Visitors seeking new supplementary light developments of both an HPS and LED nature at last month's IPM would not have been disappointed, writes Steven Vale.Many growers continue to follow the developments of using LEDs (Light Emitting Diodes) as part of a hybrid system in combination with HPS (High Pressure Sodium) lamps. Some nurseries are also keen to explore the possibility of ditching HPS lights altogether in favour of low-energy consuming LED top lights.
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