00589nam a2200145 a 450000100080000000500110000800800410001910000260006024501490008626001220023550000370035765300110039470000200040570000180042520580992018-07-30       2016    bl uuuu     u00u1 u    #d1 aBORTOLETTO-SANTOS, R.  aStudy of controlled release of urea using natural oil-based poly(urethane) coatingsbthe kinetic aspects of urea release.h[electronic resource]  aIn: BRAZIL MRS MEETING - SBPMAT, 15, 2016, Rio de Janeiro. Proceedings... Rio de Janeiro: SBPMat, 2016. p. 965.c2016  aEntrada padronizada: RIBEIRO, C.  aEvento1 aOLIVEIRA, C. R.1 aPOLITO, W. L.