Lewandowski A., Kowalczyk J., Litkowiec M., Rzońca M. 2017. Selection of elite plus trees of Scots pine and European larch for the establishment of 1.5 generation seed orchards. Sylwan. 161(11): 917-26. doi:10.26202/sylwan.2017087
Lewandowski A., Kowalczyk J., Litkowiec M., Rzońca M. 2017. Selection of elite plus trees of Scots pine and European larch for the establishment of 1.5 generation seed orchards. Sylwan. 161(11): 917-26. doi:10.26202/sylwan.2017087