Figure 2. Wood density as a function of age of oil palm trees

From

Estimating Aboveground Biomass of Oil Palm Trees by Using the Destructive Method

Putri Ida Sunaryathy, Suhasman, Kasturi Devi Kanniah, Kian Pang Tan

World Journal of Agricultural Research. 2015, 3(1), 17-19 doi:10.12691/wjar-3-1-4