Passar para o conteúdo principal

page search

Displaying 517 - 528 of 763
Reports & Research
Novembro 2001

This publication is a set of practical guidelines and norms for field project engineers for the design and building of small hydraulic structures using earth and gabions. This publication would be useful in designing small earth dams with a gabion spillway, intake weirs for gravity irrigation…

Journal Articles & Books
Novembro 2001

An analysis of change drivers in forestry in present day Madagascar, with estimates of how they might shape forestry over the next twenty years. This is followed by a discussion of how desirable change can be facilitated.

Journal Articles & Books
Novembro 2001

The rationale for more integrated approaches to aquaculture development is powerful: coastal aquaculture has brought significant benefits to both national economies and coastal people; aquaculture is highly vulnerable to pollution caused by other resource users; if poorly designed or managed it…

Reports & Research
Novembro 2001

A quarterly news bulletin dedicated to the exchange of information relating to wildlife and national resources management for the Asia-Pacific region.

Journal Articles & Books
Novembro 2001

Tous les deux ans, le rapport intitul Situation des forts du monde fait le point sur l'tat des forts du monde et dcrit l'volution rcente des politiques et des institutions, ainsi que les questions cls qui se posent dans le secteur forestier. Il s'agit de la quatrime dition de…

Reports & Research
Novembro 2001

The paper briefly reviews the mandates and main activities of some major governmental and non-governmental international organizations concerned with the management of forest genetic resources, and the role that such organizations play in this field. It is noted that national forest genetic…

Journal Articles & Books
Março 2001

This paper presents an overview of the various approaches that developed and developing countries have used in designing national forest funds. It is based on a study of legislation in over forty countries and a review of some of the few empirical studies of forest fund performance. The…

Journal Articles & Books
Dezembro 2000

The relationship between vegetation and environment was investigated for calcareous grasslands in a region in the west of Spain, France, Britain and Ireland defined by climatic criteria. Vegetation was sampled using objective methods and data collected on soils, land cover, location and…

Reports & Research
Novembro 2000

Meeting symbol/code: ERC 00 6