Cuban Scientist Experiments with Asian Silkworms

A scientist in Cuba is raising silkworms native to Asia in hopes of producing local, high-quality silk for clothing. Martin described his work as a Chinese “ancestral process” that goes back 5,000 years and was recently brought to Cuba.

Source : https://learningenglish.voanews.com/a/cuban-scientist-experiments-with-asian-silkworms/7624547.html