This Teacher's Manual is one of a series of instructional aids prepared by the Department of Agricultural Education at the Pennsylvania State University. It includes suggestions and references for the teacher to use with the student manual available as VT 001 637. In addition to the subject matter included in the student manual, pages are inserted at the end of each problem area containing suggestions, references, resource people, audio-visual aids, suggested learning activ"ties, suggested placement experiences, and a quiz. A unit examination is available at the end of the document. (DM)