Precision horticultural climate engineering parameters, solar Daily Light Integral (DLI) curves, seasonal thermal screen deployment strategy, and heating/cooling load calculations for Cameron Highlands, Pahang, Malaysia (Equatorial Mountain Rain (Af/Cfb, 1,500m)).
In Cameron Highlands, Pahang, Malaysia, natural solar Daily Light Integral transitions from 28-34 mol/m²/day during winter solstice to 28-34 mol/m²/day at summer peak. For commercial crops like Substrate Strawberry, English Cabbage, Tomato, Flowers, target canopy DLI requires dynamic screen management to avoid photoinhibition during midday radiation spikes exceeding 850 W/m².
Screen Specification: Anti-Drip Polyethylene Film + 40-mesh Netting
Primary Cooling Strategy: Rain-Shelter Open-Sided Polytunnels
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: Substrate Strawberry, English Cabbage, Tomato, Flowers.