Leaf preservation leaf preservation is more important to prevent withering of leaves. However, in case of floor or shoot rearing, bed cleaning should be done once in each instar. Sex separation methods are critical for commercial aspects of rearing silkworms, and geneticsexing systems also could serve as the basis for adaptation to sterile insect techniques for pest lepidopteran species. It is a process of feeding the right quantity of mulberry leaves to silkworms. Pdf eri silkworm rearing practices in kenya researchgate. To train the students in silk production techniques. This site is like a library, use search box in the widget to get ebook that you want. Pdf on aug 23, 2016, edison omollo and others published eri silkworm rearing practices in kenya find, read and cite all the research you need on researchgate. The following information is all about silkworm rearing. To make the student aware about soil to silk concept, sericulture extension and innovative technologies techniques etc. House any building or thatch which is well ventilated may be used for rearing the worms, but mudwalled thatched houses are the best as they are cool in summer and warm in winter season. Incubation hatching different methods of brushing young age silkworm rearingmethods of rearing feeding young age worms. Here is the complete guide for mulberry cultivation techniques, silk worm rearing practices, mulberry planting methods, soil and climate requirement.
Young age silkworm rearing house the young age silkworm rearing houses are often called as chawki rearing centre crc. However, due to the dry environmental conditions of the companys location, it had to look for a more adaptable breed of silkworm. Standard methods for rearing and selection of apis. Mahesha, yuvarajas college, university of mysore, mysuru. Sericulture or silk farming is the rearing of silkworm for the production of silk silk is known as queen of textile and biosteel because of its strength 3. Provide sufficient windows and ventilators for free circulation of air inside the rearing house.
The silkworm is the larva or caterpillar of the domesticated silkmoth, bombyxmori latin. Eri silkworm rearing practices in kenya edison omollo oduor, lucy ciera, vijay adolkar and odoch pido abstract ericulture eri silkworm farming is an agrobased traditional activity that has played an important role in generating income and employment for people living in. Click download or read online button to get sericulture manual 2 silkworm rearing book now. A living from livestock research report home food and. In the beginning, the female silk moth lays hundreds of eggs. Silkworm rearing is an extensive monthlong exercise starting from egg stage and terminating in adults laying eggs and dying their natural death.
Principles and techniques of silkworm seed production tribhuwan singh on. Silkworm disease diagnosis through molecular approach and. Management of climatic factors for successful silkworm. Mahesha h b associate professor department of sericulture. Techniques of rearing silkworm bagalkot, karnataka. The following article talks about mulberry cultivation practices, planting techniques, and growing ideas. Effective use of lime and bleaching powder as surface disinfectants for mulberry silkworm cocoon crop success. We offer a wide selection of silkworm products, from live silkworms to silkworm eggs and everything needed to keep them fat and happy. Let us understand the different methods of late age silkworm rearing. Disease, lowquality silkworm variety, and rudimentary techniques cause cocoon production to remain low. Adequate care in terms of temperature, relative humidity and hygienic conditions should be provided to young silkworms for their good and healthy growth. Usages of bed disinfectants for enhancing cocoon productivity. Silkworm rearing is continuous with little time for disinfection.
These diseases are known to occur in almost all the silkworm rearing areas of the world causing considerable damage to. May 09, 2015 44 silkworm rearing technology in glossy leaf method selection, the mature leaves remained on the mulberry twigs after chawki rearing are fed to iv and v instar worms pluck ing from top to bottom. Eri silkworm rearing practices in kenya edison omollo oduor, lucy ciera, vijay adolkar and odoch pido abstract ericulture eri silkworm farming is an agrobased traditional activity that has played an important role in generating income and employment for people living in rural areas in some parts of the world. Standard methods for rearing and selection of apis mellifera queens ralph buchler1, sreten andonov2, kaspar bienefeld3, cecilia costa4, fani hatjina5, nikola kezic6, per kryger7, marla spivak8, aleksandar uzunov2 and jerzy wilde9 1llh, bee institute, erlenstrasse 9, 35274 kirchhain, germany. Mulberry morus germplasm varieties through moulting test, silkworm rearing techniques and economical characters of bivoltine silkworms bombyx mori l. Standard methods for rearing and selection of apis mellifera. These eggs are stored over a clean paper or piece of cloth. What does do you mean by the word silkworm farming. Throughout its rearing period, it has to be looked after carefully and nourished with good quality mulberry leaves. Studies on the response of different silkworm bombyx. A crc for brushing 50006000 dfls per batch consists of a. The farmers then keep the eggs under the accurate temperature and humidity at a clean place. Silkworm moths only live for a few days and must mate as soon as they emerge from their cocoons.
Hence, chawki is the most crucial period of silkworm rearing that demands optimum temperature and humidity, hygienic conditions, quality tender leaf, good rearing facilities and above all technical s. Mechanical capturing of predators in the rearing field throughout rearing period and specially at the time of incidence of the predator by using sticky country made adhesive lassa glued to bamboo pole or other sticks. The business of rearing silkworm or silkworm rearing is known as the silkworm farming as in this business, the growing of silkworm is included. Silkworm bombyx mori l, the source for production of fabulous silk and sericulture industry, has been domesticated more than 4000 years ago. Techniques of rearing silkworm anjaw, arunachal pradesh. The first two are agricultural and the last one is an industrial component. Prevention of spread of silkworm diseases by using silkworm body and rearing seat disinfectant. The combined effect of both temperature and humidity largely determines the satisfactory growth of the silkworms and. Sericulture, or silk farming, is the cultivation of silkworms to produce silk. How to grow roses from cuttings fast and easy rooting rose cuttings with a 2 liter soda bottle duration.
