IGNOU BLPI 2 2018 - How Muga food plants are propagated? Explain them in detail

Question

How Muga food plants are propagated? Explain them in detail

07 Mar 2018

Answer :

Word Count : 510

Muga food plant production technology

Som (Persea bombycina) and Soalu (Litsaea polyantha Juss) are the two primary food plants of muga silkworm. Both the plants can be propagated through seeds. Seeds from selected healthy plants ensure production of healthy seedlings.

Clonal propagation

Select well drained high land in a shady place.
Plough the land up to 30 cm depth and level properly.
Make 15 cm elevated beds of 2m x 1m.
Maintain 30 cm gap between two beds.
Apply 150 kg FYM and mix it thoroughly with the soil.

Seed collection and storage

Collect mature seeds from the plants during May/ June.
De- pulp the seeds in running water.
Check the seed viability by floating test in water.
Select the seed which settle at the bottom of water.
Dry the seeds in shade.

Seed dressing and sowing

Soak the seeds for 24 hours in water prior to sowing and treat the seeds with bavistin @ 2 g/kg seed.
Sow 2 kg seeds per bed at a depth of 1 cm and 1.5 cm apart
Trichoderma/ Pseudomonas can be used for seed dressing @ 20 g/kg instead of bavistin.

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