Average Acorn Weight (lb)

Average acorn weight in pounds as pedicted from Diameter at breast height (DBH) and species of oak. a Table from Down, 1944 was fit with polynomial equations to allow a formula represntation of the tabular data.

Based on: Downs, Albert A. 1944. Estimating acorn crops for wild life in the southern Appalachians. Journal of Wildlife Management. 8(4):339-340.

Example

Imperial Units
dia = 22 in inches
species = "black"
unittype = "imperial"
Answer = 4.6341 lb for that tree

Metric Units
dia = in centimeters
species =
unittype = "metric"
Answer = kg for that tree

Code

This code is stored in my github.com/larsendr site. These are direct links to the raw code.

Excel® Visual Basic Code

R Statistical Package Code

Python Code

Go Code

Javascript for Node Code

C code


Creative Commons License
Forestry Functions by David R. Larsen is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
Author: Dr. David R. Larsen, Copyright 2012
Created: October 9, 2012
Last Updated: April 22, 2020