zoea stage造句

• Larval shrimp : good for larval shrimp from zoea stages to mysis stage and post - larval stages
  投饲量依孵化槽内的幼鱼，虾之密度而增减
• Apply once every two day at night , 2 - 5 ppm each time , from zoea stage continue till transfer of larvae fish to growing pound
  两天一次， 2 - 5ppm于夜间实施，从眼幼虫期一直使用到可供放养的虾苗。
• At 27 - 29 , the process needs about 50 hours . at 21 - 22 degrees the process needs approximately 110 hours . after molting for the sixth time , the larva enters the zoea stage
  无节幼虫虫随著脱皮体形渐大，共有六期，第一期到第六期所需时间依水温高低有所不同，通常在27 29之下约50小时， 21 22之下则约需110小时，于第六次脱皮后即进入眼幼虫期zoea stage 。