Referee's report by Vernon Herbert Blackman, on a paper 'The numbers of bacterial cells in field soils, as estimated by the ratio method' by Henry Gerard Thornton and P. H. H. Gray Sectional committee: Botany Recommended for publication in Proceedings, in full. [Published in Proceedings of the Royal Society B, 1934]. Endorsed on verso as received 2 May 1934. 30 April 1934