![](/img/cover-not-exists.png)
Soil fertility decline in some Major Soil Groupings under permanent cropping in Tanga region, Tanzania
Alfred E. HarteminkVolume:
75
Year:
1997
Language:
english
DOI:
10.1016/s0016-7061(96)00087-0
File:
PDF, 904 KB
english, 1997