Brown Spot (Septoria Leaf Spot) of Soybean Quiz Brown Spot (Septoria Leaf Spot) of Soybean Quiz Take the Quiz! Get a perfect score! Earn the medallion! Questions may have more than one correct answer. Be sure to select all answers that are correct. If you don't get a perfect score, you can take the quiz again until you do! Please provide your email address to receive your digital medallion. Reference: Brown Spot (Septoria Leaf Spot) of Soybean Fact Sheet.Email(Required) 1) Brown spot causes severe soybean yield losses in Wisconsin.(Required) true false 2) Typical symptoms of brown spot are very small, reddish-brown, circular leaf spots.(Required) true false 3) The brown spot pathogen readily survives in soybean debris.(Required) true false 4) Brown spot is caused by a(Required) bacterium fungus water mold phytoplasma nematode virus none of the above 5) Factors that can predispose soybean plants to brown spot include(Required) excessive soil phosphorus drought stress problems with soybean cyst nematode excessive insect feeding 6) Recommended management techniques for brown spot include(Required) using crop rotation using preventative fungicide treatments optimizing soil fertility using tillage practices that bury soybean debris none of the above Δ
