Instrument which is used to measure canopy cover
Gerald S. Strickler has written: 'Use of the densiometer to estimate density of forest canopy on permanent sample plots' -- subject(s): Density, Densitometry, Forest canopies, Measurement
The calcaneus, or heel, is the strongest bone in the body. Thanks to the density and resistance to forces of standing, walking, and running. Often the femur is considered the strongest because of size and flexible properties.