从三龄起，每龄起蚕后第二天，每日一次，或隔日一次。
Since 3 duration, the day after every molted silkworm, once a day or once every other one day.
本文报道木薯蚕南一品种，从五龄起蚕至化蛹第一天血液蛋白质含量的动态变化。
The content of protein in blood has a dynamic change from first day of fifth instar to first day of pupation on cassava-silkworm(the Nanning No. 1 race).
此外，沙蚕、鱿鱼等天然饵料中的一些未知因子也可能通过内分泌系统起关键的调控作用。
Some unknown factors in natural diets such as bloodworm and squid may also play an important role in stimulating maturation through the endocrine system.
SS是来源于蚕的亲水性天然高分子蛋白，主要作用是包裹在两条丝素纤维外面起粘合作用。
SS is hydrophilic natural polymer protein derived from the silkworm, the main role is bonding by wrapping out of two silk fibroin.
SS是来源于蚕的亲水性天然高分子蛋白，主要作用是包裹在两条丝素纤维外面起粘合作用。
SS is hydrophilic natural polymer protein derived from the silkworm, the main role is bonding by wrapping out of two silk fibroin.
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