TY - RPRT U1 - Verschiedenartige Texte A1 - Petersen, Finn T1 - Cost efficient nutrient solutions from commercially available fertilizers T2 - ISCDRA Newsletters Y2 - 2022 U6 - https://nbn-resolving.org/urn:nbn:de:bsz:959-opus-60108 UN - https://nbn-resolving.org/urn:nbn:de:bsz:959-opus-60108 UR - http://www.ruduckweed.org/uploads/1/0/8/9/10896289/duckweed_forum_issue_39_high_resolution.pdf IS - 39 SP - 165 EP - 166 ER -