Author Details

Darmawan, Darmawan

  • Vol 8, No 2 (2009) - ORIGINAL PAPERS
    THE INFLUENCE OF SLOW RELEASE FERTILIZER UREA-ZEOLITE-HUMIC ACID (UZA) TO PADDYS PRODUCTIVITY VARIETY CIHERANG
    Abstract  PDF
  • Vol 8, No 2 (2009) - ORIGINAL PAPERS
    THE PATTERN OF NITROGEN RELEASE FROM SLOW RELEASE FERTILIZER UREA-ZEOLITEHUMIC ACID
    Abstract  PDF