Yunnan could be a good base to produce cocoon with high quality because of its suitable natural conditions in mulberry planting and silkworm rearing.
云南具有世界上比较适宜栽桑养蚕的自然条件，是生产优质原料茧的好基地。
Yunnan could be a good base to produce cocoon with high quality because of its suitable natural conditions in mulberry planting and silkworm rearing.
云南具有世界上比较适宜栽桑养蚕的自然条件，是生产优质原料茧的好基地。
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