Fisher, Ronald Aylmer, Sir, 1890-19622006-11-162006-11-161921Journal of Agricultural Science, 11: 107-135 (1921)http://hdl.handle.net/2440/15170Reproduced with permission of Cambridge University Press2948790 bytesapplication/pdfen015: Studies in Crop Variation. I. An examination of the yield of dressed grain from Broadbalk.Journal article