In order to alleviate shortages in foods and feeds, and to assist in stabilizing prices, the President shall carry out a program for the conservation of food and feed. In carrying out such program, the President is authorized, through the dissemination of information, educational and other campaigns, the furnishing of assistance, and such other voluntary and cooperative measures as he deems necessary or appropriate, to encourage and promote the efficient utilization, care, and preservation of food and feed, the elimination of practices which waste food and feed, the control and eradication of insects and rodents, the consumption of less of these foods and feeds which are in short supply and more of those foods and feeds which are in abundant supply, and other conservation practices. The authority herein conferred may be exercised by the President through such departments, agencies, independent establishments, and officials of the Federal Government and such State, local, and private agencies as he may determine.