Thank you so much for your answer, it has been really useful. I have already included the interactions in the models and I have obtained better results.
Best regards, Lucía Cañás Lucía Cañás Ferreiro Instituto Español de Oceanografía Centro Oceanográfico de A Coruña Paseo Marítimo Alcalde Francisco Vázquez, nº 10 15001 - A Coruña, SPAIN e-mail: lucia.ca...@co.ieo.es Tel: +34981205362; Fax: +34981229077 http://www.ieo.es [[alternative HTML version deleted]]
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