IMPERIAL BUREAUX OF ANIMAL NUTRITION AND ANIMAL
                                             GENETICS.

         The following publications on Animal Nutrition and Genetics have been received
by the Imperial Council of Agricultural Research from the Imperial Bureau of
Animal Nutrition and the Imperial Bureau of Animal Genetics. Research workers
who have not received copies of communications dealing with their special subject
are invited to communicate with the Council :—

                  IMPERIAL BUREAU OF ANIMAL NUTRITION.

                                            Publications.

         The role of vitamins and minerals in stock feeding, by J. B. Orr.
         Pig recording in East Prussia and South Sweden, by A. N. Duckham.
         Pica, by J. W. Foster.
         The influence of diet on the physiology of the stomach, by J. B. Orr.
         Calcium and phosphorus in the metabolism of the lactating animal and fac-
tors that influence their assimilation, by J. B. Orr and H. E. Magee.

                                             REPRINTS.

                            Journal of the Ministry of Agriculture.

         1.  Artificial illumination to increase winter Egg production, by Prof.
Raymond T. Parkhurst.

         2.  Substitutes for fish meal in the rations of fattening pigs. (Report
by Prof. T. B. Wood, Dr. J. B. Orr and Dr. C. Crowther. Edited by H. R.
Davidson.)

                                    The Milk Industry.
The mineral requirements of dairy cows, by J. B. Orr. (August 1925.)

                                  The eterinary Record.

         A note on the toleration of farm animals for high doses of iodine, by
J. B. Orr, A. Crichton and W. Middleton. (Vol. IX, No. 48, 1929.)

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