Patternators as a tool for sprayers calibration in vineyard treatments [Sicily]

altezza altura application foliaire attrezzatura per la lotta antiparassitaria buse canopy chioma fogliare controlli sull'attrezzatura couvert cubierta de copas equipment testing equipo para control de plagas field experimentation fluid flow flujo flusso di fluido foliar application hauteur height indice de surface foliaire indice di area fogliare irroratrici leaf area index mathematical models metodi statistici modelli matematici normalisation nozzles pest control equipment pulverizadores sicile sicilia sicily sperimentazione in campo sprayers standardizing standardizzazione statistical methods toberas trattamento fogliare ugelli vigneti vignoble vineyards volume volumen