Sericulture production practical techniques (1 résultats)

paperback. Etat : New. Paperback Pages Number: 92 Language: Chinese. Sericulture production technology from production reality. and breeding of mulberry. mulberry planting and management. mulberry pest control. ready to sericulture. silkworm rearing. silkworm disease prevention for technology. Content-rich. easy to understand. concise and practical for the majority of silkworm breeder and grassroots sericulture workers learn to use. can also be used as sericulture technology course materials. …