TY - RPRT TI - Factors affecting dietary requirement and deficiency signs of L-tryptophan in rainbow trout AU - H. A. Poston AU - G. L. Rumsey PY - 1983 DO - 10.1093/jn/113.12.2568 UR - https://pubs.usgs.gov/publication/1013763 ID - 1013763 ER -