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Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2010 by Universidad Católica de Valparaíso -- Chile
Vol. 13 No. 2, Issue of March 15, 2010
 


Figure 1. Annual growth rates of maize grain yield (kg ha-1) in the United States of America, Argentina and South Africa before and after introducing transgenic maize in 1997, 1998 and 2000, respectively. The growth rates were calculated using data from FAOSTAT on 12 Feb. 2009 (FAO, 2009).


Supported by UNESCO / MIRCEN network