DIN 38410-1 E:2003-06 德国对水、废水和淤泥的统一检验法 水的生物学-生态学分析(M组) 第1部分:流动水中腐生物指数的测定(M1)
German standard methods for the examination of water, waste water and sludge - Biological-ecological analysis of water (group M) - Part 1: Determination of the saprobic index in running waters (M 1)