共 12 条
[2]
CHRISTIE, 1969, NAT CAN, V96, P531
[4]
ERDTMAN, 1969, HDB PALYNOLOGY
[6]
MASON, 1963, GENETICS PALAEONTOLO, P356
[7]
Moar N. T., 1969, NEW ZEAL J BOT, V7, P424
[8]
PROCTOR, 1973, POLLINATION FLOWERS, P262
[9]
TAUBER, 1967, P C INT ASSOC QUATER, V7, P131
[10]
TAUBER, 1965, DANM GEOL UNDERS IIR, V89, P1