00357nam a22001337a 4500003000400000005001700004008004100021020001800062040002400080050001800104082001800122245005400140260002900194OSt20211109093223.0211109b        |||||||| |||| 00| 0 eng d  a0-8493-2206-5  cHawassa University   a634.99/SILb1  a634.99/SILb1  aThe silvicultural basis for agroforestry systems   aLondon bCRC Pressc2000