Effect
Algavis treated Apple trees, cv. Red Jonathan, grown in an organic orchard, had no difference in yield per tree (+4.6%), no difference in yield per ha (+4.2%), no difference in fruit weight (-1.4%), no difference in fruit diameter (+4.1%), fruits had no difference in firmness (+1.3%), no difference in total soluble solids (-1.1%), no difference in acidity (-1.1%); a significant higher color index (+26%), apple skin had no difference in flavan-3-ols content (+20.1%), hydroxycinnamic content (+42.9%), a significant higher anthocyanin content (+97.5%), no difference in dihydro-chalcones content (+35.2%), flavonols (+84.9%), total phenolic content (+49.8%), N (+4.2), P (-10.9%), a significant lower K content (-14.7%), a significant higher Ca content (+34.3%), no difference in Mg (-0.6%), B (+3.8%), Fe (-12.6%), Mn (+6.4%), Si (+47.5%) and Se content (+15.6%) compared to the untreated control.
