Efficiency of uptake and utilization of N from mineral and organic sources by potato crop Artigo de Conferência uri icon

resumo

  • This work study the relationship among N applied, N uptake and tubers yield. Several indices related to N use efficiency were also estimated and its economical aspects considered.

autores

  • Rodrigues, M.A.
  • Coutinho, J.A.P.

data de publicação

  • janeiro 1, 1996