Tables for the application of methods for the breeding of chickens for fattening and ponedoral hens. (Machine-translation by Google Translate, not legally binding)

摘要

Tables for the application of methods for raising chickens for fattening and laying hens that are characterized by using graded tables composed of two parts of relative movement in which a fixed part, has successively indicated the fortnights and months corresponding to a period of two years approximately and the other mobile, columns in which total figures of light exposure of a complete period of application of the table are indicated, the table presenting means to allow the coincidence of any of the columns of the moving part, with the column of the fixed part so that by placing the first digit of the column of the mobile part with the date of initiation of treatment corresponding to 23 or 24 weeks of age, the full period is automatically obtained with the necessary exposure data. (Machine-translation by Google Translate, not legally binding)