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  2. Soil color - Wikipedia

    en.wikipedia.org/wiki/Soil_color

    Glauconitic, green soil from Maryland, US. Iron reduction may impart greenish gray colors, though certain minerals including glauconite, melanterite, and celadonite can also give soil a green color. Glauconite soils form from select marine sedimentary rocks, while melanterite soils are produced in acidic, pyrite-rich soils.

  3. Marvin Heemeyer - Wikipedia

    en.wikipedia.org/wiki/Marvin_Heemeyer

    Marvin Heemeyer was born on October 28, 1951, on a dairy farm in South Dakota.In 1974, he moved to Colorado because he was stationed at Lowry Air Force Base. [3] In 1989, [3] he moved to Grand Lake, Colorado, about 16 miles (26 km) away from Granby.

  4. Yellow goods (construction and agriculture) - Wikipedia

    en.wikipedia.org/wiki/Yellow_goods_(construction...

    Bulldozers are a type of yellow good. Yellow goods are material for construction and earth-moving equipment, quarrying equipment, and fork-lift trucks. [1] The term is also used to encompass agricultural equipment, such as tractors. The term "yellow goods" originated from the distinctive yellow colour commonly used on these types of machinery. [2]

  5. List of plants with symbolism - Wikipedia

    en.wikipedia.org/wiki/List_of_plants_with_symbolism

    green: Secret symbol of the followers of Oscar Wilde, love between two men white: Sweet and lovely, innocence, pure love, faithfulness [4] pink: A woman's love, [6] a mother's love; I'll never forget you [4] yellow: Rejection, disdain, disappointment; [5] [4] pride and beauty [8] purple: Capriciousness, whimsical, changeable, unreliability [4 ...

  6. Gall - Wikipedia

    en.wikipedia.org/wiki/Gall

    The gall producers are specific to specific plants, thus inducing galls with unique appearances (such as balls, knobs, lumps, and warts) and a range of colors (red, green, yellow, and black). Different taxonomic groups of gall inducers vary in the complexity and diversity of gall formation and organization, with insect induced galls generally ...

  7. Coleogyne - Wikipedia

    en.wikipedia.org/wiki/Coleogyne

    The plant reproduces from seed, but very rarely. The seeds do not disperse well and seedlings do not survive in large numbers. A narrow range of temperature and moisture is required for the reproduction of this species, so it is sporadic, but the plants are hardy and long-lived. Coleogyne ramosissima produces stenophyllanin A, an ellagitannin. [6]

  8. Xanthophyll - Wikipedia

    en.wikipedia.org/wiki/Xanthophyll

    For example, the yellow color of chicken egg yolks, fat, and skin comes from ingested xanthophylls—primarily lutein, which is added to chicken feed for this purpose. The yellow color of the macula lutea (literally, yellow spot) in the retina of the human eye results from the presence of lutein and zeaxanthin. Again, both these specific ...

  9. Chlorosis - Wikipedia

    en.wikipedia.org/wiki/Chlorosis

    An albino corn plant with no chlorophyll (left) beside a normal plant (right) In botany , chlorosis is a condition in which leaves produce insufficient chlorophyll . As chlorophyll is responsible for the green color of leaves, chlorotic leaves are pale, yellow, or yellow-white.