WordNet sense 1 (a musical composition that evokes rural life):

idyll, pastorale

WordNet sense 2 (relating to shepherds or herdsmen or devoted to raising sheep or cattle):

bucolic

WordNet sense 3 (used of idealized country life):

rustic, Arcadian

WordNet sense 4 (living in or characteristic of farming or country life):

rural

WordNet sense 5 (suggestive of an idyll; charmingly simple and serene):

idyllic

WordNet sense 6 (affording pleasure; being in harmony with your taste or likings):

pleasant