Table 6 Variance component estimates from repeated measures analysis of variance for year, family and year by family interaction and first-order autocorrelation for variables: ring width and density, latewood density and earlywood density, for cambial ages greater than 15

PT1

Y

222^***

1,143^***

8,688^***

4,401^***

F

1.56^***

5.66^***

3.04^***

4.63^***

Y × F

1.28^***

1.184^***

1.134^***

1.143^***

AR1

0.92^***

0.79^***

0.82^***

0.82^***

PT2

Y

402^***

5,517^***

8,274^***

8,274^***

F

3.79^***

6.35^***

2.49^***

2.49^***

Y × F

1.10^***

1.27^***

1.17^***

1.17^***

AR1

0.85^***

0.84^***

0.77^***

0.77^***