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  2. Foliar feeding - Wikipedia

    en.wikipedia.org/wiki/Foliar_feeding

    Foliar feeding is a technique of feeding plants by applying liquid fertilizer directly to the leaves. [1] Plants are able to absorb essential elements through their leaves. [ 2 ] The absorption takes place through their stomata and also through their epidermis .

  3. The Worst Time to Water Indoor and Outdoor Plants ... - AOL

    www.aol.com/lifestyle/worst-time-water-indoor...

    Plants absorb the most water during the morning hours. "Lower morning temperatures reduce evaporation, ensuring that more water penetrates the soil and is available to the roots," says Vazquez.

  4. How to Make Natural Food Coloring Using Everyday Ingredients

    www.aol.com/lifestyle/natural-food-coloring...

    News. Science & Tech

  5. Betalain - Wikipedia

    en.wikipedia.org/wiki/Betalain

    It is used as a food coloring agent, and the color is sensitive to pH. Other betalains known to occur in beets are isobetanin, probetanin, and neobetanin. The color and antioxidant capacity of betanin and indicaxanthin (betaxanthin derived of l -proline ) are affected by dielectric microwave heating. [ 10 ]

  6. Plant nutrients in soil - Wikipedia

    en.wikipedia.org/wiki/Plant_nutrients_in_soil

    Nutrients in the soil are taken up by the plant through its roots, and in particular its root hairs.To be taken up by a plant, a nutrient element must be located near the root surface; however, the supply of nutrients in contact with the root is rapidly depleted within a distance of ca. 2 mm. [14] There are three basic mechanisms whereby nutrient ions dissolved in the soil solution are brought ...

  7. Sulfur assimilation - Wikipedia

    en.wikipedia.org/wiki/Sulfur_assimilation

    There is strong evidence that O-acetyl-serine (thiol)lyase is directly responsible for the active fixation of atmospheric hydrogen sulfide by plants. Plants are able to transfer from sulfate to foliar absorbed atmospheric sulfur as sulfur source and levels of 60 ppb or higher appear to be sufficient to cover the sulfur requirement of plants ...

  8. 7 Foods You Didn't Know Have Lead in Them - AOL

    www.aol.com/7-foods-didnt-know-lead-190000487.html

    2. Baby Food. One might think that a product advertised for infants and young children would be safe to eat. Alas, it's shocking how much food marketed to kids contains lead.

  9. Xylem - Wikipedia

    en.wikipedia.org/wiki/Xylem

    To photosynthesize, plants must absorb CO 2 from the atmosphere. However, this comes at a price: while stomata are open to allow CO 2 to enter, water can evaporate. [33] Water is lost much faster than CO 2 is absorbed, so plants need to replace it, and have developed systems to transport water from the moist soil to the site of photosynthesis. [33]

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