00708cas a22002537a 450000500170000000800410001701000100005801100100006802200140007803500100009224500520010226000630015430000070021731000140022436200170023865000580025586600160031386600200032986600200034986600160036986600240038586600220040986600230043120220329142305.0000516c1979    uk zr pernn   0   b1eng d  a81141  a82113  a0308-8480  a9259900aCAB Newsc/by Commonwealth Agricultural Bureaux0 aOxon, England :bCommonwealth Agricultural Bureaux,c1979-  av.  aIrregular  aFebrero 199514aAgriculturaxInvestigacionxPublicaciones periodicas.  aFeb. (1995)  aJun,Dic. (1993)  aJun,Nov. (1940)  aJun. (1994)  aMay,Jun,Dic. (1992)  an.4-7 (1979-1980)  an.9-15 (1980-1982)