共 14 条
[1]
DECROSTA A, 1980, ORGANIC GARDENIN MAY, P108
[2]
DUVICK DN, 1981, 12 INT BOT C, P216
[4]
HARRIS M, 1972, NAT HIST, V81, P28
[5]
HURTADO ME, 1982, S 3RD WORLD MAGAZINE
[6]
MOONEY PR, 1979, SEEDS EARTH
[9]
TIMOTHY DH, 1979, PLANT SEED DEV PRESE