Authors
A. P. Pedersen
Forest & Landscape Denmark, Hørsholm, Kongevej 11, DK-2970, Hørsholm, Danemarca
J. K. Hansen
Forest & Landscape Denmark Hørsholm Kongevej 11, DK-2970, Hørsholm, Danemarca
J. M. Mtika
BSc., Head of Section at Tanzania Tree Seed Agency (TTSA), Morogoro, Tanzania, United Republic of
T. H. Msangi
Head, Tanzania Forestry Research Institute, P.O. Box 95,, Lushoto,, Tanzania, United Republic of