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Bacterial wilt of carnations is a bacterial disease caused by the plant pathogen Paraburkholderia caryophylli (often referred to as Burkholderia caryophylli). [1] Previously named Pseudomonas caryophilli, [ 2 ] the pathogen is an aerobic gram negative bacteria known for only being capable of entering its host through wounds.
These colors were the height of fashion especially in the late 1800s, when the industrial revolution made synthetic color pigments inexpensive and widely available for the first time. Bright shades of royal purple, mauve, and blue naturally became extremely popular and fashionable because these colors previously were only available to extremely ...
Dianthus caryophyllus (/ d aɪ ˈ æ n θ ə s ˌ k ɛər i ə ˈ f ɪ l ə s / dy-AN-thəs KAIR-ee-ə-FIL-əs), [1] [2] commonly known as carnation or clove pink, is a species of Dianthus native to the Mediterranean region. Its exact natural range is uncertain due to extensive cultivation over the last 2,000 years.
Anthocyanin extracts are not specifically listed among approved color additives for foods in the United States; however, grape juice, red grape skin and many fruit and vegetable juices, which are approved for use as colorants, are rich in naturally occurring anthocyanins. [46]
Floral color change may also be caused by an increase or decrease in pH causing a reddening/blueing of anthocyanins and co-pigments. Floral color change can be inducible or non-inducible. Some flowers will change color at the same rate regardless of pollinator visitation, while others can be induced by pollen deposition on the stigma.
Betanin is commercially used as a natural food dye. It can cause beeturia (red urine) and red feces in some people who are unable to break it down. The interest of the food industry in betalains has grown since they were identified by in vitro methods as antioxidants , [ 21 ] which may protect against oxidation of low-density lipoproteins .
Residents of the rural West Virginia town at the heart of "Dark Waters" may (or may not) have been an extreme case, but their decades-long consumption of contaminated water was found to be the ...
Carnation flowers from which the virus gets its name. Infection can cause lesions and discoloration of the flowers, decreasing product value. Carnation Italian Ringspot Virus (CIRV) is a plant virus that impacts carnation plants (Dianthus caryophyllus). These flowers are a popular choice in ornamental flower arrangements.