00496nam a22001697a 4500003000400000005001700004008004100021020001500062040000800077082002100085100001800106245006500124250000600189260003800195300001100233650008200244OSt20160428092652.0030206s2002    ck            000 0 spa d  a0813301386  cOSt04221b633.682 C6351 aCock James H.00aCassava new potential for a neglected crop / cJames H. Cock  a.  aLondon: bWestview Press, c1985.  a191 p.042LEMBxAGRICULTURAxCULTIVO Y SUELOSxCOSECHAS Y RENDIMIENTOxMANEJO DE SUELOS