Monthly Archive:: May 2019

7 May 2019

Forest adaptation to climate change—is non-management an option?

Climate change is posing a considerable challenge to foresters. The intensity of required adaptive measures and the relevance of old-growth forests as benchmark for managed forests are debated. Forest managers need to make decisions on stand treatment
6 May 2019

Patterns of hybrid seed production in adjacent seed orchards of Acacia auriculiformis and A. mangium in Vietnam

Hybrid seed production in adjacent seed orchards of Acacia auriculiformis and Acacia mangium was influenced by (i) flowering times of the two species and (ii) the distances of parent trees from the inter-orchard boundary. Approximately 80% of
3 May 2019

Site- and tree-related factors affecting colonization of cork oaks Quercus suber L. by ambrosia beetles in Tunisia

Ambrosia beetles are emerging globally as important agents of tree death and decline. In this work, we observed highly variable attack intensity by ambrosia beetles in cork oak stands in Tunisia. A correlation between the proportion of
2 May 2019

The 10% wind speed rule of thumb for estimating a wildfire’s forward rate of spread in forests and shrublands

The collective analysis of a relatively large number of wildfire observations documented in conifer forests, dry eucalypt forests and temperate shrublands revealed that the forward rate of fire spread is roughly 10% of the average 10-m open