Grades of flour, 88, 122 of wheat, 23 Home Grown Wheat Committee, 53, 56 Hopkins’ work, 132 Hybridisation, 40 Improvers, flour, 100 Indigestible matter in bread, 114 Inheritance in wheat, 41 Johannsen, 37 Judging wheats, 60 Lawes and Gilbert, 4 Liebig, 3 Little Joss wheat, 51 Manuring wheat, 3, 7 Markets, home, 16 foreign, 22, 27 Market quotations, 19 Mendel’s laws, 40 Milling, history of, 74, 77 effect of, on flour, 122 Mineral manures, 3 Minnesota experiments, 36 Natural moisture in wheat, 52 Nitrogen, cost of, in manures, 4 fixation, 8 for wheat, 4 from air, 6 scarcity of, 5 synthetic, 6 Ovens for baking, 99 Patents flour, 88 Pedigree in wheat, 39 Phosphates in bread, 119 in diet, 131 in flour, 70 Plots for yield testing, 32 Protein, cost of, in diet, 116 in bread, 115 Prout’s system of farming, 7 Pure-line theory, 37 Purification of flour, 86 Rainfall for wheat, 2 Red Fife, 47 Reduction rolls, 87 Roller mill, 79 Rotation of crops, 9 Rothamsted experiments, 4 Rust-proof wheat, 51 Sale of bread, 105 of wheat, 16 Scaling loaves, 96 Selection for cropping power, 35 Self-rising flour, 102 Separation of flour, 85 Semolina, 86 Sheep-folding, 10 Soils for wheat, 2 “Standard” flour, 135 Starch in bread, 110 Stone mill, 75 Strength of flour, cause of, 62 of flour, test for, 66, 72 of wheat or flour, 53 Strong wheats, characters of, 60 value of, 59 Sugar in bread, 112 Synthetic nitrogenous manures, 6 Thrashing wheat, 15 Turbidity test for strong wheats, 73 Variety of wheat, choice of, 28 testing, 32 Virgin soils, 5 Water in bread, 109, 135 Weak wheats, characters of, 61 Weights and measures, 17 Yeast, growth in dough, 94 Yield of wheat, conditions of, 28 CAMBRIDGE: PRINTED BY JOHN CLAY, M.A. AT THE UNIVERSITY PRESS THE CAMBRIDGE MANUALS OF SCIENCE AND LITERATURE Published by the Cambridge University Press GENERAL EDITORS P. GILES, Litt.D. Master of Emmanuel College and A. C. SEWARD, M.A., F.R.S. Professor of Botany in the University of Cambridge SIXTY VOLUMES NOW READY _HISTORY AND ARCHAEOLOGY_ Ancient Assyria. By Rev. C. H. W. Johns, Litt.D. Ancient Babylonia. By Rev. C. H. W. Johns, Litt.D. A History of Civilization in Palestine. By Prof. R. A. S. Macalister, M.A., F.S.A. China and the Manchus. By Prof. H. A. Giles, LL.D. The Civilization of Ancient Mexico. By Lewis Spence. The Vikings. By Prof. Allen Mawer, M.A. New Zealand. By the Hon. Sir Robert Stout, K.C.M.G., LL.D., and J. Logan Stout, LL.B. (N.Z.). The Ground Plan of the English Parish Church. By A. Hamilton Thompson, M.A., F.S.A. The Historical Growth of the English Parish Church. By A. Hamilton Thompson, M.A., F.S.A.