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Method of increasing production of salable eggs

  • US 3,352,684 A
  • Filed: 08/03/1964
  • Issued: 11/14/1967
  • Est. Priority Date: 08/03/1964
  • Status: Expired due to Term
First Claim
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1. A PROCESS FOR INCREASING THE NUMBER OF SALABLE EGGS FOR FOOD CONSUMPTION AND HATCHING PURPOSES LAID BY HENS DURING THEIR PRODUCTIVE LIFETIME WHICH COMPRISES ADMINISTERING A PROGESTATIONAL AGENT TO SEXUALLY IMMATURE HENS IN AN AMOUNT SUFFICIENT TO DELAY THE ONSET OF SEXUAL MATURITY IN SAID HENS UP TO FORTY-TWO DAYS, SAID AMOUNT BEING THE EQUIVALENT OF FROM 0.5 TO 2.0 MG. OF CHLORMADINONE ACETATE PER BIRD PER DAY, THE ADMINISTRATION OF SAID PROGESTATIONAL AGENT TO SAID HENS BEING INITATED DURING THE PERIOD BEGINNING JUST PRIOR TO THE ONSET OF SEXUAL MATURITY OF SAID HENS TO THE TIME WHEN THE FLOCK OF SAID HENS IS IN 10% EGG PRODUCTION.

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