Silviculture

Silviculture

Being the classical discipline of forestry management, silviculture aims at influencing the growth of forest stands and individual trees in such a way that the forest is better able to fulfil the demands made of it. Usually an increase in value and stability as opposed to natural hazards are in the foreground.

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Global trade of tree seeds can introduce harmful pests

The trade of forest tree seeds is, on a global scale, not as safe as previously believed. Insect pests and fungal pathogens associated with seeds pose a great risk to trees and forest ecosystems worldwide.

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Silver fir genome decoded

Silver fir is an important tree species in view of climate change. In order to better research the tree, an international team has decoded the remarkably large genome of a silver fir near Zurich.

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Growth performance of introduced tree species in Baden-Württemberg

The state forest of Baden-Württemberg has been managed for decades according to the principles of close-to-nature forestry, which includes the prioritisation of native tree species. Recently the climate change puts the guaranteed future of these species into question.

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25 Years Conventwald Ecosystem Study

How does silviculture affect the forest soil? Since 1991 scientists observe and examine water and element cycles in the Conventwald in connection with different types of silvicultural management. This article depicts the study including current research results.

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The production capital forest soil

The forest soil is the base capital for all forms of forestry. The protection of the soil and the preservation of its production capability is an essential pillar of sustainable forest management.

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Non-native tree species

For conversion forest stands because of climate change non-native species are also considered on top of the site appropriate native tree species. They present a good alternative, especially on sites where native species can hardly be utilized.

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Effective medication or a harmless household remedy?

With liming, comparisons with human medicine are unavoidable since lime works like a strong medication on the soils and forests. Medications often have risks and side effects. Patients are to be informed of this before their use.

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Do thinning measures help in dry periods?

For spruce climate change is heavy. Forest owners can help them just with silvicultural measures. Can a thinning measure exonerate the water balance of the trees?

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Tree growth on the fast track

Continuous monitoring of growth on experimental forest plots since 1870 – this is a global rarity. Just as fascinating is what this observation has revealed: our trees have been growing faster over the last five decades than they did before.

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Foreign tree species

Some euphorically endorse non-native tree species while others demonize them. Where in lies the truth? In Europe many foreign tree species have been established for a long time. Is that good or bad? Can all the tree species be lumped together?

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Heading image: Thomas Reich