共 51 条
[1]
Abdollahzadeh G., 2015, Serd, V4, P111
[2]
Abdollahzadeh G., 2016, J. Res. Rural Plan, V4, P147
[3]
Alonge J.A., 1995, J AGR ED, V3, P34, DOI 10.5032/jae.1995.03034
[4]
Amirnejad H., 2009, Journal of Science and Technology of Agriculture and Natural Resources, V13, P329
[5]
[Anonymous], TOUR STUD
[6]
[Anonymous], J AGR EXTEN ED RES
[7]
[Anonymous], JRRP
[8]
[Anonymous], 2003, ANAL SURVEY DATA
[9]
[Anonymous], 2002, RICE WHEAT CONSORTIU
[10]
[Anonymous], 2008, FAO LAND TEN POL SER