TY  - RPRT
TI  - Manure management. A systems approach.
AU  - D C Grusenmeyer
AU  - T N Cramer
PY  - 1997
DO  - 10.3168/jds.s0022-0302(97)76223-4
UR  - https://pubmed.ncbi.nlm.nih.gov/9361237/
ID  - 9361237
ER  -