This paper has two goals: evaluation and education. It is not, in the usual sense, a critical review paper, since no effort is made to assess the quality of the various research contributions cited. Rather, an attemp is made to stand back, gauge the broad accomplishments, trends, and gaps in the literature, pinpoint areas most pressingly in need of attention, and finally make relevant recommnedations in the light of these analyses.
Maelezo ya Uchapishaji
- Limechapishwa: 1972
- Mchapishaji: University of Arizona, Office of Arid Lands Studies
- Dewey Decimal: 016.631
- Maktaba ya ECHO: 016.631 CAS