TY  - GEN
AU  - Rapp, A
AU  - Le Houerou, H.N
AU  - Lundholm, B
TI  - Can desert encroachment be stopped ?: a study with emphasis on Africa
T2  - Ecological bulletns; no.  24
SN  - 9154602122
U1  - 574.5 
PY  - 1976///
CY  - Stockholm
PB  - Swedish Natural Science Research
KW  - LIFE SCIENCES
ER  -