共 27 条
[2]
BUNTING AH, 1972, PEST CONTROL STRATEG
[3]
BURT OR, 1970, AM ECON REV, V60, P576
[4]
CUMMINGS RG, 1969, WESTERN ECON J, V7, P201
[5]
DEBACH P, 1974, BIOLOGICAL CONTROL N
[6]
EDWARDS CA, 1973, INTRO ENVIRONMENTAL
[7]
EHLER LE, 1974, ENVIRON ENTOMOL, V2, P1009
[9]
GUTIERREZ A, COMMUNICATION