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  • MIRCENS: Catalytic tools in agricultural training and development 

    S. O, Keya; J, Freire; E. J, DaSilva (Department of Soil Science, 1986)
    A global network of Microbiological Resources Centres (MIRCENs) , set up by Unesco, includes five centres concerned with biological nitrogen fixation. These centres are Kenya, Brazil, the United States and Senegal-train ...