Forestry

Forestry

Sustainable, well-planned, near to nature forest management deals with the production of raw timber. The classical central disciplines are silviculture, forest growth and yield and forest planning supplemented by information on the timber market, storage and bio-energy. Loss events, such as windfall, bark beetle or game damage, present an ever re-occurring challenge to forest personnel. Successful management in avoiding and limiting risks and damage is part of an effective operational strategy.

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Verticillium wilt in sycamore

The wilting of shoots and trunk necrosis – the cause of these symptoms in the sycamore is a fungus called Verticillium dahliae. A project was set up to find out where it occurs and whether drought stress favours its development.

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Zigzag elm sawfly recorded in Switzerland for the first time

In June 2017, the zigzag elm sawfly, an invasive species originating in East Asia, was found in Switzerland for the first time, in wych elms in the Canton of Zurich. It has been spreading across Europe since 2003.

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Progressive mortality of Fraxinus species in Austria caused by Ash-dieback, in the context of Europe

Large parts of Europe have been affected by Ash dieback which resulted in massive tree mortality. So what can be learned from the prevention strategies in the countries where this disease has long been ravaging countless forests?

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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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Bark beetles - a topical issue

The bark beetles are often a problem for spruce trees. To counteract the problem effectively, it is crucial that forest owners and forest managers are well-informed on the issue. You will find answers to the FAQ here.

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Jewel beetles - beneficiaries of dry summers

Jewel beetles, also known as metallic wood-boring beetles, profit in two ways from a dry summer: firstly because the warm summer accelerates their development, and secondly because the forest trees are weakened by the drought.

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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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Wildfire risk in times of climate change

Climate change is talked about a lot nowadays. Institutions are trying to find possibilities to comply with the 2°C-target to keep climate change in a tolerable dimension. This article is supposed to depict the correlation between climate change and increasing wildfire risk.

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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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  1 2 3 4 ... 12 (120 articles) next 10 results last items
Heading image: Ulrich Wasem