共 8 条
[1]
Carpenter SG, 1980, THESIS U WISCONSIN M
[3]
DRAPER N, 1966, APPLIED REGRESSION A
[4]
Fernald M.L., 1950, GRAYS MANUAL BOT, V8th
[5]
HU SY, 1980, RHODORA, V82, P627
[6]
MACDOUGALL WB, 1928, BOT GAZ CHICAGO, V86, P226
[7]
NASH GV, 1898, USDA DIV BOT B, V16
[8]
SCHORGER AW, 1969, T WISC ACAD SCI, V57, P65