TY - JA AU - Moritsugu,M. AU - Kawasaki,T. TI - A new system of automatic pH regulation in solution culture SN - 0365-9860 U1 - 80-515110 PY - 1979/// KW - Cultivation KW - AGROVOC N1 - 18 ref.; Summary (En) T2 - Berichte des Ohara Instituts fuer Landwirtschaftliche Biologie ER -