Blueberry leaf extracts incorporated chitosan coatings for preserving postharvest quality of fresh blueberries.

Highlights: [•] Eight phenolic compounds were detected in blueberry fruit and leaf extracts. [•] Blueberry leaf extracts had high antimicrobial ability. [•] Chitosan coating containing leaf extract showed some degrees of delaying fruit decay. [•] Coated fruit with MA packaging controlled decay and retained phenolic content. [ABSTRACT FROM AUTHOR]