Contents
XI
6
Acorn Ecology
6.1
6.2
6.2.1
6.2.2
6.3
6.3.1
6.3.2
6.4
D. Siscart, V. Diego, and F. Lloret.......................................................... 75
Introduction........................................................................................... 75
Acorn Production.................................................................................. 76
Reproductive Biology of Holm Oak .................................................... 76
Pattern of Acorn Production................................................................ 77
Acorn Production.................................................................................. 81
Pre-dispersal Predation ........................................................................ 81
Post-dispersal Predation....................................................................... 83
Abiotic and Biotic Interactions ............................................................ 85
References ........................................................................................................ . 86
7
Seedling Recruitment
J. Retana, J.M. Espeita, M. Gracia, and M. Riba ................................... 89
7.1
Introduction................................................................................. .......... 89
7.2
Variability of Holm Oak Recruitment According
to Environmental Conditions .............................................................. 90
7.3
Responses of Holm Oak Seedlings to Different Light
and Water Levels.................................................................................... 91
7.4
Effects of Disturbance on Seedling Density and Dynamics ............. 95
7.5
The Sapling Stage: Is There a Lack of Recruitment
in Holm Oak Forests under Present Management? ............................ 98
References ......................................................................................................... 101
8
A Model of Stand Dynamics For Holm Oak-Aleppo Pine Forests
M.A. Zavala ............................................................................................ 105
8.1
Introduction ........................................................................................... 105
8.2
Background ............................................................................................ 106
8.2.1 Models of Forest Dynamics .................................................................. 106
8.2.2 The Case of Mediterranean Forests..................................................... 107
8.3
Top-Down Models of Stand Composition
in Mixed Holm Oak-Aleppo Pine Forests .......................................... 108
8.4
Mechanistic Models of Stand Dynamics
in Mixed Holm Oak-Aleppo Pine Forests .......................................... III
8.5
Conclusions: Theoretical and Practical Implications ........................ 114
References ......................................................................................................... 115