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quadrat
(redirected from quadrats)

    Also found in: Wikipedia 0.01 sec.
quad·rat  (kwdrt, -rt)
n.
1. Printing A piece of type metal lower than the raised typeface, used for filling spaces and blank lines. Also called quad2.
2. Ecology Any of a group of small, usually rectangular plots of land arranged for close study of the distribution of plants or animals in an area.
[Middle English, a square geometric instrument, rectangular area; see quadrate.]
quadrat [ˈkwɒdrət]
n
1. (Life Sciences & Allied Applications / Botany) Ecology an area of vegetation, often one square metre, marked out for study of the plants in the surrounding area
2. (Life Sciences & Allied Applications / Environmental Science) the frame used to mark out such an area
[C14 (meaning ``a square''): variant of quadrate]
quadrat
a plot of land, square or rectangular, marked off or set out for the study of plant or animal life.
See also: Animals
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2] quadrats from each 17 m transect and then pooled with those from the matching transect to yield a total of 20 quadrats per treatment.
Monitoring tallgrass prairie restoration performance using floristic ... by McIndoe, Janna M.; Rothrock, Paul E.; Reber, Robert T.; Ruch, Donald G. / Proceedings of the Indiana Academy of Science
In general, in a composite with well-dispersed and uniformly distributed particles it would be expected that most of the quadrats have approximately the same number of particles.
Effect of fill factor and validation of characterizing the degree of ... by Kim, Dongsik; Lee, Jun S.; Barry, Carol M.F.; Mead, Joey L. / Polymer Engineering and Science
Spawning survey volunteers were instructed to count all horseshoe crabs in sample quadrats and record tags that they encountered inside and outside of the sample quadrats.
Abundance of adult horseshoe crabs (Limulus polylphemus) in Delaware ... by Smith, David R.; Millard, Michael J.; Eyler, Sheila / Fishery Bulletin
 
 
 
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