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。
During idle period, take down the bracing rod, one-way overturn the silk adhesion branch with the movable hinge, the volume of cocoon breeding device superposed may be minimized.
在闲置时，取下撑杆，并利用活动铰链将粘丝枝单向覆倒，营茧器就能以最小体积叠放。
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