Page 1 :
PS Office, , Edit with

Page 3 :
Sericulture:, , OThe word sericulture is derived from the Greek word “Sericos”., “Seri” means silk and “Cos” means culture., , QOThe rearing of silk worm for production of silk is called as, sericulture., , OInfact, sericulture refers to the mass scale rearing of silk producing, organism in order to obtain silk., , QSilk is secreted by silk gland of the silk worm and it is a fibrous, protein of insect origin., , OSilk fiber consists of two types protein namely Fibroin (80%) and, Sericin (20%)., , QOChina ranks first in the production of silk. India is the second largest, producer of silk after china. It is also the largest consumer of silk in the, world., , QiIn India Karnataka is the largest producer of silk., , OiIndia produces all varieties of silk namely tasar, muga, mulberry ey, eri silk., , , , , , ce Edit with WPS Office

Page 4 :
‘History of Silk , QA Chinese tale of the discovery of the silkworm's silk was by an ancient, empress Lei Zu, the wife of the Emperor., , CiShe was drinking tea under a tree when a silk cocoon fell into her tea and the, hot tea loosened the long strand of silk., , OAs she picked it out and started to wrap the silk thread around her finger, she, slowly felt a warm sensation., , When the silk ran out, she saw a small larva. She realized that this caterpillar, larva was the source of the silk., , OShe taught this to the people and it became widespread., , oO, , Chinese Empress Drinking tea Silkworm unravels and, under a wh) Edit with RP CQOn falls larva exposed, , te

Page 5 :
SPECIES OF SILKWORMS (SILK MOTHS), , e — Silk is prepared by the species belonging to family Bombycidae & Saturniidae ., Bombyx mori is the well known silkworm belongs to Bombycidae while Eri,, Tassar & Muga belong to the family Saturniidae., e The eri- silk moth was once a wild species, but is now completely domesticated., , 1.Bombyx mori: This is the well known silkworm & is indigenous to India & China,, from where it has been introduced into many parts of the world for commercial, purposes., 2. Antheraea yamamai: This is commonly known as Japanese Oak silkworm & also, reared on large scale in Japan., 3. Antheraea pernyi: The colour of silk is pale buff., , 4. Antheraea assama : It is a multivoltine semi-domesticated species chiefly found in, Assam. It yields muga silk., 5. Antheraea paphia : This is known as the common tassar silk moth., 6. Attacus ricinii :It is commonly known as castor silkmoth. It is reared on castor, leaves & yields “arandi” silk., , IW Edit with WPS Office