共 35 条
[1]
[Anonymous], POL APPR ENV
[2]
Arrow K., 1993, FED REGISTER, V58, P4601
[3]
Ausden Malcolm, 1995, P197
[4]
BARDGETT RD, 1992, HEATHER CONDITION MA
[6]
BIBBY CJ, 1988, ECOLOGICAL CHANGE UP, P223
[7]
Buckwell A, 1996, BRIGHTON CROP PROTECTION CONFERENCE: PESTS & DISEASES - 1996, VOLS 1-3, P3
[9]
Carson R. T., 1989, Using surveys to value public goods: The contingent valuation method