How COVID-19 Impacted Food Systems
The COVID-19 pandemic exposed the fragility of our food supply system. While national-level ...
Plant Populations and Seeding Rates
For fields with very productive soils and exceptionally high yield potential, final stands greater ... planting above recommended rates (unless lodging becomes more severe at higher population levels). Plant ... there may be little benefit from using high plant populations much above 30,000 plants per acre. ...
Producing Wheat in 15-Inch Rows
system (wheatscab.psu.edu) to determine whether disease risk is high enough to warrant a fungicide ... following management tips: Choose a variety that is high yielding and resistant to major diseases such as ... oardc.osu.edu/wheattrials / for the Ohio Wheat Performance Test Wide Row Evaluation. Plant wheat as soon as possible ...
Wheat Management for Fall 2020
should be maintained between 30-50 ppm (Mehlich-3 P) for optimum production. If the soil test indicates ... not add any phosphorus if soil test levels are higher than 50 ppm. Soil potassium should be maintained ... phosphorus and potassium needs. Wheat requires more phosphorus than corn or soybean, and soil test levels ...
a high partial resistance rating to address that problem. The selection of medium or small seed when ... varieties is tested for yield over a range of environments, their rank order commonly changes, which ... and lodging are problems, then select varieties that are medium to short in height with good ...
General Plant Pathology Lab
test, fill out soil sample forms) Microscopes and Their Use in Diseases Diagnostics: Use hand lenses and ... stem rust of wheat and Cedar-apple rust Nematodes Extraction and observation of soil-borne plant ...
Estimated and Soil Test Methods to Determine Supplemental N need after Flooding
than 10 pounds of N for every 2 ppm reduction in soil sample N below the expected levels listed in ... understanding of loss mechanisms and other estimates of loss or soil tests may help decide on 2022 management in ... between 55 to 65 degrees Fahrenheit, approximately 2 to 3% of soil nitrate is lost per day under saturated ...
Use of a Brown Mid-Rib Sorghum x Sudangrass Hybrid in a Small Ruminant Parasite Control Program
Critical levels of soil phosphorus and potassium are 15 ppm and 100 to 120 ppm respectively. Similar to ... are between 60 and 65°F. At these soil temperatures, the seed will germinate quickly and a dense ... stand will be established. Although sorghum x sudangrass will tolerate soil pH levels of 6.0 and lower, ...
Calculating Cation Exchange Capacity, Base Saturation, and Calcium Saturation
example of typical soil test levels in Ohio (in ppm). We can calculate the collective charge each cation ... by the soil test levels. For calcium, a soil test level of 2000 ppm, divided by 200 equals 10.0 ... (ppm) to meq/100 g soil for base and acid cations to determine CEC. Base Cation Soil test level (ppm ...
Battle for the Belt: Episode 2
states, including Ohio (Figure 1). For Ohio, between April 17 to May 15, there has been an average ... reduction of 0.12 suitable field days per year between 1995 and 2020. Since 1995, an average of 15 suitable ... days for fieldwork were observed between April 17 to May 15 in Ohio. With the Battle for the Belt ...