Mulberry silkworm rearing pdf

These diseases are known to occur in almost all the silkworm rearing areas of the world causing considerable damage to. Mulberry cultivation for late age silkworm rearing central. India has the unique distinction of being the only country producing all the five kinds of silk mulberry, eri, muga, tropical tasar and temperate tasar. During 4th and 5th instars once in a day in case of shelf rearing. Sericulture is the practice of rearing silk worms for the production of raw silka process that occurs in three stages. For example, a small scale farmer with a 14 acre of mulberry orchard needs a rearing house of at least 7m x 5 m 25 ft x 15 ft. The technology of sericulture and silk production is wellknown. The adoption of mulberry cultivation and silkworm rearing technologies by the sericulture maintenance 86. Production of mulberry leaves on scientific lines is essential for organizing sericulture on sound economic lines. Factors affecting productivity and profitability of. She carried silkworm eggs mulberry cocoons in her elaborate head dress. A silkworms preferred food is white mulberry leaves, though they may eat other mulberry species and even osage orange. Silkworm rearing rearing was conducted as per the package of practices recommended by the temperate sericulture research institute, mirgund by resorting to three feeds per day plate3. Adoption of recommended technologies by sericulture.

Sericulture extension technicians at heworks rwanda silk. In the method of rearing silkworm, the last three stages should be conducted by giving mulberry shoots instead of single leaves. Silkworm rearing methods for beginners agri farming. Microwave food has been made so that silkworm rearing can continue through the winter months. Mulberry leaves have been supplemented with various nutrients for silkworm feeding to promote silk quality and quantity. For rearing purpose promising silkworm hybrid for autumn season sk6. Throughout its rearing period, it has to be looked after carefully and nourished with good quality mulberry. The cocoon quality and yield are adversely affected if the optimal environmental conditions i. The rearing of silkworms requires intensive technical guidance on the spot. The most widely used and useful silks are produced by the larvae of the domesticated moth bombyx mori which are commonly called mulberry silkworm because the caterpillar feeds on mulberry leaves.

Comparative study on the feeding activity of bombyx mori with. Mulberry forms the basic food material for silkworms. Ap village sericulture assistant syllabus 2020 download. Hence the rearing of silkworms involves cultivation of mulberry trees, which provide a regular supply of leaves. However, in case of floor or shoot rearing, bed cleaning should be done once in each instar. The silkworm bombyx mori is the chief source for the production of fabulous mulberry silk in sericulture industry. Bombycidae tribhuwan singh 1, pramod kumar singh 2 and khurshid ahmad sahaf 3. The secrets of raising silkworms if youre seeking an unusual hobby or parttime pursuit, consider raising silkworms one of the worlds most profitable insects after honeybees. Ncert exemplar for class 7 science chapter 3 fibre to fabric 17. The eri silkworm which lives upon castor, is a domesticated form, cultivated in warm damp places. Sericulture, or silk farming, is the rearing of silkworms for the production of raw silk. In brief, various aspects involved in it are as follows. The supplementation and fortification of mulberry leaves is a recent technique in sericulture research. The scheme and syllabus for the examination is clearly described in this page.

The company operates a sericulture business by promoting mulberry plantation, producing silkworm eggs and cocoons, purchasing all the cocoons produced in rwanda, and processing them into raw silk and silk fabrics mainly to export to the international market. Rearing houses basic requirement orientation orientation different designs modifications to suit changing needs. The practical application of artificial diet in sericulture is to save supply of mulberry leaves for the rearing and to rear young healthy larvae of silk worm. Silkworm cultivation the hatched larvae should not be starved and they must be brushed on a paraffin paper in a rearing tray or blue polythene sheet rearing bed.

The serifarmers benefited by adopting new silkworm hybrids, mulberry varieties, machines and productstechnologies for crop production, crop protection. Agri sci ijasr impact of rearing of mulberry silkworm. Heworks rwanda silk ltd is a private limited company located in kigali special economic zone ksez, kigali city. It is an economically important insect, being a primary producer of silk. Due to the mulberry tree being deciduous loosing their leaves in the winter around november time.

