CropWatch August 23, 2013 - Index of Articles
Sclerotinia stem rot (white mold) is one of several diseases now facing soybean growers.
August 23, 2012
Corn Production
- Effects of Cool Late July/Early August on Corn Yield and Maturity. UNL agronomist Tom Hoegemeyer looks at the various factors that could still affect this year's corn yield.
- Research Update: Winter Cover Crop Soil Nitrate-N Conservation Following Seed Corn Production. Results from three years of research indicate cover crops helped minimize the risk of nitrate leaching and were an attractive grazing resource.
Soybean Production
Setting Yield in Soybean and Avoiding End-of-Season Plant Stress. Soybean researcher Jim Specht discusses how seed size, the final component to soybean yield, will be substantively diminished if soil water is not sufficient for crop transpiration through early September.
- Are Your Soybean Plants Showing Symptoms of Water Stress? One of the first signs is inversion of the terminal leaflet, similar to leaf-rolling in corn, which is evident this week in southeast Nebraska.
- More Reports of Stem and Root Rots of Soybean: Identifying Sclerotinia. Growers are reporting stem and root rots, sudden death syndrome, and in northern Nebraska, white mold.
Insect Management
- Stink Bugs Reported in Nebraska Corn and Soybeans, just when they are particularly sensitive to them. See more on injury indicators and thresholds.
- Soybean Aphid Alert. Populations are increasing in northeast Nebraska and continued scouting is recommended.
Market Journal
- Potential Impacts from Frost in Corn and Disease in Soybean (and More)
Market Journal guests discuss corn yield modeling, soybean diseases, the interaction and growth potential for the state's livestock and grain industries, pasture and range update, and this week's forecast,
Sorghum Production
Wheat Production
- 2013 Fall Seed Guide Now Available. Compare variety trial results for winter wheat, alfalfa, winter barley, and triticale and access contact information for certified seed producers.
Irrigation Management
Scheduling the Last Irrigation. Corn at beginning dent needs 5 inches of water to reach maturity. With warmer days ahead, this guide and the linked tools can help you estimate your crop's water needs.
Forage Production
- Harvest Timing Critical to Silage Success. Tips for how to avoid silage that's too wet or too dry, but is just right.
- Rye, Triticale, or Wheat — Which Best Fits Your Spring Forage Need?
Weather
Pest Management
- Disease Reports by District in Corn and Soybean
- New Bee Advisory Box to be Added to Pesticide Labels. New bee advisories will appear on labels of pesticide products that contain imidacloprid, dinotefuran, clothianidin, and thiamethoxam. Learn more and view a video on steps producers can take to protect these pollinators.
Farm Management
- Narrowing Farm Profit Margins: A Story of Rising Costs and Falling Prices. Since 2003, production costs for irrigated corn and soybean have more than doubled. With an investment of $700 per acre, high profits could quickly turn to high losses if growers don't keep tabs on their costs.
Crop Reports
IANR & Extension News