共 6 条
[1]
KLEIN RICHARD M., 1963, AMER BIOL TEACHER, V25, P96
[2]
KLEIN RM, 1964, CAROLINA TIPS, V27, P25
[5]
White P.R., 1963, CULTIVATION ANIMAL P, V2nd ed.
[6]
WINTHROW RB, 1956, RADIAT BIOL, V3, P125