Ap grama sachivalayam vsa syllabus 2020 is updated in this page. The silkworm is the larva or caterpillar of the domesticated silkmoth, bombyxmori latin. Sericulture in indiasericulturesubmitted by prince verma 2. Diseases of mulberry silkworm and their control dr. Its life history resembles that of the mulberry worm. In this type of rearing, whole shoot or branch with mulberry leaves are used for feeding the silkworms. Through silk production projects, mulberry has been taken to countries all over the world. Domestic silk moths are closely dependent on humans for reproduction, as a result of millennia. Generally, appliances for mulberry silkworm rearing may be used for eri silkworm rearing except the thread nets. Hence, a higher level of mulberry cultivation and silkworm rearing technologies are required than multivoltine sericulture, as well as a higher cost for mulberry field management, rearing equipment, and sterilization. It is the exclusive food for the silkworm, which during its larval life is reared for silk production. Debaraj y, singh ni, sharma mc, singh r 2012 fabrication of suitable low cost bamboo mountages for eri silkworm samia ricini donovan.

Mahesha, yuvarajas college, university of mysore, mysuru. Worms are introduced through dfls disease free layings, i. This is done by sprinkling chopped tender mulberry leaves of size 0. Supporting sericulture rehabilitation what is sericulture. Silkworm eggs have to be procured from grainages and also mulberry garden of about 120 to 150 acres owned by. A shoot rack of 5 ft width and as long as rearing house with 3. The heterosis phenomenon in mulberry silkworm, bombyx mori l. Silkworm produces silk in the form of two filaments consisting of fibroin and glued together by the protein gum sericin fig. Ap village sericulture assistant syllabus 2020 andhra. Many studies suggest that rearing silkworms on mulberry leaves have become a bottleneck to sericulture development, and it continues to weaken the viability of sericulture. Sericulture is an activity to produce raw silk based on rearing silkworms fed on leaves from mulberry plants or from asan and arjuna trees. When it comes to the definition of the silkworm, it is the larva or caterpillar of the bombyx mori moth. Silkworm rearing is an applied science based on theory of anatomical physiology of silkworm and silk worm diseases.

The present study was conducted to evaluate the plantation system of mulberry suitable for larval growth of silkworm, which ultimately influences the cocoon traits such as cocoon yield, cocoon weight, shell weight, silk percentage etc. Silkworm rearing kindle books jan 29, 2020 free reading by. The silkworm is the larva or caterpillar of a silk moth. Mulberry silk is produced mainly in karnataka, west. Hence, a higher level of mulberry cultivation and silkworm rearing technologies are required than multivoltine sericulture, as well as a higher cost for mulberry field management, rearing. Pdf mulberry is a plant that is grown for silkworm rearing.

In this section we shall look at commercial rearing of the mulberry silk butterfly and larvae heareafter called silk. She disclosed the secret of raising silkworms thus, silk production spread in india. Sericulture is an important labourintensive and agrobased cottage industry. Silkworm food is a must, silkworms will only eat a mulberry based diet. The rearing of the mulberry silkworms is fully domesticated. It is a process of breeding, feeding and providing medical care to sheep. Nutritive values of mulberry leaf introduction, bye products of mulberry, medicinal and other use of mulberry, contents of mulberry leaf.

Pdf nutritional quality assessment of ten mulberry morus. Government of andhra pradesh grama ward sachivalayam scattered out general recruitment notification for village sericulture assistant. In commercial races of silkworm, moulting occurs four times, lasting for 1530 hours. Commercial chawki rearing centre requires separate chawki irrigated mulberry garden, chawki rearing house with essential rearing equipments and above all trained skilled manpower with rearing experience for scientific chawki rearing. Ncert exemplar for class 7 science chapter 3 fibre to fabric. The farmers then keep the eggs under the accurate temperature and humidity at a clean place. Pdf the effective influence of temperature on the varied. Mulberry cultivation and silkworm rearing a full guide. In india, the bulk of mulberry cultivation is done by. Stages of production of silk the silk moth lays eggs.

They differ in their suitability for silkworm rearing because of their varying nutritious value and palatability for the worm. Role of women in sericulture and community development. First, after hatching, tiny silkworms feed on mulberry tree leaves until they are fully grown. Download the culture of the mulberry silkworm pdf ebook the culture of the mulberry silkworm the culture of the mulberr. From the findings, a number of measures were identified that could possibly improve silkworm productivity and income of farmers. Jul 28, 2009 how to grow roses from cuttings fast and easy rooting rose cuttings with a 2 liter soda bottle duration. Direct source of cash income and sociabilization spaces region n.

