Kategori: Skog

Genetic consequences of glacial refugia in Norway spruce

By Mari Mette Tollefsrud, Norwegian Forest and Landscape Institute In Northern Europe only one main genetic main group is found, compatible with expansion out of one refugium which was in the southern part of Russia. In Central and Southern Europe,...

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What can be done about the ash decline?

What can be done? Without knowing the basic biology of the fungus it is difficult to take appropriate actions against the disease, it is like fighting an invisible enemy. Some governments have decided to put restrictions on transfer of seeds...

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