00418nam a2200133Ia 4500008004100000082002000041100001700061245004000078260003000118300002200148490004800170600001500218650005100233140224s9999    xx            000 0 und d  a016:63(02) L4.2  aBush, E.A.R.  aAgriculture; bibliographical guide.  aLondonbMacdonaldcc 1974  av.2(.xxxi,1561p.)  aThe Macdonald Bibliographical Guides Series  aE.A.R.Bush  aAgriculture-Books and Periodicals-Bibliography