Garay, Ernesto, and Alfredo Rueda. “Agro-Economic Comparison of Two Systems of Management of <i>Plutella xylostella< I> (L.) in Cabbage in Esteli, Nicaragua”. Ceiba, vol. 48, no. 1-2, June 2011, pp. 83-87, doi:10.5377/ceiba.v48i1-2.438.