%0 Conference Proceedings %9 ACTI : Communications avec actes dans un congrès international %A Malam Issa, Oumarou %T BIOCRUST : biological soil crusts vulnerability and soil surface disturbance in Sahelian zone [résumé] %D 2009 %L fdi:010075875 %G ENG %J Geophysical Research Abstracts %@ 1607-7962 %K ZONE SAHELIENNE ; NIGER %P EGU2009-11887 [1 ] %U https://www.documentation.ird.fr/hor/fdi:010075875 %> https://horizon.documentation.ird.fr/exl-doc/pleins_textes/divers19-08/010075875.pdf %V 11 %W Horizon (IRD) %B EGU.European Geosciences Union General Assembly %8 2009/04/19-24 %$ 068