共 12 条
[1]
BIDWELL R. G. S., 1963, Canadian Journal of Botany, V41, P1623, DOI 10.1139/b63-147
[2]
BIDWELL R. G. S., 1961, CANADIAN JOUR BOT, V39, P607
[4]
MAXWELL MAB, 1965, THESIS U TORONTO TOR
[5]
NELSON CD, 1952, THESIS QUEENS U KING
[7]
OAKS A, IN PRESS
[8]
PRIANISHNIKOV DN, 1945, NITROGEN LIFE PLANTS
[9]
STEWARD F. C, 1959, SYMPOSIA SOC EXPTL BIOL, V13, P148
[10]
STEWARD FC, 1963, ENVIRONMENTAL CONTRO