Studies in Milk Secretion. V. on the Variations and Correlations of Milk Secretion with Age.

TABLE O F CONTENTS INTRODUCTION ................................................................ I I I Material and methods ........................................................ 112 Variation of Jersey milk production with age at commencement of test.. ........ I14 Analytical constants describing the variation of milk production at different ages.. 119 The correlation of Jersey 8-months milk production with age at test.. .......... 129 Types of the regression of milk production on age of Jersey cattle.. ............ 132 The nature of the curve of the standard deviation of milk production.. ........ 133 The correlation between milk yield of one lactation and that of succeeding lactations ........................... .i .................................... 135 1 3 j