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Corn Growing Degree Days: A Method of Maturity Rating For Hybrids
https://ohioline.osu.edu/factsheet/agf-101
different scenarios; it provides county-level estimates based on historical GDDs accumulation, planting ... calculated in several ways, the most used method is to subtract 50 degrees Fahrenheit from the mean daily ... temperature. This method of calculating GDD is often called the “86/50 corn system.” This GDD calculation ...
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Soils and Soil Health
https://ohioline.osu.edu/factsheet/anr-0136
nutrients air—2%–50% of soil volume oxygen, carbon dioxide, nitrogen occupies same spaces between soil ... bad, or mid-level soil test results to compare against. The Ohio State University has conducted a vast ... nutrients—aka “potential for productivity” water—2%–50% of soil volume water-holding capacity is directly ...
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Post Soybean, Going to Corn: Use Oats/Radish
https://ohioline.osu.edu/factsheet/anr-85
rate between 30–50 pounds of actual N per acre. Extra nitrogen is needed in the spring to decompose the ... Soil Health Services, Jenera, Ohio This publication is intended to provide a starting point for farmers ... a reputable seed dealer. Note that this means the seed has been cleaned and has a certified lab-tested ...
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Produce Safety and Flooded Fields
https://ohioline.osu.edu/factsheet/anr-27
is considered a high risk to produce safety and quality. There are two types of water events that ... the floodwaters crest and recede. Considered high risk. Pooling: Standing water. Occurs after rain or ... considered high risk to produce safety. The bottom line: Floods adulterate produce. Under FDA guidance, ...
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Sprayers for Effective Pesticide Application in Orchards and Vineyards
https://ohioline.osu.edu/factsheet/fabe-533
environmentally friendly application of pesticides. A much higher-level decision-making process is required when ... the required gallonage (gal/acre) to the nozzles. Ensure that hoses and fittings between the pump and ... characteristics (height, depth, density). The width of the distance between rows of canopy. The size of the area ...
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Growing Giant Pumpkins in the Home Garden
https://ohioline.osu.edu/factsheet/hyg-1646
add organic matter to the soils. Fertilizer and Lime A soil test is recommended in the fall to address ... prior to spring planting. Always apply lime and fertilizers based on soil test recommendations. ... moisture levels. The plastic can be installed when the soil is in good planting condition, any time from ...
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Protecting Pollinators While Using Pesticides
https://ohioline.osu.edu/factsheet/anr-68
the forecast. Do not use in areas where water table is shallow. Table C: Highly Toxic to Bees. Medium ... that feed on the pest. IPM offers options for pest management with the least amount of risk. If further ... important part of an IPM plan, and risks can be minimized by using the product according to the label. In ...
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Global Climate Change: Update 2020
https://ohioline.osu.edu/factsheet/cdfs-203
at between 280 and 300 parts per million (PPM). The data also show that during our present ... episode that is currently ongoing. The duration of these cold periods tends to be between 20 and 40 ... between 10,000 and 20,000 years ago. This temperature data is presented in Figure 3. This graph shows that ...
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Feeding Horses
https://ohioline.osu.edu/factsheet/anr-6
(from forage analysis) 1.07 15.4 0.94 0.41 Pelleted Grain (from feed tag) 1.50 12.0 0.75 0.85 ... we need to substitute grain for hay to raise the energy. 1.50 Mcal/lb DE of grain – 1.07 Mcal/lb DE ... source of sulfur. Excessively high levels of sulfur depress copper absorption. Sulfur is also found in ...
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Understanding Soil Microbes and Nutrient Recycling
https://ohioline.osu.edu/factsheet/SAG-16
and the microbes and soil organisms habitat are destroyed. In a no-till field, high levels of SOM are ... Bacteria 10 8 –10 9 40–500 Actinomycetes 10 7 –10 8 40–500 Fungi 10 5 –10 6 100–1500 Algae 10 4 –10 5 1–50 ... nutrients. Consider the following three scenarios. Soils typically turnover 1 to 3 percent of their nitrogen ...