Referee's report by George Udny Yule, on a paper 'A quantitative study of the course of fungal invasion of the apple fruit, and its bearing on the nature of disease resistance.—Part II. The application of the statistical method to certain specific problems' by F G Gregory and A S Horne Sectional committee: Botany Recommended for publication in Proceedings. There are errors in the paper which should be modified. [Published in Proceedings of the Royal Society B, 1928]. Endorsed on verso as received 21 April 1927. 18 April 1927