00590nam a22002057a 450000500170000000800410001701000100005801100100006803500100007808200140008810000150010224500530011726000470017030000260021749000350024350000120027865000210029065000380031183000350034920220329141229.0971010s1989            r     00010     d  a64786  a65758  a73077  a634.9bB800aBurley, J.  aForestry research in eastern and southern Africa  aOxford :bOxford Forestry Institute,c1989  a58 p.b;e+ 27 anexos  aTropical forestry papersv; 19  a1992/5514aBosquesxAfrica.14aBosquesxInvestigaciónxAfrica.0 aTropical forestry papersv; 19