共 14 条
[1]
CHALUPKA W, 1978, SILVAE GENET, V27, P62
[4]
GREENWOOD MS, 1977, 3RD P WORLD CONS FOR, V2, P1031
[5]
HARE RC, 1979, 1978 P S FLOW SEED D, P112
[6]
LEOPOLD AC, 1975, PLANT GROWTH DEV
[10]
ROSS SD, 1980, CAN J FOR RES, V11, P90