Impacts and importance of “silk”.

Silk is the natural fiber made up of protein, which can be used to prepare the silk thread. Followings are the impacts and importance of the “Silk”.


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Impacts and importance of “silk”.

The silk fabric was first introduced in china as early as 600 BC, it rapidly became a popular luxurious fabric in many parts of the world, due to its texture and look. Because of high demand it is now reared in the form of sericulture. Wild silks are produced by a number and domesticated silk worms. A variety of wild silk have been used in china, Europe, India, etc.

Uses 

• Silk thread is used for the production of silk sarees and other silk wear.

• It is also used in handicraft products and bicycle tyres.

• Silk cloth are also used as the material to write the message by kings.

• Early bullet proof vests are also made from silk.


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Impacts and importance of “silk”.

Silk worm diseases

Grasserie is caused by a virus called borreline. This disease is also called nuclear polyhedrosis virus and listed in the diseases that attack several species of wild north American insects. The first sign of the diseases is the worm looks like with lot of plumb than normal, so then the worm started to get dark. Ants are the deadly enemy for them.



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Food

Natural food of silk worm is mulberry leaves, larva from the first to third stage feed on mulberry leaves. If natural food is used for feeding them, water is not needed. But when the food is artificial, water should be there in the diet.

Production

The cocoon is made up of single continuous filament of silk which is 300 to 900-meter-long and filament is 10 Nano meters in diameter. Single pound of silk is made from 2000 to 3000 cocoons. Silk worms are stenophagous insects that feed only on mulberry leaves. They have four stages of life cycle-larva, pupa, moth and adult. The body is very hairy. In adult the females are larger and males are active then females. After the egg hatches, young feeds on mulberry leaves. During immature stage, moulting takes place four times to became mature within 25 days. At this time silk gland takes the protein, carbohydrate, amino acids, etc. which are present in the mulberry leaves. With the help of these raw material the worm produces the silk fluid. Single silk filament is too thin to produce the silk fabric, so several silk filaments are combined to form the silk thread.


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Impacts and importance of “silk”.

Silk in the battle field.

In olden days the silk plays a vital role in the protection for the soldiers in the battle field, which saves millions of soldiers from the death in the wars. The coat made up of silk, gives them protection from the cuts and bullet entry in to the body, so it acts as a good resister in such situation.


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Hold on!

Even from the olden days, silk is the symbol of royal and purity, it helps the rich peoples to show their status in the society as well as the silk fabric increases the personality. At present brides are dressed up with the silk fabric of different attractive colors, this is due to the attraction in the society with awareness about the importance of silk.

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