Keywords

These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

OAT

  • Virus. Oat Blue Dwarf, upper Midwest, United States.

OPLISMENUS (Basket-grass)

  • Leaf Spot, Tar. Phyllachora punctum, FL, LA.

OSAGE-ORANGE (Maclura)

  • Blight, Leaf. Sporodesmium maclurae, MO, SC, TX; Botrytis cinerea, OR, gray mold on stems.

  • Damping-Off. Pythium ultimum, NE; Rhizoctonia solani, NE.

  • Leaf Spot. Cercospora maclurae, AL; Ovularia maclurae, AL, LA, TX; Phyllo­sticta maclurae, MO, NJ.

  • Mistletoe. Phorodendron tomentosum, TX; P. serotinum (flavescens), TX.

  • Rot, Root. Phymatotrichum omnivorum, TX.

  • Rust. Cerotelium fici (II), SC to FL and TX.

  • Wilt. Verticillium sp., CT.