00485nam a2200121 a 4500008004100000020002300041245005900064260015300123300002600276650001600302700002200318050002300340930524s1993    enka          001 0 eng d  a0333476549 (pbk) :00aDryland farming in Africa /cedited by J.R.J. Rowland.  aLondon and Basingstoke :bMacmillan ;aWageningen :bPublised in cooperation with the Technical Centre for Agricultural and Rual Cooperation,c1993.  axii, 336 p. :bill. ; 0aDry farming1 aRowland, J. R. J.04aSB110b.D7925 1993