Pdf effect of relative humidity on factors of seed cocoon. Online principles and techniques of silkworm seed production by dr. Mahesha, yuvarajas college, university of mysore, mysuru. 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. The eri silkworm which lives upon castor, is a domesticated form, cultivated in warm damp places. Abstract the total sericulture industry revolves round the seed sector and production of quality seed is the vital aspect in silk.
Seed production, seed handling and disease management. Traditional practices and terminologies in muga eri culture. Factors affecting on quality muga silkworm antheraea assamensis helfer seed crop production. Throughout its rearing period, it has to be looked after carefully and nourished with good quality mulberry leaves. Pdf effect of relative humidity on factors of seed. Healthy egg production is indeed the primary requisite for conducive growth of the entire silk industry. A study on the effective implementation of sericulture and. Aosca seed standards may serve as the basis for any seed. Request pdf quality silkworm seed production a boom for indian silk industry sericulture, as an agro industry occupies an important position in indian.
Traditional practices and terminologies in muga and eri culture. Principles of sericulture download ebook pdf, epub, tuebl, mobi. Further silkworms were reared in sophisticated rearing house in natural conditions and late age healthy silkworms 100 each from fourth instar onwards were undertaken for the study. The basic criteria for procurement of seed cocoons are that it should be. Though, in india silkworm seed production is practiced since decades, it is yet to be standardized to its perfection. After the moulting process, the worm builds its silken cocoon by secreting and surrounding itself with a dense salivary fluid from the. In this article we will discuss about the management of egg, larvae and cocoons of silkworm. Silkworm farming guide and tips process and profit details what is silkworm farming. Presently, about 30,000 families in assam are directly associated with muga culture. Its cocoon has loose texture and silk is not reliable, hence, this is carded and spun. Timely supply of superior quality of silkworm seed can alone sustain sericulture as a commercial crop in competition with.
Silkworm seed definition is the eggs of the silkworm. Rearing performance of erisilkworm samia cynthia ricini. You must there are over 200,000 words in our free online dictionary, but you are looking for one thats only in the merriamwebster unabridged dictionary. The production process of silk involves a long chain of interdependent specialized operations such as mulburry cultivation, silkworm seed production, rearing of silk worm, reeling, twisting and weaving of silk, etc. Sep 12, 2014 the production process of silk involves a long chain of interdependent specialized operations such as mulburry cultivation, silkworm seed production, rearing of silk worm, reeling, twisting and weaving of silk, etc.
Four temperature gradients, 20 c, 25 c, 30 c and 35 c, were used with ten replications. Silkworm seed definition of silkworm seed by merriamwebster. Production of silk from silkworm the silkworm larvae are cultured and then fed with leaves mulberrysomcastor plant. The main intention of the experiment was to evaluate effects of temperature on cocoon, pupa and cocoon shell weight to identify an optimum temperature for improved silk production and quality seed preparation. Its life history resembles that of the mulberry worm. However, more research should be carried out to support the current findings with regard to different pests and disease management options, agronomic practices and foliar composition studies. Applied zoology gelecegi onemseyenler dernegi gonder. Raising of host plant and silkworm seed production handloom. Seed act the mysore silkworm disease control act 1943. Effect of relative humidity on factors of seed cocoon production in some inbred silk worm bombyx mori lines article pdf available in international journal of agriculture and biology 1. Survey and monitoring on silkworm diseases at different seed production levels. The standard is tighter in the early stages of seed production i. Sericulture involves activities such as mulberry cultivation, silkworm rearing, egg production, cocoon production, raw silk reeling, spinning, throwing and weaving. To meet the requirement of seed to indian sericulture farmers, the country requires more than 30 crore disease free commercial silkworm seed.
