共 31 条
[2]
BREMNER JM, 1960, J AGR SCI, V5, P1
[4]
CHAPIN JD, 1973, WISWRC732 U WISC WAT
[5]
DEMARTE JA, 1969, THESIS U PITTSBURGH
[8]
GREIDANUS T, 1972, J AM SOC HORTIC SCI, V97, P272
[9]
HARTOG C. DEN, 1964, ACTA BOT NEER, V13, P367
[10]
ISIRIMAH NO, 1972, THESIS U WISCONSIN