@article{oai:omu.repo.nii.ac.jp:00000728, author = {堀野, 治彦 and 長野, 宇規 and 三野, 徹}, issue = {3}, journal = {沙漠研究 = Journal of Arid and Studies}, month = {Oct}, note = {application/pdf, Article, 沙漠研究 = Journal of Arid and Studies. 10(3), p.225-230}, pages = {225--230}, title = {ニジェール国における水文観測体制と灌漑状況}, volume = {10}, year = {2000} }