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Pages in category "Horticultural companies of the United States" The following 13 pages are in this category, out of 13 total.
The Pyle-National Company Plant is a historic industrial plant at 1334 North Kostner Avenue in the Humboldt Park neighborhood of Chicago, Illinois. The Pyle-National Company, which produced lights for steam locomotives and other heavy machinery, built the plant in 1916. The company was founded in 1897 by George C. Pyle, an inventor who patented ...
It can control the temperature, moisture, and especially light regime of the plant based on light emitting diodes (LEDs). LEDs have efficient electric lighting with desired wavelengths (Red+Blue) which support greenhouse production in a minimum time and with high quality and quantity. As LEDs are cool it helps plants to be placed as close as ...
Ficus plant grown under a white LED grow light. A grow light is an electric light that can help plants grow. Grow lights either attempt to provide a light spectrum similar to that of the sun, or to provide a spectrum that is more tailored to the needs of the plants being cultivated (typically a varying combination of red and blue light, which generally appears pink to purple to the human eye).
Beer brewing companies based in Chicago (12 P) Defunct manufacturing companies based in Chicago (2 C, 35 P) Musical instrument manufacturing companies based in Chicago (13 P)
In 1995, Graybar made the Fortune 500 list for the first time. [38] The list ranks the biggest companies in the United States by revenue. [39] Graybar had over $2 billion in revenue at the time. [40] Graybar then reached $3 billion in revenue in 1996, [41] $4 billion in 1999, [42] and $5 billion in 2000.