In view of the continuing increase in cost and scarcity of mineral fertilizers resulting from the use of high-cost fossil energy, there is renewed interest in organic recycling and biological nitrogen-fixation to improve soil fertility and productivity. The workshop in Alexandria recommended the further promotion of research, development, application and dissemination of information available on various aspects of biological nitrogen-fixation, including symbiotic systems of rhizobia/legume and Azolla/blue-green algae, and free-living nitrogen-fixing bacteria and blue-green algae.
Résultats de la recherche
Showing items 1 through 9 of 4.-
Library ResourceArticles et Livresdécembre, 1982Égypte, Nigéria, Iraq, Australie, Ghana, Congo, Sierra Leone, Cameroun, Nouvelle-Zélande, Rwanda, Philippines, Afrique du Sud, Viet Nam, Japon, Madagascar, République-Unie de Tanzanie, Inde, Roumanie, Brésil, Cuba
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Library ResourceLégislation et politiquesaoût, 1982République-Unie de Tanzanie
An Act to make better provisions for, and to consolidate laws relating to, local government, to repeal the Local Government Ordinance, to repeal certain other written laws and to provide for other matters connected with or incidental to the organization of local government in Mainland Tanzania.
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Library ResourceLégislation et politiquesaoût, 1982République-Unie de Tanzanie
An Act to make provision for sources of revenue and the management of funds and resources of local government authorities and for other matters connected or incidental to securing the proper collection and sound management of Finances in the local government system.
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Library ResourceLégislation et politiquesaoût, 1982République-Unie de Tanzanie
An Act to establish the Local Government Service Commission, and to make provisions relating to service in local government authorities and to other matters connected with or incidental to the service.
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