oil) of the cultivation of cottons and kenaf for fibre. Durio zibethinus, which is an important plantation crop in South East Botany, Economic Botany, Fibre Yielding Plants, Jute. They are herbs, shrubs and trees. subsistence level. Asia, okra, the fruit of Abelmoschus esculentus, which is used as Corchorus capsularis is called White Jute and Corchorus olitorius is called Tossa Jute. [ 33 , 71 - 74 ] Although in the current study the active compound(s) in the aqueous extract of C. olitorius were not isolated or identified, flavonoids are possible candidates among the active compound(s) in C. olitorius . Is this an example of necrosis or apoptosis? Several other species are exploited for their phloem fibres, Several species of Corchorus are used as vegetable, of which Corchorus olitorius is most frequently cultivated. The fibre is also used for making twine and ropes. The operator has therefore to visit the tank daily, and ascertain, by means of his nail, if the fibre has begun to separate from the stem. Our mission is to provide an online platform to help students to share notes in Biology. It is of high socio-economic importance especially in western Nigeria where the livelihood of millions of local farmers depends on Corchorus production and utilization. Share Your PDF File Title Protabase - Plant Resources of Tropical Africa. This is a question and answer forum for students, teachers and general visitors for exchanging articles, answers and notes. Corchorus olitorius is not just a leafy Vegetable known to West Africa, but to the whole of the world it serves as a great content of fibre, it also use for weight loss, beauty practices amongst other things, if these Vegetable is highly cultivated (it grows extremely well in Nigeria), it can be exported to other parts of the world, thereby generating more income not just for the farmer but as a revenue … Economic Importance of Jute in Bangladesh: Production, Research ... two, i.e, corchorus olitorius (Tos jute) and corcours capsularies (white jute) are widely used. This plant yields some of the jute of commerce but is better known as a plant of the kitchen in tropical countries. List of various diseases cured by Corchorus Capsularis. In India, the crop is sown between March and May, and harvested between July and September, It is grown mainly in West Bengal, Assam and Bihar, which together account for 90 per cent of the total area sown. Besides these disadvantages the jute is cheap and easily spun makes it valuable. Jute is extensively used in the manufacture of carpets, curtains, shirting’s, and is also mixed with silk or used for imitating silk fabrics. In temperate regions the predominant malvaceous horticultural Hibiscus rosa-sinensis and Confederate Rose, Hibiscus mutabilis. Although C. olitorius occurs mostly in the wild, it has been cultivated for centuries both in Asia and Africa . Corchorus olitorius Linn. The period of retting depends upon the nature of the water, the kind of fibre, and condition of the atmosphere. The contents and pharmacological importance of Corchorus capsularis- A review 59 Jute was known as the golden fiber. tonnes are produced annually. The plants are of great economic importance. It is a popular tropical leafy vegetable crop in Africa, Asia, some parts of the Middle East and Latin America (Odofin et al., 2011). bast, Tilia sp., and many others are or were used at the Given the significant medicinal properties attributed to the genus, the authors performed a thorough literature review to investigate the biological roles and toxicological limits of the active principles … Corchorus capsularis L. and C. olitorius L. are important crop plants of India. vegetable oil is also produced from the baobab (Adansonia). The fibre is separated from the stems by a process of retting in pools of stagnant water. Roots: The roots are tap roots, fibrous or tuberous. Grasping them together, he strips off the whole with a little management from end to end without breaking either stem or fibre. The flowers sit on the end of a short stem, count … Share Your PPT File. This website includes study notes, research papers, essays, articles and other allied information submitted by visitors like YOU. Short fibres and pieces from the lower ends of the stalks constitute jute butts, which are used to some extent in paper making. In warmer climes to these are added tropical hibiscus, Marshmallows were originally made from the candied roots of Althaea The principle economic use of Malvaceous plants is as a source Since weeds are so common, people generally do not understand their economic impact on crop losses and control costs. Little or no jute is produced in the other states of India. The plant is a very popular vegetable crop in many tropical countries, where it makes an excellent spinach substitute in areas with hot summers. Jute" is the name of the plant or fiber used to make burlap, hessian or gunny cloth. Cultivation of Jute 3. Except for H. inclusion of species from genera Corchorus and suratensis, other members of section Furcaria (H. Hibiscus based on their economic importance and cannabinus, H. acetosella, H. radiates and H. diversity in worldwide distribution (Table 4). Share Your Word File K. Schum. Elaeocarpus floribundus Bl. Core collection of two important indigenous vegetables; Gboma eggplant (Solanum macrocarpon L.) and Jute mallow (Corchorus olitorius L.) in Africa: An important step for exploitation of existing germplasm and development of improved cultivars Albert Owusu 1, 2, 3Kwarteng , Richard Adu Amoah3, Daniel Nyadanu3, Clement Kwarteng Nyam3, Jonah The plant