Concept
Version 8
Created by Boundless
Population Size and Density
Scientist uses a quadrat to measure plant population size and density
A quadrat is a square frame of known area in which species of interest can be easily counted and measured.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"OpenStax College, Population Demography. October 17, 2013."
http://cnx.org/content/m44864/latest/Figure_45_01_02.jpg
OpenStax CNX
CC BY 3.0.