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Making Replant Decisions
https://agcrops.osu.edu/node/4422
were normal, estimate population by reducing the dropped seed rate by 10 percent. To estimate stand ... to arrive at a replant decision. Let’s assume that a farmer planted on May 9 at a seeding rate ...
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Fertility Recommendations
https://agcrops.osu.edu/node/4423
to get the most efficient use of fertilizer nitrogen. Rates Current nitrogen recommendations for ... to generate nitrogen rate recommendations can be found at the following web address: ... a starter, unless 40 to 60 pounds of nitrogen per acre has been applied preplant. Rates Soil test levels ...
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Hot Topics in Grain Crops Series
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-04/hot-topics-grain-crops-series
nitrogen rates, timing of nitrogen application, and potential benefits of nitrogen nitrification ... research will be presented on nitrogen rates, timing of nitrogen application, starters, and benefits from ... management, planting date, and seeding rates. fertilizer Corn soybeans Small Grains ...
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Harvesting
https://agcrops.osu.edu/node/4425
mid-November, field dry-down rates usually drop to probably no more than 0.5 percent per day. By mid-to late ... November the rate drops to 0.25 percent per day, and after Thanksgiving, drying rates are negligible (Table ... smut Crazy top Dry-down rates can also be estimated in terms of GDDs. Generally it takes 20 to 30 ...
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Late Planting
https://agcrops.osu.edu/node/4336
Late planting reduces the cultural practice options for row spacing, seeding rate, and variety ... maturity. The row spacing for June planting should be no greater than 7.5 inches. Appropriate seeding rates ...
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Tillage
https://agcrops.osu.edu/node/4327
high rates of fertilizer. Use tillage to mitigate compacted soil layers or zones that interfere with ... 20.45 5.4 2.3 4.4 *Cost of tillage operations from Ohio Farm Custom Rates 2016 available at: ... aede.osu.edu/about-us/publications/ohio-farm-custom-rates-2016 **Based on corn, soybean and wheat prices of $3.80, $8.85 and $4.60 per bushel, respectively. ...
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Disease Management
https://agcrops.osu.edu/node/4391
nitrogen at the rate recommended to achieve the yield goal. Excessive nitrogen increases the severity of ... the absence of diseases (for plant health), at green-up or at half-rates do not provide consistent ...
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How Climate Affects Corn Production
https://agcrops.osu.edu/node/4407
time of frost and slow drying rates following premature death. High temperature stress during ear ... under flooded conditions. Table 4-1: Water Use Rates for Corn at Different Growth Stages. Growth ... Water Use Rate, Stage Inches/Day Prior to 12-leaf stage < 0.20 12- leaf 0.24 Early tassel 0.28 ...
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Corn Growth and Development
https://agcrops.osu.edu/node/4409
of Planting Days to Maturity Rating System Seeding Depth Growing Degree Day (GDD) Maturity Rating ... System Row Width Yield Potential and Stability Plant Populations and Seeding Rates Stalk Quality and ...
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Date of Planting
https://agcrops.osu.edu/node/4418
nitrogen rates for late-planted corn were not consistently lower than early-planted corn. Significantly ... the last week of May. Hybrids planted in late May or early June mature at a faster thermal rate ... GDDs. A hybrid rated at 2,800 GDDs with normal planting dates (such as late April or early May) may ...