48. Mrs. Butlerasked the Minister of Agriculture, Fisheries and Food, as representing the Minister for Science, what examination he has made of the effect on the health of consumers of the practice of treating chickens produced for human consumption with stilboestrol and hexoestrol by certain poultry farmers.
§ Mr. HareAs I informed the hon. Members for Brixton (Mr. Lipton) and Stoke-on-Trent, Central (Dr. Stross), on 7th July and the hon. Member for Sunderland, North (Mr. Willey) on 11th July, the Agricultural Research Council is studying the use of these substances in agriculture and I am awaiting its advice.