In separating breeding, two major indicators, cocoon weight and vitality of tussah were selected.
采用系统分离育种方法，对柞蚕全茧重和生命力两项主要指标进行平衡选择。
2
During idle period, take down the bracing rod, one-way overturn the silk adhesion branch with the movable hinge, the volume of cocoonbreeding device superposed may be minimized.