OKETCH, ADHIAMBO PHENNY PERCEPTIONS OF PRINCIPLES,TEACHERS AND STUDENTS ON ROLE OF THE FIELD TRIPS IN TEACHING AND LEARNING AGRICULTURE IN SECONDARY SCHOOLS ,RARIEDA SUB COUNTY, KENYA - KISII UNIVERISTY, KISII UNIVERSIY PRESS, 2017, - XVii, 109 P, ILL INCLUDES BIBLIOGRAPHIC REFERENCE Subjects--Topical Terms: AGRICULTURE- STUDY AND TEACHING LC Class. No.: THE S 531 . O 394 2017 / 1