The appointment of Terence Kern as music director, and engagement of several prominent new principal dancers highlight the news from Ballet West as it looks forward to its 1988-89 season, according to artistic director John Hart.

Kern, who was guest conductor here for "Anna Karenina" and "Carmina Burana" during the past season, is internationally prominent in ballet conducting.New to the company next season are principal dancers Daniela Buson and Marcello Angelini, who began their partnership in their native Italy. Prizewinners of the 1982 International Ballet Competition in Rome, the pair have danced with the Deutsche Oper in Berlin and Northern Ballet Theatre of Manchester, England. They spent the past season with Cincinnati Ballet.

Other new principal soloists are Eric Leedom, longtime principal of the Oakland Ballet Company, and Charles Flachs, who has danced with Cincinnati Ballet since 1982. Joseph Woeffel from the Houston Ballet joins Ballet West as soloist artist, and several new corps members come from Nevada Dance Theatre, the School of American Ballet, Pittsburgh Ballet, Cincinnati and elsewhere.

Principal soloists remaining with the company are Robert Arbogast, Bruce Caldwell, Joseph Clark, Isabelle Creste, Wendee Fiedeldey, Miguel Gracia, Rhonda Lee, Raymond Van Mason, Jiang Qi, Pamela Robinson, Jeffrey Rogers and Jane Wood. Lisa LaManna will be on leave of absence for the 1988-89 season.

Leaving the company are dancers Karen Scalzitti, Mary Ann Lind, Suzanne Wagner, Tamara King, Maureen Laird, Ellen Fallis, Mark Borchelt, Kristi Schoendube, Webster Dean, Jonathan Bauer and Adam Sage.

On the artistic staff, Sondra Sugai and Elaine Thomas have been appointed assistants to the artistic director. Petrus Bosman will remain as teacher/repetiteur, with Marrie Hadfield retaining the title artistic associate.