DIN EN ISO 23753-1-2011 土质.土壤中脱氢酶活性的测定.第1部分:采用三苯基四唑嗡化氯(TTC)进行的方法(ISO 23753-1-2005);德文版本EN ISO 23753-1-2011
Soil quality - Determination of dehydrogenase activity in soil - Part 1: Method using triphenyltetrazolium chloride (TTC) (ISO 23753-1:2005); German version EN ISO 23753-1:2011