@inproceedings{paperid:1009325, author = { -, - and -, - and Hasheminia, Seyed Majid and Davary, Kamran}, title = {Estimation of the Reasons of Qanat Degredation and Its Effects on Villagers’ Participation (Case Study of Six Regions in the Khorassan Province)}, booktitle = {4th Asian Regional Conference & 10th International Seminar on Participatory Irrigation Management}, year = {2007}, location = {IRAN}, keywords = {--}, }