Source

Sum-of-squares

df

Mean-square

F-ratio

p

Site 1

Diameter

Zone

0.085

2

0.042

1.508

0.234

Error

1.066

38

0.028

Height

Zone

0.297

2

0.149

4.623

0.016

Error

1.222

38

0.032

Site 2

Diameter

Zone

1.323

2

0.662

10.330

0.004

Error

0.640

10

0.064

Height

Zone

0.650

2

0.325

15.456

0.001

Error

0.210

10

0.21