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Table 1 Definition of latent variables based on the observations. Observations correspond to phenotypic traits measured in the trials (from Birks & Barnes, 1990). *Latent variables and observations tested but not included in the final model

From: Phenotypic integration approaches predict a decrease of reproduction rates of Caribbean pine populations in dry tropical areas

Latent variables (acronym)

Observations (acronym)

SURVIVAL (SURV)

Provenance mean percentage of survival (SURV)

 

GROWTH (GR)

Provenance mean tree values of height in metres (H)

Provenance mean tree values of breast height diameter over bark in cm (DBH)

REPRODUCTION (REP)

Provenance mean percentage of trees with cones (CON)

 

STRAIGHTNESS (STRAIT)

Provenance mean tree stem straightness index (STR)

Provenance mean tree value of longest internode length in metres (IL)

DEVELOPMENTAL STAGE (DEV)

Tree age (AGE)

 

TEMPERTURE SITE (TSITE)

Trial mean annual temperature (TSITE)

 

RAINFALL SITE (RSITE)

Trial Average rainfall (RSITE)

 

TEMPERATURE PROVENANCE (TPROV)

Average temperature at the provenances (TPROV)

 

RAINFALL PROVENANCE (RPROV)

Average rainfall at the provenances (RPROV)

 

WOOD QUALITY*

Wood density*

Bark thickness*

DEFENCE COMPOUNDS*

α – β PINENE*

Â