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DIN CEN/TS 17711Plant biostimulants - Detection of Vibrio spp.; German version CEN/TS 17711:2022standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2022
DIN CEN/TS 17709Plant biostimulants - Determination of Azotobacter spp.; German version CEN/TS 17709:2022standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2022
DIN CEN/TS 17708Plant biostimulants - Preparation of sample for microbial analysis; German version CEN/TS 17708:2022standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2022
DIN CEN/TS 17707Plant biostimulants - Determination of the yeast and mould content; German version CEN/TS 17707:2022standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2022