Listen to Symphony No. 6 in F Major, Op. 68 "Pastorale": I. Allegro ma non troppo online. Symphony No. 6 in F Major, Op. 68 "Pastorale": I. Allegro ma non troppo is an English language song and is sung by Arturo Toscanini, Vladimir Horowitz and Bbc Symphony Orchestra. Symphony No. 6 in F Major, Op. 68 "Pastorale": I. Allegro ma non troppo, from the album Best of Classical Music, was released in the year 2014. The duration of the song is 8:27. Download English songs online from JioSaavn.