Chloropid Gout Fly, and feed in the stems of cereals. Disk wheat stubble after harvest. thiamethoxam Chlorops Adult flies are generally colored Delay winter wheat planting until after first imidacloprid pumilionis Meromizid fly, with yellow, green and black freeze. Meromyza stripes. nigriventris Wheat bulb fly, (Hylemya) Delia Damage is caused by maggots coarctata Black wheat fly, feeding in portions of the stem, Phorbia securis Frit Flies, which cuts off nutrient flow and Oscinella frit, Oscinella the grain heads turn a whitish pusilla Yellow Cereal Fly or Grass Fly, color. Oromyza florum Buckwheat fly, Wachtiella persicariae Leaf miners: These miners are the larvae of Several parasitic wasps attack the rice No treatment threshold found. Smaller Rice Leaf Miner, grey shore flies, about 6mm long. leafminer. Normally a combination of They emerge in Ukraine during parasites, predators, and high temperatures malathion Hydrellia griseola Leaf miner on buckwheat, April and lay eggs on the cause leafminer populations to drop rapidly. undersides of leaves. Eggs are laid Level the field as accurately as possible. Dаsуnеurа sрp singly on leaves. Each female lays Monitor for leafminers weekly to determine the 50-100 eggs. Hatching takes 3-5 need to treat. days. On hatching the maggots immedately bore into the leaf and mine the leaf, eventually creating a large white patch between leaf surfaces, often killing large parts of the leaf, reducing photosynthesis. Larvae mature in 7-10 days, and pupate in the leaf mine. The adult fly emerges in 2-4 weeks and repeats the cycle, creating several generations per season. Smuts and Bunts: Infections from these externally Use certified smut-free seed. No treatment threshold found. Common bunt (Stinking smut, and internally seed-borne fungi Hot water treatment can eliminate smut fungi Bunt smut, Covered smut): occur first, asymptomatically, from contaminated seed, but it must be used carboxin Tilletia
Chloropid Gout Fly, Chlorops pumilionis Meromizid fly, Meromyza nigriventris Wheat bulb fly, Delia (Hylemya) coarctata Black wheat fly, Phorbia securis Frit Flies, Oscinella frit, Oscinella pusilla Yellow Cereal Fly or Grass Fly, Oromyza florum Buckwheat fly, Wachtiella persicariae and feed in the stems of cereals. Adult flies are generally colored with yellow, green and black stripes. Damage is caused by maggots feeding in portions of the stem, which cuts off nutrient flow and the grain heads turn a whitish color. Disk wheat stubble after harvest. Delay winter wheat planting until after first freeze. thiamethoxam imidacloprid Leaf miners: Smaller Rice Leaf Miner, Hydrellia griseola Leaf miner on buckwheat, Dаsуnеurа sрp These miners are the larvae of grey shore flies, about 6mm long. They emerge in Ukraine during April and lay eggs on the undersides of leaves. Eggs are laid singly on leaves. Each female lays 50-100 eggs. Hatching takes 3-5 days. On hatching the maggots immedately bore into the leaf and mine the leaf, eventually creating a large white patch between leaf surfaces, often killing large parts of the leaf, reducing photosynthesis. Larvae mature in 7-10 days, and pupate in the leaf mine. The adult fly emerges in 2-4 weeks and repeats the cycle, creating several generations per season. Several parasitic wasps attack the rice leafminer. Normally a combination of parasites, predators, and high temperatures cause leafminer populations to drop rapidly. Level the field as accurately as possible. Monitor for leafminers weekly to determine the need to treat. No treatment threshold found. malathion Smuts and Bunts: Common bunt (Stinking smut, Bunt smut, Covered smut): Tilletia Infections from these externally and internally seed-borne fungi occur first, asymptomatically, Use certified smut-free seed. Hot water treatment can eliminate smut fungi from contaminated seed, but it must be used No treatment threshold found. carboxin