Research shows that the replacement of water cooling system with high pressure Sodium (HPS) with LED lighting system is not the production of the high quality of lettuce but also save time and money. Lettuce grown under the Philips LED module achieves up to 54 grams/kWh fresh weight compared to the old system, only 24 grams/kWh energy fresh. More specifically, this impressive system of Philips also helping save up to 56% of the amount of energy
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