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Despite abundant evidence that both the environment damage and the financial costs of logging can be reduced substantially by training workers, pre-planning skid trails, practicing directional felling, and carrying out a variety of other well-known forestry practices, destructive logging is still...


Putz, F.E.Dykstra, D.P.Heinrich, R.[Why poor logging practices persist in the tropics]Why poor logging practices persist in the tropics
Autor: Dykstra, D.P.

Since the United Nations Conference on Environment and Development (UNCED) was held in 1992 attitudes toward management of tropical forest has changed. Previously, environmental group opposed any logging at all in such forests. Around the same time, many development agencies and international non...


Dykstra, D.P.[Reduced impact logging: putting research results into practice]Reduced impact logging: putting research results into practice
Autor: Dykstra, D.P.

In the four years since the United Nations Conference on Environment and Development (UNCED) in 1992, an important shift has taken place in the attitudes towards tropical forest management. During the UNCED meeting urged a global initiative to reduce the impact of logging operations and to develo...


Dykstra, D.P.[Aprovechamiento de impacto reducido: convirtiendo los resultados de la investigacion en practicas de campo]Aprovechamiento de impacto reducido: convirtiendo los resultados de la investigacion en practicas de campo
Autor: Dykstra, D.P.

The contribution of non-timber forest products to the global economy is significant, though probably less than that of timber products. In addition, non-timber resources provide substantial environment benefits that are difficult or impossible to measure in an economic sense but are nevertheless ...


Dykstra, D.P.[(manuscript) Forest operations and multiple resource management](manuscript) Forest operations and multiple resource management

In order to maintain the high levels of biodiversity and the ecological functions of tropical forest landscapes in South East Asia, production forests need to be managed in a more sustainable way. Numerous initiatives already exist in the form of codes of practice, criteria and indicators, and ce...


Gustafsson, L.Nasi, RobertDennis, R.A.Nguyen Hoang NghiaSheil, DouglasMeijaard, E.Dykstra, D.P.Priyadi, H.Pham Quang Thu[Logging for the ark: improving the conservation value of production forests in South East Asia]Logging for the ark: improving the conservation value of production forests in South East Asia

These guidelines form the basis for defining the initial set of activities to be classified as Reduced-Impact Logging (RIL). They have been adapted to and will be tested in the local conditions that occur in the lowland and hill dipterocarp forest of the Bulungan Model Forest project in East Kali...


Dykstra, D.P.Sist, P.Fimbel, R.[Pedoman pembalakan berdampak rendah untuk hutan dipterocarpa lahan rendah dan bukit di Indonesia]Pedoman pembalakan berdampak rendah untuk hutan dipterocarpa lahan rendah dan bukit di Indonesia
Dykstra, D.P.[Teaching ecologically benign logging methods in the professional and technical-level forestry schools of the Asia-Pacific region]Teaching ecologically benign logging methods in the professional and technical-level forestry schools of the Asia-Pacific region
Autor: Dykstra, D.P.

Forest harvesting and transportation operations are essential components of sustainable forestry. Recognition of these important factors was consistent with the theme of the XX IUFRO World Congress, "Caring for the Forest: Research in a Changing World". The Congress was held in Tampere, Finland, ...


Dykstra, D.P.[Forest operations for sustainable forestry in the tropics: proceedings of a symposium organised by IUFRO Subject group S3.05-00, Forest operations in the tropics at the XX IUFRO World Congress, 6 - 12 August 1995, Tampere, Finland.]Forest operations for sustainable forestry in the tropics: proceedings of a symposium organised by IUFRO Subject group S3.05-00, Forest operations in the tropics at the XX IUFRO World Congress, 6 - 12 August 1995, Tampere, Finland.

In East Kalimantan (Indonesia), impacts of conventional and reduced-impact logging (RIL) on forest ecosystems were compared on the basis of pre- and post-harvesting stand inventories. There was a positive and significant correlation between the proportion of trees damaged by felling and the densi...


Sist, P.Nolan, T.Bertault, J.G.Dykstra, D.P.[Harvesting intensity versus sustainability in Indonesia]Harvesting intensity versus sustainability in Indonesia

This report describes Reduced-Impact Logging(RIL) which will be implemented in the lowland and hill dipterocarp forest of the Bulungan Model Forest project in East Kalimantan, Indonesia. It is anticipated that through the implementation and supervision of the RIL practices described in this docum...


Sist, P.Dykstra, D.P.Fimbel, R.[Reduced impact logging guidelines for lowland and hill dipterocarp forest in Indonesia]Reduced impact logging guidelines for lowland and hill dipterocarp forest in Indonesia

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