Dans ce document nous avons traité des engrais et de la fertilité des sols en partant de la description des sols pour passer ensuite aux travaux expérimentaux et à la vente d’engrais aux agriculteurs. Etant donné, l’étendue du sujet, nous avons dû résumer considérablement et nous limiter à l’essentiel dans chaque section.
Auteurs et éditeurs
Established by the Economic and Social Council (ECOSOC) of the United Nations (UN) in 1958 as one of the UN's five regional commissions, ECA's mandate is to promote the economic and social development of its member States, foster intra-regional integration, and promote international cooperation for Africa's development.
Made up of 54 member States, and playing a dual role as a regional arm of the UN and as a key component of the African institutional landscape, ECA is well positioned to make unique contributions to address the Continent’s development challenges.
The United Nations Economic and Social Council (ECOSOC; French: Conseil économique et social des Nations unies, CESNU) is one of the six principal organs of the United Nations, responsible for coordinating the economic and social fields of the organisation, specifically in regards to the 15 specialised agencies, the eight functional commissions and the five regional commissions under its jurisdiction.
Established by the Economic and Social Council (ECOSOC) of the United Nations (UN) in 1958 as one of the UN's five regional commissions, ECA's mandate is to promote the economic and social development of its member States, foster intra-regional integration, and promote international cooperation for Africa's development.
Made up of 54 member States, and playing a dual role as a regional arm of the UN and as a key component of the African institutional landscape, ECA is well positioned to make unique contributions to address the Continent’s development challenges.
Fournisseur de données
Established by the Economic and Social Council (ECOSOC) of the United Nations (UN) in 1958 as one of the UN's five regional commissions, ECA's mandate is to promote the economic and social development of its member States, foster intra-regional integration, and promote international cooperation for Africa's development.
Made up of 54 member States, and playing a dual role as a regional arm of the UN and as a key component of the African institutional landscape, ECA is well positioned to make unique contributions to address the Continent’s development challenges.