It is oval, oval, spherical or spindle-shaped, or slightly contracted in the middle. Cocoons are white, yellow, light green and fleshy red, about 3-4 cm long and1.7-2.1cm in diameter. The surface is white, with irregular wrinkles, attached silk and fluffy. The silk grain on its inner wall is very regular. Thin and tough, not easy to tear. There are 1 in yellow-brown cocoon and light-brown shriveled silkworm skin taken off before pupation.

Extended data:

Silkworm moth contains a lot of protein and fat. According to the determination, the protein content of defatted silkworm moth is 69.9%, which is full protein. The body also contains rich physiologically active substances, such as cytochrome C, vitamin B 12 and phospholipids. The content of unsaturated fatty acids is as high as 78.6%, and essential fatty acids account for 43%. It is a good product with the same origin of medicine and food, which integrates dietotherapy, health preservation, health care and nourishing.

The male silkworm moth (g/ 100g) contains 63.2% water, 0/3.9% protein, 0/7.0% fat, 0/0.56% carbohydrate and 4.34% ash. The amino acid content of silkworm moth protein (mg/ 100g) reached 14400, which was not only complete in amino acid types and balanced in proportion, but also appropriate in proportion, higher than the protein amino acid scoring model recommended by the World Health Organization and the Food and Agriculture Organization of the United Nations (WHO /FAO).

The minerals and trace elements of silkworm moth (100g edible part) contain potassium 125mg, sodium 2.65mg, magnesium 9.90mg, iron 0.44mg, manganese 0.02mg, zinc 0.03mg, copper 0.03mg, phosphorus 425mg and selenium 700mg. The content of selenium can be found in the food composition table.

Baidu encyclopedia-? silkworm chrysalis

Baidu encyclopedia-silkworm moth