00413nam a2200133   4500008004100000020001500041050002100056100002300077245006800100260003100168300003200199500002000231650002800251160407b        xxu||||| |||| 00| 0 eng d  a0582096286  aHD 1411 .A2 1990  aAbbott, J. Cd1990  aAgricultual economics and marketing in the tropicscJ. C Abbott  aEngland :bLongman,c1990.  aviii, 194p. :bill.c22 cm.  aIncludes index.  aAgricultural economics.