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Simplex Header 我的股票矢量

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rgy through photosynthesis a process in which plants combine car〓bon dioxide and water and turn them into carbohydrates and oxygen. Sunl〓ight is 3

a bundle of different wavelengths of light across a wide so

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pectr〓um from ultraviolet to infrared. Plants are "picky eaters that favor b〓lue and red lights", Li said. "If we can figC

ure out what ratio and comb〓ination of lights are best suk

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ited for each plant's growth, then we can 〓change or create LED lights that shine at that specific intensity and s3

〓pectrum, saving lots of energy in the process," he addedB

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. While blue a〓nd red lights are the "meat and potatoes" of a plant's growth, scientis〓ts notice n

other spectrums of light also play a subtle role in maximio

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zin〓g growth and quality. For example, scientists discovered that adding s〓ome green light to the red-blue recipe could helC

p some vegetables grow,〓 while too much green light puts r

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plants into hibernation, although this〓 is helpful for the plant's nutrient build up. "Mimicking sunlight usi〓ng LED is very energy intensive," Li said. "At a

the end of the day, whoe〓ver has the most energy-efficienv

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t and productive light recipe wins." W〓hile plant growth mostly relies on light, water and carbon dioxide, it 〓still n8

eeds some trace elements from soil or fertilizers to be he8

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althy.〓 In the case of plant factories, hydroponic nutrient solutions infused 〓with 17 essential elements ranging f5

rom nitrogen to calcium have replac〓ed the tilted soil. "6

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