Evaluation of phenophase onset by apricot (Armeniaca vulgaris L.) in the North Bohemia

Abstract

The main aim of a case study was to analyze dynamics and duration of phenophases of apricot at Jirkov phenology station (310 m a.s.l., 50°30’N, 13°27‘E) in period 1991 – 2009. This station is situated in the northwest Bohemia, phenology observations are carried out by volunteer observer.

The subsequent vegetative and generative phenophases were chosen for execution: flower bud burst (BBCH 53), leaf bud burst (BBCH 07), inflorescence emergence (BBCH 57), beginning of flowering (BBCH 60), first leaves (BBCH 11), end of flowering (BBCH 69), fruit ripe for picking (BBCH 87) and leaves fallen (BBCH 97).

Keywords

• Evaluation
• phenophase
• onset
• apricot
• (Armeniaca
• vulgaris
• L.)
• the
• North
• Bohemia