Leaf defoliation studies will also be required to be studied to integrate eri silkworm rearing with castor oil seed production in the future. Role of central tasar silkworm seed station for quality egg. Studies on the influence of temperature and humidity on. Life cycle of nosema bombycis on the basis of morphological and molecular features, undeen and cockburn 1989. Seed production cocoon production and marketing reeling and weaving sector. May 18, 2018 quarantine testing and certification of silkworm seed, cocoons meant for export and import. Andhra pradesh silkworm seed and cocoon controll act 1956. Agroecological variables play a crucial role in performance of eri silkworm cocoon production and seed selection. Success of sericulture depends on quality silkworm eggs.
Sericulture provides gainful employment, economic development and improvement in the quality of life to the people in rural area and therefore it plays an important role in anti. Healthy egg production is indeed the primary requisite for. Production, distribution, supply and sale act 1959 it is obligatory, to ensure supply of dfls, to provide facilities for training and to ensure fair trade of reeling cocoons and silk yarns. Timely supply of superior quality of silkworm seed can alone sustain sericulture as a commercial crop in competition with other cash crops.
This process involves different steps and they are described as below. Sericulture industry is rated as the second largest employer in india. Muga silk has a special status due to its natural golden yellow colour. 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. The business of rearing silkworm or silkworm rearing is known as the silkworm farming as in this business, the growing of silkworm is included. Raising of host plant and silkworm seed production. Peigler abstract muga silk is the traditional heritage of assam. Principles and techniques of silkworm seed production tribhuwan singh on. 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. Sericulture industry is rated as the second largest employer in. A key factor for success of sericulture industry is not only augmentation of silkworm food plants but timely supply of superior quality of silkworm seed to the farmers should also be ensured.
Under muga sector, 8 basic seed farms and 1 silkworm seed production centre are functioning. Therefore, management of seed production, interalia transportation and incubation play important role on overall return. Silk wormseed chapter 192 silkworm seed a law to provide for the regulation of the production, supply and distribution of silkworm seed and the control of silkworm diseases and to make provision for all matters connected therewith or inadental lliereio. Thus, there was need to evaluate the existing silkworm strains for their performance under different climatic hussain et al. The aim of a grainage is the production of quality seeds.
For production and supply of eri seed, csb has established 1 silkworm seed production centre. Quarantine testing and certification of silkworm seed, cocoons meant for export and import. The mysore silkworm seed control and distribution act 1952. Quality silkworm seed production request pdf researchgate. Managerial problems in cocoon production silkworm seed production and. Provision for optimum environmental conditions and protection from pests and diseases are the other essential.
Various topics deals with moriculture, disinfectants, seed production, silkworm rearing b. What does do you mean by the word silkworm farming. Determination of optimal temperature for production of. Organisation of industrial bivoltine sericulture for central.
Mar 11, 2015 the silkworm bombyx mori is the chief source for the production of fabulous mulberry silk in sericulture industry. The following information is all about silkworm rearing. Soil types of india related to mulberry cultivationalluvial soils. Silkworm seed technology directorate of sericulture government.
The art of silk production is called sericulture that comprises cultivation of mulberry, silkworm rearing and post cocoon activities leading to production of silk yarn. Silkworm seed technology directorate of sericulture. To produce quality seed, it is very important to adopt scientific methods of egg production right from seed crop rearing to egg incubation. Silkworm rearing methods for beginners agri farming. Four filial generations of yellow plain eri silkworm types were used to study the effects of temperature on cocoon production at bere sericulture production plc in arba minch, ethiopia. 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. Factors affecting on quality muga silkworm antheraea. Silkworm seed egg polu koni is the backbone of silk industry. Effect of blue green micro algae spirulina on cocoon. Mulberry cultivation and silkworm rearing a full guide. The most important as well as precarious stage of sericulture is the production of healthy and diseasefree eggs and it plays a vital role on. Quality standards for the kind or variety of silkworm seed. The most important as well as precarious stage of sericulture is the production of healthy and diseasefree eggs and it plays a vital role on which the success of the industry depends.
As seed production is ramped up and broadened, purity expectations are less stringent, but always mindful of the product integrity needed for commercial seed sales. Management of climatic factors for successful silkworm. Human resource development in seed production techniques, seed crop rearing and seed production technology. This calls for strengthening of the existing silkworm seed production units with.
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