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Establecimiento de cuatro especies de Quercus en el sur de la ...

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Spatial and temporal heterog<strong>en</strong>eity effects on seedling growth and establishm<strong>en</strong>t in four <strong>Quercus</strong> species<br />

A<br />

Stem height t 1 (cm)<br />

11<br />

10<br />

9<br />

8<br />

7<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

Q. ilex<br />

Plot 2<br />

R 2 0.14 *<br />

0,2 0,3 0,4 0,5 0,6 0,7 0,8 0,9<br />

Light avai<strong>la</strong>bility (GSF)<br />

Aboveground biomass t 2 (g)<br />

1,0<br />

0,8<br />

0,6<br />

0,4<br />

0,2<br />

Q. pyr<strong>en</strong>aica<br />

Plot 1<br />

R 2 = 0.18 *<br />

0,0<br />

0,1 0,2 0,3 0,4 0,5 0,6 0,7 0,8<br />

Light avai<strong>la</strong>bility (GSF)<br />

B 14<br />

Stem height t 1 (cm)<br />

C<br />

Stem height t 1 (cm)<br />

12<br />

10<br />

8<br />

6<br />

4<br />

Q. suber<br />

Plot 2<br />

2<br />

R 2 0.09 *<br />

0<br />

4 6 8 10 12 14 16 18 20 22<br />

11<br />

10<br />

9<br />

8<br />

7<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

Q. ilex<br />

Plot 2<br />

Soil moisture (%)<br />

‐2 0 2 4 6 8 10 12 14 16 18 20 22<br />

Herb production (g)<br />

R 2 0.14 *<br />

Aboveground biomass t 2 (g)<br />

RGR a (g g ‐1 day ‐1 )<br />

1,6<br />

1,2<br />

0,8<br />

0,4<br />

Q. faginea<br />

Plot 2<br />

R 2 0.25 ***<br />

0,0<br />

4 6 8 10 12 14 16 18 20 22<br />

0,04<br />

0,02<br />

0,00<br />

‐0,02<br />

‐0,04<br />

Soil moisture (%)<br />

Q. pyr<strong>en</strong>aica<br />

Plot 2<br />

R 2 0.10 **<br />

‐0,06<br />

‐3 0 3 6 9 12 15 18 21 24<br />

Herb production (g)<br />

Figure 6. R<strong>el</strong>ationship of differ<strong>en</strong>t morphology and growth variables with (A) light avai<strong>la</strong>bility, (B) soil<br />

moisture and (C) herb prodution in differ<strong>en</strong>t plots. Lines are the regression lines.<br />

92

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