National parks: 06pindrop.jpg - public domain image
Summary
Vegetation ecologist demonstrates how to set up a plot and conduct the network's vegetation monitoring. A pin (shown near ground, striped red and white) is dropped from the measuring tape above and used to identify plant height in one of three categories: field, subcanopy, and canopy.
Tags
Date
2011
Source
National Parks Gallery
Copyright info
Public Domain Dedication