共 7 条
[2]
FRANCIS FJ, 1960, AM SOC HORTIC SCI, V75, P449
[3]
HARRIGAN WF, 1966, LABORATORY METHODS M
[4]
KAUFMAN J, 1954, PREPACK AGE, V8, P23
[5]
PEDERSON CS, 1969, 824 NEW YORK STAT AG
[6]
Skerman VBD, 1967, GUIDE IDENTIFICATION, V2nd
[7]
1966, RECOMMENDED METHODS