=LDR            22        4500
=001  91
=082  04$a630 .2 745
=100  1\$aTivy, Joy
=245  10$aAgricultural ecology
=260  \\$aLondon :$bLongman Scientific & Technical,$c1990
=650  \0$aBooks
=852  \\$bFreeman Library$h630 .2 745