Precision horticultural climate engineering parameters, solar Daily Light Integral (DLI) curves, seasonal thermal screen deployment strategy, and heating/cooling load calculations for Ragusa / Vittoria, Sicily, Italy (Hot Mediterranean (Csa)).
In Ragusa / Vittoria, Sicily, Italy, natural solar Daily Light Integral transitions from 18-24 mol/m²/day during winter solstice to 52-60 mol/m²/day at summer peak. For commercial crops like Cherry Tomato (Pachino IGP), Eggplant, Pepper, target canopy DLI requires dynamic screen management to avoid photoinhibition during midday radiation spikes exceeding 850 W/m².
Screen Specification: Anti-insect Mesh (40x24) + Diffuse Polycarbonate/PE
Primary Cooling Strategy: High-Ridge Side Roll-Up Natural Convection
Maintaining positive day-night temperature differential (DIF) and nighttime dehumidification minimizes condensation on cold structural glass surfaces, suppressing Botrytis and powdery mildew spore viability.
Major protected cropping varieties grown at scale in this regional cluster: Cherry Tomato (Pachino IGP), Eggplant, Pepper.