Flowering characteristics of Pinus sylvestris L. with special emphasis on the reproductive adaptation to local temperature factor. Helsinki: 1981 69 p. : ill.
Flowering characteristics of Pinus sylvestris L. with special emphasis on the reproductive adaptation to local temperature factor. Helsinki: 1981 69 p. : ill.
(1981) Flowering characteristics of Pinus sylvestris L. with special emphasis on the reproductive adaptation to local temperature factor, Helsinki: 69 p. : ill.
(1981). Flowering characteristics of Pinus sylvestris L. with special emphasis on the reproductive adaptation to local temperature factor. Helsinki: 69 p. : ill.
Flowering characteristics of Pinus sylvestris L. with special emphasis on the reproductive adaptation to local temperature factor. Helsinki: 1981. p. 69 p. : ill.
