@article{fdi:18272, title = {{Q}uelques observations sur l'extraction de l'humus dans les sols : m{\'e}thode au pyrophosphate de sodium}, author = {{T}homann, {C}hristiane}, editor = {}, language = {{FR}}, abstract = {}, keywords = {{HUMUS} ; {EXTRACTION} ; {METHODE} ; {ETUDE} {COMPARATIVE} ; {APPLICATION} ; {PH} ; {PYROPHOSPHATE} {DE} {SODIUM} ; {SOL} {FERRALLITIQUE} ; {CENTRAFRICAINE} {REPUBLIQUE} ; {BAMBARI}}, booktitle = {}, journal = {{C}ahiers {ORSTOM}.{S}{\'e}rie {P}{\'e}dologie}, numero = {3}, pages = {43--72}, ISSN = {0029-7259}, year = {1963}, URL = {https://www.documentation.ird.fr/hor/fdi:18272}, }