Mats Hagner

1934

• A genecological investigation of the annual rhythm of Pinus contorta Dougl
• A genecological investigation of the annual rhythm of Pinus silvestris L
• The influence of the environment close to a snow fence on the survival and growth of pine seedlings (Pinus silvestris L.)
• The intra-provenance correlation between annual rhythm and growth of single trees of Pinus silvestris L