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ent before it 
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lewable asp- 
resented only 
юге could be 
rent and asso- 
reak, stretch- 
of multispec- 
ricinants are 
resent their 
.Is, water 
he Nasia 
о the 'Middle 
1-4 
ia Basin, 
er, CSIR. 
manning in 
f Rangeland in 
e Medicine 
e Pierre- 
Plate: False colour composite of Multispectral bands 4, 5 and 7 from Landsat 2 scene taken of the Mid-White Volta Basin on Novem 
her 6 1975. Scale 250,000. Source: Earthsat Corporation, Washington DC. 
strv of Econ 
1982-1983. 
3v of the 
nan's Ereen 
с ed , 
renent in 
32-2.