8Margrict F,Caswell,David Zilberman. The choices if irriga- tion technologies in California [J] . American Journal of Agricultural Economics, 1985 (5) : 223-224.
9Dinar A Yaron D. Adoption and abandonment of irrigation tech- nologies[J]. Agricultural Economics, 19 9 2 (4) : 315-3 3 2.
10Dridi C, Khanna M. Irrigation technology adoption and gains from water trading under asymmetric information[J]. A-merican Journal of Agricultural Economics, 2005,87 ( 2 ) .. 289 301.