WebAt Planting: The following granular and liquid insecticides are labeled for at planting use on field corn. When allowable on the label, the best seed corn maggot control will be achieved when they are applied in-furrow. Liquid Insecticides include beta cyfluthrin (Baythroid … WebCorn hybrids with one or more Bt genes (Bt corn) are resistant to some important pests. Bt corn hybrids are a highly effective and economical alternative to conventional insecticide treatments, if targeted pest activity is at economically significant levels. New technology allows us to improve crop varieties by adding genes from other species.
Agronomic Crop Pests and Diseases Penn State Extension
Web17 hours ago · The current 6-10 day and 8-14 day forecasts predict near-normal chances of precipitation through April 26. Rainfall totals for the past 7 days as of April 12. Precipitation forecast for April 13-20. The 6-10 day (Apr 18-22, top) and 8-14 day (Apr 20-26, bottom) outlooks for temperature (left) and precipitation (right). WebScouting Corn. Seedling Corn: Check twice weekly for cutworms, seedcorn maggots, armyworms, white grubs and other pests of seedling corn. Walk in a zigzag pattern through the field, checking at least 10 places in the field. Count the number of damaged plants in 10 feet of row. Check at least 100 plants. booty quake thrust
IPM Threshold Guide for Agronomic Field Crops
WebThe insects have been color-coded according to severity. Pests with the highest potential for crop damage appear at the top of the calendar within the Red bar, while the pests … Web8 rows · 2 days ago · Introduction. Cutworms are sporadic but serious early-season pests of corn in the United States. ... WebSeedcorn maggot (Delia platura) larvae feed on germinating seeds or seedlings of corn and soybean (Photo 1). Feeding can delay development or kill the plant. Plant injury is especially prevalent during cool and wet springs when plants are growing slowly. Infestations tend to be field-wide instead of in patches like for many other pests. To confirm seedcorn … booty pump meaning