MODELLING AND STABILITY ANALYSIS OF THE DYNAMICS OF MEASLES WITH APPLICATION TO ETHIOPIAN DATA



Weed flora of South Africa 1: major groupings

Whilst attention has been focussed on combating priority weeds we have neglected to obtain an overall oolution light up picture of our weed flora.To rectify the position a National Weed List has been compiled, the weeds have been classified and an analysis made of the weed flora.Aspects covered in this paper are: major taxa, exotic and indigenous s

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