TY - JOUR T1 - New Experiments on the Question of the Fixation of Free Nitrogen. (Preliminary Notice.) JF - Proceedings of the Royal Society of London (1854-1905) VL - 47 SP - 85 EP - 118 PY - 1889/01/01/ UR - http://dx.doi.org/10.1098/rspl.1889.0071 M3 - doi:10.1098/rspl.1889.0071 AU - Lawes, J. AU - Gilbert, J. ER -