双限性四元家蚕新品种“农科3号”选育初报

The Slecting and Breeding Report of New Double-Limited Silkworm Variety "Nongke No. 3"

"农科3号"是一个综合性状优良的中丝量双限性四元家蚕新品种。本文主要介绍了该品种的选育背景及选育经过,分析了育成初期实验室鉴定成绩和浙江省家蚕新品种实验室鉴定成绩,总结了该品种原种和杂交种性状及特点。

＂Nongke No. 3＂ is a new middle-silk-yield double-limited silkworm variety with comprehensive characters.This article mainly introduced the breeding back-ground and process of ＂Nongke No. 3＂.And the identification results were also analyzed.Finally,the characters of parental and hybrid seeds of ＂Nongke No. 3＂ were all summarized.