DP - MPI Library TY - JOUR T1 - Seek Unknown Nutrient UR - https://www.jstor.org/stable/3929712 T2 - Science newsletter : the weekly summary of current science SP - Vol. 60, No. 24 (1951), p. 374 CY - Washington PY - 1951 N1 - Copyright: Copyright 1951 Science Service, Inc. ER -