Studies of Soil Erosion and Sedimentation in Tanzania || Soil Conservation Policies in the Semi-Arid Regions of Tanzania, a Historical Perspective
Len Berry and Janet TownshendVolume:
54
Year:
1972
Language:
english
Journal:
Geografiska Annaler. Series A, Physical Geography
DOI:
10.2307/520769
File:
PDF, 2.43 MB
english, 1972