The domestic S. (A.) platensis (S1) from the natron lakes of Ordos Plateau and the imported S. (A.) platensis (S_2) of Chad Lake in Africa and S. (A.)

• 本文以鄂尔多斯高原碱湖的钝顶螺旋藻S_1、非洲Chad湖的钝顶螺旋藻S_2和墨西哥S_osa Texcoco湖的极大螺旋藻S_3为材料,在各种低温胁迫条件下,采用Folin-酚法和茚三酮法分别测定了螺旋藻细胞外渗液中蛋白质和游离氨基酸含量的变化;