共 25 条
[2]
Babcock B.A., 1987, W J AGR EC, V12, P207
[3]
BABCOCK BA, 1993, J AGR RESOUR ECON, V18, P17
[4]
BABCOCK BA, 1992, J AGR RESOUR ECON, V17, P335
[5]
Bernardo D. J., 1988, Southern Journal of Agricultural Economics, V20, P77
[6]
BINFORD GD, 1992, AGRON J, V84, P219, DOI 10.2134/agronj1992.00021962008400020019x
[7]
BLACKMER AM, 1987, RURAL GROUNDWATER CO, P85
[10]
Hanley N. D., 1990, European Review of Agricultural Economics, V17, P129, DOI 10.1093/erae/17.2.129