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  Purpling of leaves

  Published on January 8, 2021
  There are many specialty crops that naturally have red, purple or almost black foliage, while others turn those colors when conditions are unfavorable. This article briefly reviews the factors that influence the purpling of leaves.

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  Leafy greens: Sole-source light intensity

  Published on June 6, 2019
  Indoor production of leafy greens, Part 4 of 4: Research shows that providing high-intensity sole-source lighting to seedlings can increase harvestable yield of fresh-cut basil.

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  Crops suitable for vertical farming

  Published on April 10, 2019
  The costs to build and operate an indoor (vertical) farm are high, so only certain types of crops are potentially profitable. This articles discusses some some of the crop characteristics that lend themselves to indoor production.

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  Leafy greens: Carbon dioxide injection

  Published on April 1, 2019
  Indoor production of leafy greens, Part 3 of 4: Is carbon dioxide enrichment beneficial for indoor production of basil seedlings?

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  Green and blue LED lighting

  Published on March 6, 2019
  Indoor production of leafy greens, Part 2 of 4: How green light affects lettuce growth can depend on blue and red light.

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  Leafy greens: Green & far red LED lighting

  Published on February 1, 2019
  Indoor production of leafy greens, Part 1 of 4: Substituting green or far-red light for blue light can increase lettuce and kale yields.

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  Factors that influence leaf coloration

  Published on November 15, 2017
  Growers usually focus on quality attributes that relate to flowering, but this article reviews cultural and environmental factors that influence foliage color.