Morpho-physiological variation of white spruce seedlings from various seed sources and implications for deployment under climate change oleh Isabelle Villeneuve, Isabelle Villeneuve, Mohammed S Lamhamedi, Lahcen Benomar, Andre Rainville, Josianne DeBlois, Jean Beaulieu, Jean Beaulieu, Jean Bousquet, Marie-Claude Lambert, Hank A Margolis