Table 1: Critical distances and required “push’’ for sampling with a stand density factor (SDF) of 50, using a basal area factor (BAF) 4 m2/ha prism. When the “push’’ is shown as negative, the prism must be pulled back across the point.

DBH, cm Critical Distance, m Critical Distance, mRequired Push, m

51.252.200.95
102.503.831.33
153.755.301.55
205.006.671.67
256.257.981.73
307.509.231.73
358.7510.441.69
4010.0011.621.62
4511.2512.771.52
5012.5013.891.39
5513.7514.991.24
6015.0016.071.07
6516.2517.140.89
7017.5018.180.68
7518.7519.210.46
8020.0020.230.23
8521.2521.24
9022.5022.23
9523.7523.21
10025.0024.19