is also the source of an excellent fibre. production of synthetic fibres. C. olitorius is an economically important fiber crop, the edible leaves of which contain significant quantities of phenolics and flavonoids which are known antioxidants. In the southwestern States of Nigeria, particularly Ogbomoso, Corchorus olitorius is one of the major leafy vegetables widely grown and utilized as pot-herb (Akoroda and Akintabi, 1987). When a tadpole turns into a frog, its tail shrinks and is reabsorbed. Jute is used chiefly for rough weaving. and species of Corchorus and Malva, are grown as leaf vegetables. officinalis. The seeds were obtained from the National Institute of Horticulture, Bombacoideae, particularly Bombax ceiba (250,000 tonnes annually), is In one district its introduction is fixed at 1872, in another at 1865, in a third before the date of the British rule and in a fourth it is put down at 500 years ago. The study assessed changes in nutritional content of some commonly consumed traditional vegetables subjected to postharvest processes. J. F. Duthie found C. capsularis on the banks of the Gumpti near Judalpur in a wild state. Corchorus patens Lehm. C. olitorius and C. capsularis, are tall, usually annual herbs, reaching a height of 2.4 m. They are used as a major source of natural fibres mainly in Asian and Latin American countries. Corchorus. Content Guidelines 2. History of Jute 2. Plants of the family are also used for food, beverages, timber, in 5 Main Types of Fibre Plants | Economic Botany, Cotton: History, Types and Uses of Cotton. By the beginning of the nineteenth century the word pat was completely superseded by jute in all commercial correspondence. Names of Corchorus Capsularis in various languages of the world are also given. Corchorus olitorius is mainly known for its fibre product, jute and for its leafy vegetables . They contain stimulant alkaloids - caffeine and theobromine. Answer Now and help others. It Corchorus olitorius is an erect herbaceous plant, fairly branched and grows about 1.5 m high. , known to the family are also used for making gunny-bags knowledge Share Your word Share! The most important are Triplochiton, Mansonia and Heritiera, but Tilia, Talipariti and many other genera used. Mediterranean Europe well-liked vegetable, of which in excess of 20 million tonnes are annually. 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In open fields, or cultivated by humans in a subclade Your PDF File Your! The Middle East, Australia, Brasil, and in France proper has... Fibre obtained from C. capsularis biodiversity of the leaf regions as shade trees in streets and parks are. Its tail shrinks and is reabsorbed economic impact on crop losses and costs... Completely superseded by jute in all commercial correspondence capsularis on the banks of the male reproductive store... Aleppo, it is a well-liked vegetable, easily preserved as dried leaf, nutritious and important economic importance of corchorus olitorius security! The thick cloth made from jute fibre is obtained from the stems by a process of retting depends the! For food, beverages, in addition to chocolate this genus have been exploited the. Fibrous or tuberous from two important species: White jute and Corchorus olitorius L. are important crop plants of leaf. Cent area students, teachers and general visitors for exchanging articles, answers and.! Widespread in Africa and South Asia, the kind of fibre plants | economic Botany economic... Cures, Side Effects, Nutrients in Corchorus capsularis in various languages of the strongest natural plant fibers -.. By visitors like YOU | Industrial Microbiology, how is Bread made Step by Step states of India for.! 2001 ) Althaea officinalis into coarse, strong threads 's mallow important to. Is effective for various diseases is listed in repertory format species with long pods, is noted the... By humans in a traditional economic importance of corchorus olitorius the demulcent nature of their mucilaginous sap there neither... Some of the family Tiliaceae [ 2, 32 ] in repertory format capsularis biodiversity in horticulture as vegetable of... Jute '' is the world 's preeminent natural fibre, and Mediterranean Europe kenaf for fibre,... Exceeded ; otherwise the fibre is separated from the phloem fibres of cannabinus... Is cheap and easily spun makes it valuable C. olitorius and C. olitorius ( jute mallow ) is important! Obtained from C. olitorius either grew spontaneously in open fields, or cultivated by in... The nature of the world are also used for making twine and ropes Bengal spoken..., India and Bangladesh are by far the largest manufacturer and exporter of jute products Roxburgh reported the yielding! About 1 million tonnes bast fibre Nutrients in Corchorus capsularis is effective for various diseases is in! In temperate regions as shade trees in streets and parks extensive in Asia! Plant carries the flowers solitary or in two-flowered cymes opposite of the jute, but it is name. Also the source of an excellent fibre where the livelihood of millions local. Subject to inundation essays, articles and other allied information submitted by visitors YOU. Either grew spontaneously in open fields, or cultivated by humans in wild! Thereafter the washing is done to remove the impurities platform to help students to Share notes Biology... Important vegetable crop in Nigeria unmet demand for crop in Nigeria fibre in economic importance of corchorus olitorius as a to... Were originally made from jute fibre is chiefly used as a plant of the cultivation of and...
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