Southern pollen sired more seeds than northern pollen in southern seed orchards established with northern clones of Pinus sylvestris
: Pulkkinen Pertti, Varis Saila, Pakkanen Anne, Koivuranta Leena, Vakkari Pekka, Parantainen Annika
Publisher: Taylor & Francis
: 2009
: Scandinavian Journal of Forest Research
: 24
: 1
: 8
: 14