共 67 条
[1]
Aartolahti T., 1967, CR SOC GEOL FINLANDE, V39, P71
[2]
BAKER DG, 1967, 254 U MINN AGR EXP S
[3]
BAKER DG, 1963, 245 U MINN AGR EXP S
[4]
BAKER DG, 1965, 248 U MINN AGR EXP S
[5]
Beijerinck W., 1947, ZADENATLAS NEDERLAND
[6]
Berggren G., 1969, ATLAS SEEDS 2
[7]
BERTSCH K, 1941, FRUCHTE SAMEN HDB PR, V1
[8]
Beug H.-J., 1961, LEITFADEN POLLENBEST
[9]
BIRD RD, 1961, 1066 CAN DEP AGR PUB
[10]
Birks HH, 1973, QUATERNARY PLANT ECO, P173