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    • Phosphorous balance on Costa Rican dairy farms 

      Elizondo Salazar, Jorge Alberto; Jiménez Castro, José Pablo (2014-07-04)
      The objective was to quantify P use in 11 dairy farms located in the provinces of San Jose, Cartago and Alajuela. Data such as feed purchases, milk sales, purchase and removal of animals between January and December 2010 ...