OPEN ELECTIVE SERICULTURE PAPER FOR POST GRADUATE COURSES
Syllabus
SERICULTURE TECHNOLOGY OPEN ELECTIVE PAPER FOR MASTERS DEGREE COURESES
4 Credits (L:T:P/3:1:0)
Theory 3 Credits UNIT I 1 Introduction to Sericulture-Origin and history of Sericulture-. Components of Sericulture. Popular mulberry cultivars of India. 2 h. 2 Soils for mulberry cultivation: soil profile and classification;soil sampling and testing; problematic soils and their reclamation. 2 h. |
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PREVIOUS QUESTION PAPERS FOR REFERENCE
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Weekly Classroom Activities will be uploaded regularly
POWER POINT PRESENTATION READING MATERIAL
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Silk synthesizing/spinning insects are called sericigenous insects. Silkworm belongs to the phylum Arthropoda and class Insecta.
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BREED: A stock of animals or plants within a species having a distinctive appearance and typically having been developed by deliberate selection.
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The aim of a grainage is the production of quality seeds. This process involves different steps and they are described as below
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Mulberry silkworm Bombyx mori is affected by a number of diseases caused by viruses, bacteria, fungi and protozoa. These diseases are known to occur in almost
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Among the insect pests of silkworm, the most formidable one is a dipteran parasitoid, Exorista sorbillans i.e.,Uzi fly, is a major pest of silkworm.
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A Cocoon market is a place where the buyers and sellers are required to transact cocoons by open auction under the regulations of law.
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Cocoons in their fresh condition with the live pupae cannot be stored for a long time as the living pupae are soon transformed into moths - generally within eight to ten days in a warm climate
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The sericin or the silk gum present on the cocoon filament keeps them together compactly in the shell. This is softened with hot water or steam, so that the filament can be wound
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After the cocoons are cooked either for the floating system or the sunken system, the cocoons have to be brushed for removing the surface floss layer of cocoons. The floss layer of the cocoon is entangled
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