共 24 条
[21]
Pimentel D, 1971, ECOLOGICAL EFFECTS P, P220
[22]
SAXENA DM, 1981, INDIAN J EXP BIOL, V19, P568
[23]
SHUNG AL, 1968, BIOCHEM BIOPH RES CO, V32, P81
[24]
SRIVASTAVA A K, 1982, Acta Hydrobiologica, V24, P175