Istituto per la Genesi e l'Ecologia del Suolo, CNR
P.le Cascine 28
50144 Firenze
Italy

PROF. RISTORI, GIUSEPPE G.
E-M : ristori@iges.fi.cnr.it
TEL : + 39 055 364 491
FAX : + 39 055 333 273

CCMA (Centro de Ciencias Medioambientales)
CSIC
Serrano, 115 DPDO
Madrid
Spain

DR. PARDO, MARIA T.
E-M : mt.pardo@ccma.csic.es
TEL : +34 (1) 562 5020
FAX : / +34 (1) 564 0800

UB (University of Botswana)
NIR (National Institute of Development Research & Documentation)
Private Bag 0022 Gaborone
Botswana

DR. KGATHI, DONALD
E-M : KGATHI@noka.ub.bw
TEL : +267 35 63 64
FAX : + 267 35 75 73

CEF (Centro de Experimental Florestal)
DNFFB
P.O. Box 1406 Maputo
Mozambique

DR. ISSUFO, ALIMA
E-M : cefdnffb@zebra.uem.mz
TEL : +258 (1) 460036
FAX : +258 (1) 460060

UFH (University of Fort Hare)
Faculty of Agriculture
Private Bag X1314
5700 Alice
South Africa

DR. FRASER, GAVIN
E-M : fraser@ufh.ac.za
TEL : +27 40 6022026
FAX : +27 40 6531730

UDW (University of Durban Westville)
Department of Geography & Environmental Sciences
Private Bag X54001
4000 Durban
South Africa

PROF. WATSON, HELEN
E-M : hwatson@pixie.udw.ac.za
TEL : +27 31 204 4653
FAX : +27 31 204 4654

MR. MAPAKO, MAXWELL
E-M : mmapako@internet.co.zw
TEL : +263 4 793395
FAX : +263 4 793313