Diseases

  • Leaf blight – Helminthosporium maydis
  • Head smut – Sphacelotheca reiliana
  • Charcoal rot – Macrophomina phaseolina
  • Downy mildew / Crazy top – Peronosclerospora philippinensis
Pests

  • Maize shootfly – Atherigona orientalis
  • Stem borer – Chilo partellus
  • Pink stem borer – Sesamia inferens
  • Shoot bug – Peregrinus maidis
  • Web worm – Cryptoblabes gnidiella