Soil conservation : land loss : a challenge for the African countries engaged in drought and desertification control : report on the activities of the Sahel and Sahara Observatory.
1992
Files
Notice détaillée
SymboleA/CONF.151/PC/118
TitreSoil conservation : land loss : a challenge for the African countries engaged in drought and desertification control : report on the activities of the Sahel and Sahara Observatory.
Accès中文: A_CONF.151_PC_118-ZH - PDF ;
AuteursSahel-Sahara Observatory
Ordre du jour
A/CONF.151/PC/96[WG.I] 2 Protection of the atmosphere.
A/CONF.151/PC/96[WG.I] 2b Ozone depletion.
A/CONF.151/PC/96[WG.I] 2b Ozone depletion.
Date[New York] : UN, 14 Jan. 1992.
Description
7 p.
Notes
At head of title: Working Group I.
Prepared by the Sahel and Sahara Observatory.
Prepared by the Sahel and Sahara Observatory.