chlorosis


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chlor·o·sis

(klōr-ō'sis),
Rarely used term for a form of chronic hypochromic microcytic (iron deficiency) anemia, characterized by a great reduction in hemoglobin out of proportion to the decreased number of red blood cells; observed chiefly in females from puberty to the third decade and usually associated with diets deficient in iron and protein.
[chloro- + G. -osis, condition]

chlorosis

(klə-rō′sĭs)
n.
1. The yellowing or whitening of normally green plant tissue because of a decreased amount of chlorophyll, often as a result of disease or nutrient deficiency.
2. An iron-deficiency anemia, primarily of young women, characterized by a greenish-yellow discoloration of the skin. Also called greensickness.

chlo·rot′ic (-rŏt′ĭk) adj.
chlo·rot′i·cal·ly adv.

chlorosis

[klôrō′sis]
Usage notes: obsolete.
an iron deficiency anemia of young women characterized by hypochromic, microcytic erythrocytes and a small reduction in the total number of erythrocytes. See also anemia.
A term first used in 1615 by J. Varandal for iron-deficiency anemia with yellow-green skin pallor of young women

chlorosis

A greenish tinge to the skin formerly associated with severe iron deficiency anaemia in malnourished young women. It is now almost unknown in developed countries.

chlorosis

a yellowing of plant leaves caused by lack of CHLOROPHYLL pigment due to mineral deficiency (e.g. that of magnesium, iron) or disease (e.g. virus yellows) which results in a decrease in photosynthetic rate.
References in periodicals archive ?
Arsenic induced little interveinal chlorosis in the old leaves and whitish chlorosis in the fully developed young leaves on 14 DAT at 13.
Infectious chlorosis disease of banana oftenconfused with zinc deficiency and or with the symptoms of Banana streak virus.
Lettuce chlorosis virus stays active for 4 days in whitefly saliva; tomato chlorosis, only 2 or 3 days.
3+] If the seedlings were not allowed sufficient time to produce this phytosiderophore, they suffered chlorosis and could not develop properly.
Mottled patches on citrus leaves could mean that the tree is already infected with citrus variegated chlorosis (CVC), a bacterial disease," she says.
The effectiveness of soil applied FeEDDHA treatments in preventingiron chlorosis in soybean as a function of the o,o-FeEDDHA content.
Transmission of Xylella fastidiosa, causal agent of Citrus Variegated Chlorosis, by the glassy-winged sharpshooter, Homalodisca coagulata.
In Brazil, the sweet orange production has been threatened by the Citrus Variegated Chlorosis incited by Xylella fastidiosa (Wells) which is a gram-negative bacterium detected in the plant xylem (GARCIA JUNIOR et al.
M-Series' Varieties Offer Improved Resistance to SCN and Phytophthora, Plus Improved Tolerance to SDS and Iron Chlorosis
Correct chlorosis by applying a chelated iron product directly to the foliage and to the soil around the root zone, following the package instructions.
Magnesium deficiency: The cause of spring needle-tip chlorosis in young pines on pumice soils.
Abnormality was reckoned in terms of chlorosis and/or crinkling of leaves, die-back, stunting, and generally thin and non-succulent condition).