Dothistroma Needle Blight Quiz Dothistroma Needle Blight 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: Dothistroma Needle Blight Fact Sheet.Email(Required) 1) Dothistroma needle blight is a disease specific to Austrian pines.(Required) true false 2) Typical signs and symptoms associated with Dothistroma needle blight on older trees include(Required) uniform needle yellowing needle tip browning branch dieback dead needles of uneven lengths oozing sap small black masses erupting from discolored needles none of the above 3) Dothistroma needle blight can kill pine seedlings.(Required) true false 4) Dothistroma needle blight is caused by a(Required) bacterium fungus water mold phytoplasma nematode virus none of the above 5) The Dothistroma needle blight pathogen only infects needles in the spring as they first emerge.(Required) true false 6) Infection by the Dothistroma needle blight pathogen is favored by wet weather.(Required) true false 7) Strategies that can successfully help you manage Dothistroma needle blight include(Required) pruning out affected branches using less susceptible tree species using appropriate curative fungicides using appropriate preventative fungicides mulching properly watering during droughty periods removing and disposing of fallen needles none of the above Δ
