共 14 条
[2]
BIDDULPH O, 1951, MINERAL NUTRITION PL
[3]
CHAPMAN HD, 1961, METHODS ANALYSIS SOI
[4]
COLLINS OR, IN PRESS
[5]
Fiske CH, 1925, J BIOL CHEM, V66, P375
[8]
HUMPHRIES EC, 1956, MODERN METHODS PLANT, V1
[9]
KATSUTA MASAKI, 1961, JOUR JAPANESE FOREST SOC, V43, P241