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Developing Phosphorus and Potassium Recommendations for Field Crops
https://ohioline.osu.edu/factsheet/AGF-515
+ (0.05 x CEC))] + (YP x CR) + 20 CL is the critical level (100 ppm at a CEC of 10), STL is the soil test ... test results are based on soil calibration studies that correlate soil test levels to crop yield ... crop (buildup stage). Once soil test values reach the critical soil test level, a maintenance approach ...
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Billbugs in Turfgrass
https://ohioline.osu.edu/factsheet/HYG-2502-12
(tug-test). If the stalks break off easily at ground level and the stems are hollowed out and packed with ... damage. If a lawn or neighborhood was damaged in a previous year, it is at high risk of repeating the ... should occur between 280 and 352 DD 50 and the 30% first activity (the time that the last surface ...
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Guidelines for Applying Liquid Animal Manure to Cropland with Subsurface and Surface Drains
https://ohioline.osu.edu/factsheet/ANR-21
crumbs on surface in some places. 27,000 gallons/acre 25–50% or Less Soil Moisture Amount to Reach AWC ... 30,000 gallons/acre Somewhat pliable; balls under pressure. 20,000 gallons/acre 50–75% Soil Moisture ... moisture levels that are near or exceeding the soil water holding capacity. The addition of liquid manure ...
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Using the Tree Measuring Stick
https://ohioline.osu.edu/factsheet/F-62
defects, use your judgment in making deductions that reduce the volume between 10 and 50 percent. ... between your eye and stick to be sure it is 25 inches (Figure 2b). The “Diameter of Log” scale on the top ... unusable. Deductions should be made for estimated loss due to these defects. Trees that are over 50 percent ...
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Controlling Non-Native Invasive Plants in Ohio Forests: Ailanthus
https://ohioline.osu.edu/factsheet/f-65
shallow soils of varying pH, and is highly tolerant of poor air quality. Identification Ailanthus trees ... impacts, and a landowner's comfort level with those methods. While not always easy to control, ... to control small to medium sized ailanthus by spraying the circumference of the lower 12–18 inches of ...
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Floriculture Crop Seed Quality and Seed-Handling
https://ohioline.osu.edu/factsheet/HYG-1261
6.40 7.68 8.96 30 4.61 6.14 7.68 9.22 10.75 Take-Home Message Number 1: Use High-quality Seeds and ... germination problems. But having seeds of high germination percentage is no guarantee of a good crop of ... conditions and age of the seeds. Seed laboratories can use different tests to determine seed vigor: Cold ...
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Soil Testing for Ohio Lawns, Landscapes, Fruit Crops, and Vegetable Gardens
https://ohioline.osu.edu/factsheet/hyg-1132
soil test will provide information on soil pH, cation exchange capacity (CEC), lime requirement index ... Natural Resources Soil tests provide more helpful information on soils than any other resource. It is an ... vegetable gardens and fruit crops. Soil test results pinpoint plant nutrient needs and soil test lab ...
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Milk Prices, Costs of Nutrients, Margins, and Comparison of Feedstuffs Prices
$16.35/cwt, respectively. Class III milk closing price for April was $15.50/cwt, with protein and butterfat ... Cow-Jones Index was used for average US cows weighing 1500 lb and producing milk with 3.9% fat and 3.2% ...
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Forage as Vegetative Cover for Utility-Scale Solar in Ohio
https://ohioline.osu.edu/factsheet/cdfs-4106
soil temperatures reach 45–50 degrees Fahrenheit, typically during April and May in Ohio. Cool-season ... Barker, and Tilmon 2017). Complete all soil tests and adjustments prior to seed selection and planting. ... growing season. Soil tests should be taken every three years and fertilizer applications should be ...
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Dairy Sustainability Part 2: Methane Mitigating Feed Additives
States as of this writing. With over 30 feeding studies, 3-NOP has a rigorous and highly consistent body ... Summary of methane reduction potential and level of confidence in various feed additives. 1 Name Methane ... Reduction Potential Confidence in Efficacy 2 Monensin Low 5 Essential oils Low 2 3-NOP Very High ...