TY  - RPRT
TI  - Enumerating ammonia-oxidizing bacteria in environmental samples using competitive PCR.
AU  - Lotte Bjerrum
AU  - Thomas Kjaer
AU  - Niels Birger Ramsing
PY  - 2002
DO  - 10.1016/s0167-7012(02)00077-5
UR  - https://pubmed.ncbi.nlm.nih.gov/12133615/
ID  - 12133615
ER  -