RLeafAngle (version 1.0)

sphericalDis: Compute the spherical distribution of leaf zenith angle.

Description

Compute the spherical distribution of leaf zenith angle.

Usage

sphericalDis()

Value

The spherical distribution of leaf zenith angle.

References

Wang, W. M., Li, Z. L., & Su, H. B. (2007). Comparison of leaf angle distribution functions: effects on extinction coefficient and fraction of sunlit foliage. Agricultural and Forest Meteorology, 143(1), 106-122.

Examples

sDis<-sphericalDis()
plot(c(4.5, 13.5, 22.5, 31.5, 40.5, 49.5, 58.5, 67.5, 76.5, 85.5), sDis, 
xlab=expression(Leaf~zenith~angle~~(""^"o")), ylab="Leaf area freqency")