Resultados de la búsqueda

1. Library Resource

   

   Constitution of Antigua and Barbuda 1981

   Constitutición

   Diciembre, 1981

   Antigua y Barbuda

   Gobernanza de la tierra

   derecho agrario

   The constitution was proposed by the legislature of Antigua and Barbuda and was promulgated by Queen Elizabeth II.

2. Library Resource

   

   Constitution of Belize 1981 (rev. 2011)

   Constitutición

   Diciembre, 1981

   Belice

   Gobernanza de la tierra

   derecho agrario

   The Belize National Assembly passed the constitution following independence from the UK.

3. Library Resource

   

   Constitution of Palau 1981 (rev. 1992)

   Constitutición

   Diciembre, 1981

   Palau

   Gobernanza de la tierra

   derecho agrario

   The constitution was adopted by a Constitutional Convention and ratified by 92% of voters in a referendum.

4. Library Resource

   

   A review of the sampling methods used in aerial survey

   Artículos de revistas y libros

   Diciembre, 1981

   Utilización de la tierra

   Reviews procedures for obtaining reliable information on animal populations, other ecological features and land use generally from low-flying aircraft by direct observation or conventional photography, with reference to types of sampling unit, and the relative merits of unstratified systematic and stratified random sampling.

5. Library Resource

   

   An approach to evaluating techniques for vegetation surveys on arid rangelands

   Artículos de revistas y libros

   Diciembre, 1981

   Pastizales, Tierras secas y Pastoreo

   Utilización de la tierra

   Tierras de pastos

   Evaluates the usefulness of direct data collection from low-flying light aircraft for inventory & monitoring animal population & other rangeland features, viz. water bodies, vegetation structure & greenness and human settlements, for planning and management purposes.

6. Library Resource

   

   CIAT in the decade of the eighties: second approximation to the long-term plan: for discussion with representatives from national agricultural research/development institutions in a special seminar to be held at CIAT, 7-9 April, 1981

   Informes e investigaciones

   Diciembre, 1981

   América central, América del Sur

   Utilización de la tierra
7. Library Resource

   

   Dairy development. Report of a workshop

   Artículos de revistas y libros

   Diciembre, 1981

   África, África oriental

   Investigación

   A study on smallholder dairy development in the East African highlands. Looks into the production systems and development constraints and priorities. Discusses genetic factors, nutrition, disease, management, labour, marketing and pricing policies. Summarises research and development experiences.

8. Library Resource

   

   Economic aspects of browse development. The economic viability of browse plantations in tropical Africa. A study following the symposium on browse in Africa

   Artículos de revistas y libros

   Diciembre, 1981

   Pastizales, Tierras secas y Pastoreo

   Tierras de pastos

   Examines economic aspects of browse development, w. data on browse, wood, gum and crop production, international rate of return and cost prices on atriplex and acacia plantations in tropical Africa.

9. Library Resource

   

   Field problems in cassava

   Artículos de revistas y libros

   Diciembre, 1981

   Utilización de la tierra

   Information on some diseases and pests that attack cassava, as well as the symptoms induced by nutritional deficiencies and toxicities and damage resulting from the misuse of herbicides are given in this manual. Specific and general recommendations regarding the control of the described problems are included. Disease control on a commercial scale is discussed. Formulae suggested for stake treatment before planting and storage and a key for identifying some cassava diseases are annexed. Color photos on symtomatology are included. (AS)

10. Library Resource

    

    ILCA Botswana. A record of origin and activities, 1977-1981

    Informes e investigaciones

    Diciembre, 1981

    Botswana, África, África austral

    Utilización de la tierra

    Investigación

    Records the history of ILCA's involvement in Botswana between 1977 & 1981, w. emphasis on the monitoring of the operational aspects of the Tribal Grazing Land Policy, particularly regarding the implementation of the Second Livestock Development Project, and the monitoring of range, livestock performance, ranch economics, socio-economic activities and the operations of the Nojane ranches; reviews other ILCA activities, particularly research collaboration w. scientists of the Animal Production Research Unit (APRU).