Gerard Passola will participate as a speaker in the Congress of the International Society of Arboriculture (ISA) to be held in the city of Portland (Oregon) during day 11 – August 15 online casino. With the presentation:

ACLA (Analysi

(s of Chromatism and Leaves Abscission)

The analysis of autumnal colour, an easy path to the physiology of the tree

More information on Congress ISA Portland