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Silk emitted by the silkworm consists of two main proteins, sericin and fibroin, fibroin being the structural center of the silk, and sericin being the sticky material surrounding it. Fibroin is made up of the amino acids Gly - Ser -Gly- Ala -Gly-Ala and forms beta pleated sheets .
Sericulture. Sericulture, or silk farming, is the cultivation of silkworms to produce silk. Although there are several commercial species of silkworms, the caterpillar of the domestic silkmoth is the most widely used and intensively studied silkworm. This species of silkmoth is no longer found in the wild as they have been modified through ...
Bombyx mori, commonly known as the domestic silk moth, is a moth species belonging to the family Bombycidae. It is the closest relative of Bombyx mandarina, the wild silk moth. Silkworms are the larvae of silk moths. The silkworm is of particular economic value, being a primary producer of silk. The silkworm's preferred food are the leaves of ...
Chinese Embassy, carrying silk and a string of silkworm cocoons, 7th century CE, Afrasiyab, Sogdia. [25] Although silk was well known in Europe and most of Asia, China was able to keep a near-monopoly on silk production for several centuries, defended by an imperial decree and condemning to death anyone attempting to export silkworms or their eggs.
Silk cocoons and spool at Jim Thompson House. Thai silk (Thai: ผ้าไหมไทย, RTGS: pha mai thai, pronounced [pʰâː mǎj tʰāj]) is produced from the cocoons of Thai silkworms. Thailand's silkworm farmers cultivate both types of the domesticated silkworms that produce commercial silk: Samia ricini, commonly known as the eri ...
Wild silk industry in India. Wild silks are often referred to in India as 'Vanya' silks: The term 'Vanya' is of Sanskrit origin, meaning untamed, wild, or forest-based. Muga, Tasar, and Eri silkworms are not fully tamed and the world calls the silks they produce as 'wild silks'. [8] India produces four kinds of silk: mulberry, tasar, muga and eri.
Weaver ants use silk to connect leaves together to make communal nests. [1] Caddisfly larvae produce silk. Webspinners have silk glands on their front legs. Hornets. Silverfish. Mayflies. Thrips. Leafhoppers produce silk nests under the leaves of the trees where they live, to protect them against predators.
Silk industry in China. The process of making silk from Sericulture by Liang Kai, Southern Song dynasty, c. 13th century. China is the world's largest and earliest silk producer. The vast majority of Chinese silk originates from the mulberry silkworms (Bombyx mori). During the larval stage of its life cycle, the insects feed on the leaves of ...