Episode 50
Le calcimètre Bernard
Les sols, merveilles invisibles · Tiphaine Chevallier
March 16, 20265m 15s
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Show Notes
M. Adrien Bernard a inventé un appareil qui fut ensuite amélioré bien sûr, mais qui chez nous, au labo, reste semblable à celui de 1892...
Topics
écologieagricultureagroécologieterreplantesespaces verts