He integrated folksong fully into his music. His music progresses by repetition and juxtaposition rather than tonal tension. Seldom used counterpoint. Extremely demanding vocal writing. Use of extreme ranges in orchestration.
Orchestration often has a programmatic origin.
1888 Idylla, str. Recordings Janacek, Leos. Glagolitic Mass . Sir Charles Mackerras, Vienna Philharmonic Orchestra with Elizabeth Soderstrom, Wieslav Ochman, Petr Dvorsky, Eva Randova and Lucia Popp. String Quartets Nos.