可持续集约化需要更合理、更精确的灌溉技术和农耕方式，利用生态系统方法节约用水。

El principal articulo de este nmero de Unasylva, titulado Ordenacin de los bosques higrofticos tropicales: informe actualizado, es el tercero de una serie dedicada a esa ordenacin. En el articulo, R. Schmidt, Oficial de montes de la FAO, examine los aspectos tcnicos de la ordenacin de los, bosques tropicales naturales, pasando revista a los recientes estudios e informes de la FAO sobre proyectos anteriores y actuales de ordenacin de bosques tropicales realizados por los gobiernos con asistencia de la Organizacin.

Situacin de los bosques del mundo presenta, cada dos aos, un anlisis de la situacin de los bosques del mundo, de los principales acontecimientos institucionales y de poltica y de los problemas a los que se enfrenta el sector forestal.

This issue of Unasylva considers the future for teak, with an emphasis on plantation management.

Meeting Name: Commission on Genetic Resources for Food and Agriculture (CGRFA)
Meeting symbol/code: CGRFA-16/17/11
Session: Sess.16

Information is provided on why to involve traditional leaders in the decentralisation and restructuring process. The extent to which this may be happening anyhow (by default) is part of the research hypotheses that guided fieldwork, which have not found to be relevant in all countries.

Revista internacional de silvicultura e industrias forestales

Meeting Name: Commission on Genetic Resources for Food and Agriculture (CGRFA)
Meeting symbol/code: CGRFA-16/17/8
Session: Sess.16

Data will be collected by remote-sensing techniques, through national reports, and by scanning existing inventories. The information would then be collated, analysed and computerized. An effective model would be constrycyed, from which caution and danger areas would be identified, and an alarm system organized for warning governments. Where, for example, the world's thermic balance is altered by the destruction of forest areas, the programme would be in a position to recognize this phenomenon and to adise onh extensive afforestation or reforestation schemes.

Meeting Name: Commission on Genetic Resources for Food and Agriculture (CGRFA)
Meeting symbol/code: CGRFA-16/17/8
Session: Sess.16

In preparing an investment project, development strategies and project components are defined and revisited during project formulation through a consultative process that often includes Socio-economic and Production Systems Studies. These studies are conducted to develop an appreciation of the situation in which the intended beneficiaries live, and their perceptions of their problems, needs and priorities. The present study was carried out on the socio-economic situation of tribal communities and livelihoods in selected areas in Madhya Pradesh and Bihar in India.