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Fertilization
https://agcrops.osu.edu/node/4389
nutrients have been adapted from this publication. Nitrogen (N) Nitrogen rates are based on yield ... by the following equation: 40 + [1.75 x (yield potential – 50)] For the corresponding rate, part of ... Rate (lb/ac) 60 60 70 75 80 90 90 110 100 130 Yields are generally not affected when the initial spring ...
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Conservation Tillage and Technology Conference
https://agcrops.osu.edu/events/conservation-tillage-and-technology-conference-1
Registration Registration is a flat rate $100. Click below to register online or print a mail-in registration ...
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Battle for the Belt: Which crop should be planted first, corn or soybean?
to delayed planting. For soybean, varying seeding rates between 100,000 seeds/Ac and 210,000 ...
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Drones for Spraying Pesticides
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-05/drones-spraying-pesticides
Operating Characteristics of Multi-rotor Spray Drones The application rate of spray drones in row crops is ... usually 1.5 to 2 gallons per acre. The rate depends on many factors, but is mainly a function of the spray ... the flow rate (volume sprayed per minute). For example, a 5-gallon tank may take 2–3 minutes to empty. ...
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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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Reminder: Conservation Tillage & Technology Conference March 14-15 in Ada
a flat rate of $100 (after March 1, registration is $150). This registration is available online at ...
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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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Replanting
https://agcrops.osu.edu/node/4338
the recommended seeding rate for the date on which replanting could be accomplished (see Table 5-4). ... percent of the recommended seeding rate for the date on which replanting could be accomplished. For ... row. The date is June 10 and a replanting can be made on June 15 when the recommended seeding rate for ...
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Growing Degree Day (GDD) Maturity Rating System
https://agcrops.osu.edu/node/4413
The GDD maturity rating system is based on heat units. It is more accurate in determining hybrid ... rates of corn do not increase above 86 degrees Fahrenheit. Growth at the low temperature cutoff (50 ... system has several shortcomings. GDD ratings of hybrids with similar days to maturity ratings don’t ...
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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 ...