TY - JOUR T1 - Some Accessory Factors in Plant Growth and Nutrition JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 88 IS - 602 SP - 237 EP - 247 PY - 1914/09/15/ UR - http://dx.doi.org/10.1098/rspb.1914.0071 M3 - doi:10.1098/rspb.1914.0071 AU - Bottomley, W. ER -