PROBLEMS OF VOCATIONAL AGRICULTURE TEACHERS IN KEEPING ABREAST OF TECHNICAL KNOWLEDGE AND OBTAINING OR PREPARING MATERIALS STRUCTURED IN LOGICAL SEQUENCE FOR TEACHING PROMPTED A STUDY TO DEVELOP GUIDELINES FOR ORGANIZING AND OPERATING A STATEWIDE VOCATIONAL AGRICULTURE CURRICULUM MATERIALS SERVICE. A SURVEY OF 48 STATE DIRECTORS AND 48 STATE SUPERVISORS OF VOCATIONAL AGRICULTURE AND 45 PERSONS RESPONSIBLE FOR CURRICULUM MATERIALS WORK PROVIDED INFORMATION ON SERVICES TO TEACHERS, ADMINISTRATIVE PROCEDURES, LENGTH OF TIME SERVICES HAD BEEN IN EFFECT, AND THE VALUE OF THE SERVICES. THE CURRICULUM MATERIALS SERVICE WAS THEORIZED AS BEING AN EDUCATIONAL ORGANIZATION ENGAGED IN SELECTION, EVALUATION, PROCUREMENT, PRODUCTION, AND DISTRIBUTION OF CURRICULUM MATERIALS THAT ASSIST IN OBTAINING PREDETERMINED, DESIRABLE CHANGES IN STUDENTS. ITS SUCCESS DEPENDS UPON THE EXTENT TO WHICH 11 CONDITIONS CONCERNING (1) ADMINISTRATION, USE OF STAFF, TEACHER, AND SPECIALIST ADVISORY GROUPS, AND (2) PRODUCTION OF MATERIALS TO MEET SPECIFIC CRITERIA ARE ACHIEVED. GUIDELINES, BASED ON THE PROPOSED THEORY AND FINDINGS OF THE STUDY ARE PRESENTED FOR 24 ASPECTS OF CURRICULUM MATERIALS SERVICE. FINDINGS CONCERNING THE EXTENT OF CURRICULUM MATERIALS ACTIVITIES IN 45 STATES, THE SURVEY INSTRUMENTS, AND A BIBLIOGRAPHY ARE INCLUDED. THE COMPLETE REPORT OF THE PH.D. THESIS, "GUIDELINES FOR ORGANIZING AND OPERATING A STATE VOCATIONAL AGRICULTURE CURRICULUM MATERIALS SERVICE," IS AVAILABLE AS 66-6293 FOR $3.05 ON MICROFILM AND FOR $10.60 AS XEROXED COPY FROM UNIVERSITY MICROFILMS, INC., 300 NORTH ZEEB ROAD, ANN ARBOR, MICHIGAN 48106. (JM)