Rearing of mulberry silkworm rearing house for 200250dfls. Applied zoology gelecegi onemseyenler dernegi gonder. Mulberry is a plant that is grown for silkworm rearing. These animals are kept since they produce one or more useful products for the human beings. Construct rearing house of 50 feet x 20 feet x10 feet size on an elevated and shady place to accommodate 200250 dfls. Since the silkworms rearing activity is decreasing at international and national level, it was necessary a diversification of exploitation methods for mulberry plantations and silkworm production. The diseases are one of the main constraints in cocoon production, the outbreak of diseases and crop failures in silkworm rearing are common under tropical countries. The size of the rearing house is determined by size of mulberry orchard and amount of silkworm to be reared. Adoption level of bivoltine silkworm rearing practices. The rearing of silkworms for obtaining silk is called a cocoon b silk c sericulture d silviculture soln. A silkworm rearing house is the place where the silkworms are reared to produce cocoons. Its cocoon has loose texture and silk is not reliable, hence, this is carded and spun. Silkworm cultivation the bulk of the commercial silk produced in the world comes from this variety and often silk generally refers to mulberry silk. Natural protein fibre is cultivated from the cocoon of mulberry silkworm larvae.

Devising means for improved methods of mulberry cultivation, silkworm rearing, developing and distributing healthy silkworm seeds, improving methods of silk reeling. Mulberry silk comes from the silkworm, bombyx mori l. Late age silkworm rearing central sericultural research and. Silkworm rearing demands certain specific environmental conditions particularly of temperature and humidity. Excluding moriculture mulberry cultivation, which is a cottage industry, silkworm rearing itself generates 1. Download silkworm rearing pdf ebook silkworm rearing silkworm rearing ebook author by pangchuan wu silkworm rearing eb. Rearing houses basic requirement orientation orientation different designs modifications to suit changing needs utilization of locally available materials. They can be reared successfully on leaves of peepal. Largescale, artificial diet silkworm rearing was once applied in japan from the 1980s to the 1990s 6, but in china, which is the worlds largest sericulture country, artificial diet silkworm. The mulberry leaf is the exclusive food of the silkworms bombyx mori.

It is the exclusive food for the silkworm, which during its larval life is reared for silk. Seeds are obtained from grainages, which are the centers for production of disease free seeds of pure and hybrid races in large quantities. When pupae in the cocoon get died, we can use this pupa as compost. The secrets of raising silkworms mother earth news. New technology for silkworm rearing central sericultural. Provide sufficient windows and ventilators for free circulation of air inside the rearing house. Sericulture pdf with importance of sericulture agriculture mcq. Comparative study on the feeding activity of bombyx mori.

The most important step in silkworm rearing is the procurement of quality seeds free from diseases. Pdf mulberry and silk production in kenya researchgate. Bombyx mori is monophagous and survives solely on mulberry leaves which play an important role in nutrition of the silkworm and in turn the resultant cocoons and silk production nagaraju, 2002. Debbie macomber ltd silkworm farming guide and tips process and pro.

Successful rearing of silkworm depends on three major factors. 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. Shoot rearing is helpful in saving about 45 % of labor in the rearing process. The growth of the silkworm very much depends on the quality of leaves fed to them. Located in small towns or suburban areas of cities. The heterosis phenomenon in mulberry silkworm, bombyx.

Rearing house introduction, site selection and types of rearing. Throughout its rearing period, it has to be looked after carefully and nourished with good quality mulberry leaves. Mulberry includes a number of species and varieties. In the beginning, the female silk moth lays hundreds of eggs.

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. The hybrids, which were the crosses of japanese and chinese. Nutritional quality assessment of ten mulberry morus germplasm varieties through moulting test, silkworm rearing techniques and economical characters of. Murugan 3 1,2 department of agricultural entomology, tamil nadu agricultural university, coimbatore, tamil nadu, india. The following information is all about silkworm rearing. For selection purpose, it conducts written examination. Mulberry chow mulberry chow with hatched eggs, 1st and second instar worms. Bombyx mori is the most widely used species of silkworm and intensively studied. Bombycidae tribhuwan singh 1, pramod kumar singh 2 and khurshid ahmad sahaf 3 1research extension centre, central silk board, rampur road, una himachal pradesh, 2regional sericultural research station, central silk board, sahaspur, dehradun uttarakhand. With an ultimate aim of producing more and better quantity and quality of silk. Differences in gut microbiota between silkworms bombyx. Byproducts utilization and economic importance of mulberry silkworm pupae 1 as compostpupae is by product of silkworm rearing.

We offer a wide selection of silkworm products, from live silkworms to silkworm eggs and everything needed to keep them fat and happy. Provide 3 feet verandah surrounding the rearing house. These eggs are stored over a clean paper or piece of cloth. Mulberry silkworm bombyx mori is affected by a number of diseases caused by viruses, bacteria, fungi and protozoa. Non mulberry silk worms introduction, distribution, salient features of non mulberry silkworms. 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.