海带是冷水性藻类并以配子体形式渡过夏季高水温期，因此在实际育种生产中培育和筛选出耐高温的品系有利于海带的养殖。
Laminaria japonica live in cold water and its gametophyte form live through high water temperature period in summer , so cultivating and screening high temperature resistant varieties is conducive to practical breeding .
冷水性藻类