IGNOU BLPI 3 2026 - Explain the procedure for rearing Oak Tasar silkworms, including the i

Question

Explain the procedure for rearing Oak Tasar silkworms, including the important practices followed during different stages of rearing.

06 Mar 2026

Answer :

Word Count : 476

Oak Tasar silkworm rearing is a specialized process that involves careful attention to the lifecycle and feeding habits of the silkworm. The procedure begins with the selection of healthy Oak Tasar eggs or larvae, which are obtained from reliable sources. These eggs are usually stored under controlled conditions until they are ready to hatch. Hatching is influenced by environmental factors such as temperature and humidity, and the eggs are maintained at optimal conditions, generally around 24–28°C with 70–85% relative humidity, to ensure uniform and successful emergence of larvae. Once the larvae hatch, the first stage, called the first instar, begins. During this stage, the larvae are delicate and require tender, fresh leaves of host plants, typically oak species like Quercus serrata, Quercus glauca, and Quercus acutissima. These leaves are collected early in the morning when they are fresh and free from dust or pesticides. Feeding is done frequently, usually 3–4 times a day, in small quantities to

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