ASSOCIATION SERVICES-NAMELY, SPONSORING AND CONDUCTING VISITS OF FOREIGN YOUTH AND ADULTS TO THE UNITED STATES AND THE SPONSORING AND CONDUCTING VISITS OF AMERICAN YOUTH AND ADULTS TO FOREIGN COUNTRIES, AND, SPECIAL STUDY AND SERVICE PROGRAMS IN FURTHERANCE OF BETTER INTERNATIONAL UNDERSTANDING AND GOOD WILL, EXPANSION AND DEVELOPMENT OF RURAL YOUTH EDUCATIONAL PROGRAMS, AND DISSEMINATION OF AGRICULTURAL INFORMATION