This paper studies the effect of magnetic field to PSB enzymatic activity of decolorizing by means adding barium ferrite powder in growing liquid of purple nonsulfur photosynthetic bacteria.

• 本文采用在紫色非硫光合细菌(简称PSB)的培养液中加入钡铁氧体磁粉的方法研完了磁场对PSB脱色酶活力的影响。