Distribution of broad-leaved tree species in the forests of North-West Russian Federation.
نویسندگان
چکیده
منابع مشابه
Unrestricted quality of seeds in European broad-leaved tree species growing at the cold boundary of their distribution.
BACKGROUND AND AIMS The low-temperature range limit of tree species may be determined by their ability to produce and disperse viable seeds. Biological processes such as flowering, pollen transfer, pollen tube growth, fertilization, embryogenesis and seed maturation are expected to be affected by cold temperatures. The aim of this study was to assess the quality of seeds of nine broad-leaved tr...
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ژورنال
عنوان ژورنال: Известия СПбЛТА
سال: 2017
ISSN: 2079-4304
DOI: 10.21266/2079-4304.2017.219.32-46