=LDR  00000nam a2200000ui 4500
=001  91
=008  250530s1990\\\\xx\|||||||||||||||||eng\d
=082  04$a630 .2 745
=100  1\$aTivy, Joy
=245  10$aAgricultural ecology
=260  \\$aLondon :$bLongman Scientific & Technical,$c1990
=852  \\$bFreeman Library$cBooks$h630 .2 745