00349nam a22001337a 4500003000400000005001700004008004100021020001800062040002300080050001500103082001500118245004400133260003800177OSt20211022153606.0211022b        |||||||| |||| 00| 0 eng d  a0-471-95534-5  cHawassa university  a632.96/LON  a632.96/LON  aEcokogy and integrated  farming systems  aNew yorkbJohn wiley & sonsc1995