Training and tutorial courses in techniques, design and commercialization, techniques for spun silk, protocols for degumming and natural dyeing. Pdf on dec 1, 2016, phalguni bhattacharyya and others published. The seasonal differences in the environmental components considerably affect the genotypic expression in the form of phenotypic output of silkworm crop such as cocoon weight, shell weight, and cocoon shell ratio. Its adoptability to environmental conditions is different from that of the wild insects and the rearing techniques vary to. Meaning sericulture is the silk producing agroindustry india is the second largest silk producing country in the world after china. It is an agrobased industry comprising three main components. Use of nylon net mesh size 2 mm especially during chawki rearing to prevent silkworm from the attack of predators. After cocooning you can remove them and spin some silk, or you can wait until they hatch they will hatch in about a month. Principles and techniques of silkworm seed production. To give knowledge about mulberry cultivation, silkworm rearing techniques to the students. In commercial races of silkworm, moulting occurs four times, lasting for 1530 hours. The silkworm bombyx mori is the chief source for the production of fabulous mulberry silk in sericulture industry. Hence, chawki is the most crucial period of silkworm rearing that demands optimum temperature and humidity, hygienic conditions, quality tender leaf, good rearing facilities and above all technical skills.
Training courses, reference materials, mulberry varieties, silkworm breeding and egg production, plastic mountage production silk process. Construct rearing house of 18 feet x 12 feet x10 feet size on an elevated and shady place to accommodate 100 dfls. Limited institutional capacity to supply healthy silkworm eggs and poor silkworm rearing activities at the farm level, results in silkworm mortality around 50 percent. In fact, most sericulturists do not disinfect the rearing house at all. During this course, they pass through five larval instars intervened by four moults, cocoon and pupal stage. Prevention of entry of pathogen from outside through meticulously practice of rearing and personnel hygiene during the silkworm rearing. Sericulture manual 2 silkworm rearing download ebook pdf. The variations in the environmental conditions day to day and season to season emphasize the need of management of temperature and relative humidity for sustainable cocoon production. Climate changes and chemicals the new sericulture challenges silkworm diseases system management and control jiping liu, ph. Diseases of mulberry silkworm and their control dr. If the chawki worms are not reared properly, the later stages will result in crop losses.
Silkworm rearing methods for beginners agri farming. The mulberry is a silkworm breed widely grown by farmers in kenya. Diseases and pests of silkworms jhansi, uttar pradesh. Silkworm rearing demands certain specific environmental conditions particularly of temperature and humidity. The silkworm first makes a support then spins the cocoon. Mulberry cultivation and silkworm rearing a full guide. Chawki means the first two stages of silkworm rearing. Pdf nutritional quality assessment of ten mulberry morus. Sericulture and silk production the ancient technique of rearing silkworms for production of silk yarn and weaving it into expensive cloth is widely practiced today. Provide sufficient windows and ventilators for free circulation of air inside the rearing.
New technology for silkworm rearing central sericultural. During 4th and 5th instars once in a day in case of shelf rearing. Silkworm food is a must, silkworms will only eat a mulberry based diet. The silkworm, bombyx mori, has a wzzz sex chromosome system seen in lepidopteran insects in which the females are heterogametic. Silk was believed to have first been produced in china as early as the neolithic period. In the present paper study has been made to understand in relation to the white muscardine disease in silkworm and its nature of morphological symptoms role have been discussed. Commercial rearing of silk producing silkworm is called sericulture. Provide sufficient windows and ventilators for free circulation of. The pebrine occurrence can be avoided by rearing disease free layings and adoption of systematic disinfection of. Silkworm seed of csr hybrids procured from nsso, bangalore through dos, u. Revalidation of bed disinfectant practices followed by. Silkworm genetic sexing through w chromosomelinked. Regional seminar on problems of sericulture as an economic enterprise in north west india 21618.
Provide 3 feet verandah surrounding the rearing house. Although there are several commercial species of silkworms, bombyx mori the caterpillar of the domestic silkmoth is the most widely used and intensively studied silkworm. The techniques of strict mother moth examination for the supply of disease free silkworm eggs. Mar 11, 2015 now let us get into silkworm rearing in details. Production of silk from silk worm if you own any of the content in my video and you dont want it appear in my channel, please notify me via private message or. It is an economically important insect, being a primary producer of silk. Silkworm farming guide and tips process and profit details what is silkworm farming.
Silkworm domesticated over centuries has become very delicate and susceptible to various diseases caused by microsporodia, bacteria, viruses and fungi doreswamy et al. Regional sericulture training centre for asia pacific. Construct rearing house of 50 feet x 20 feet x10 feet size on an elevated and shady place to accommodate 200250 dfls. Mulberry silkworm bombyx mori is affected by a number of diseases caused by viruses, bacteria, fungi and protozoa. The female silkworm moth has tiny wings and a large abdomen. Untitled food and agriculture organization of the united nations. Pdf nutritional quality assessment of ten mulberry.