Method of Raising Silkworms on Artificial Feed, US Patent No. 3488196

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Method of Raising Silkworms on Artificial Feed, US Patent No. 3488196, page 1
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US Patent 3,488,196, granted 6 January 1970 to Masazumi Niimura, Jiro Kirimura and Noboru Katsuya, describes a method of raising silkworms on an artificial feed. Larvae are fed mulberry leaf material up to the second or third instar, then a feed with 20-60% protein and no mulberry leaf. Four examples with data tables compare larval growth, cocoon weight and cocoon layer weight against mulberry-leaf-only rearing, and the patent ends with four claims and cited references.

Type
Patent
Date
January 6, 1970
Language
English
Pages
2
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