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  1. Soil Terminology and Definitions

    https://ohioline.osu.edu/factsheet/SAG-19

    of soil antecedent biological activity. A high BR generally indicates higher soil microbial activity, ... accumulation in the soil. This index can be used as an early and sensitive indicator of carbon or soil organic ... and macropores leading to soil compaction and decreased soil organic matter levels. Soil compaction ...

  2. Physical Properties of Granular Fertilizers and Impact on Spreading

    https://ohioline.osu.edu/factsheet/fabe-5501

    equates to a SGN = 150. Using sieves, once can interpret a SGN of 150 as 50% of particles were retained on ... increases, leading to high risk of product segregation during spreading. Table 1 provides the following SGN ... percentile level, respectively, for a sample     d 50  = the median diameter for a sample UI (uniformity ...

  3. Crop Nutrition Apps

    https://ohioline.osu.edu/factsheet/fabe-55202

    highly accurate in predicting plant biomass. By utilizing biomass produced per day, yield levels of ... Fast and accurate soil test tool. Lab results come in 5–7 days, aerial imagery of your field, test as ... and controller files.  * Pay to have soil tests sent to Midwest Laboratories. Cost: Free Account ...

  4. Using Cover Crops to Improve Soil and Water Quality

    https://ohioline.osu.edu/factsheet/anr-57

    by reducing soil aggregate breakdown. By slowing down wind speeds at ground level and decreasing the ... N uptake with grasses. Legumes accumulate N longer in the spring but with high soil N, legume N fixation ... these changes if soil compaction is high and soil quality is low. Soil Temperature Living cover crops ...

  5. Manure and Compost: Nitrogen Availability in Organic Production

    https://ohioline.osu.edu/factsheet/anr-34

    prevent excessive soil nutrient levels. Volatilization Losses Immediate incorporation or injection of ... Incorporation Bare Soil 40 50 75 90 No Incorporation Standing Crop 20 25 40 50 1 day Bare Soil 10 15 25 50 2 day ... Manure and compost nitrogen content and availability can vary greatly between species of animals that ...

  6. Tips for Calibrating Grain Yield Monitors—Maximizing Value of Your Yield Data

    https://ohioline.osu.edu/factsheet/anr-8

    differences in moisture content; a two to three point swing in test weight between varieties. Again, having ... calibration curves for high and low moisture or high and low test weight will help collect quality data. Of ... level file directory named for the date it was created… 141119M7.cn1\... CLAAS CEBIS Quantimeter.dat ...

  7. Growing Peaches and Nectarines in the Home Landscape

    https://ohioline.osu.edu/factsheet/hyg-1406

    compost. Take a soil sample, have the soil tested by your local Extension office, and add the recommended ... considered as substitutes for peaches. Genetically, the only difference between peaches and nectarines is the ... yellow or white-fleshed.   Selecting Peaches and Nectarines for Consumption High quality peaches and ...

  8. Using °Brix as an Indicator of Vegetable Quality: Linking Measured Values to Crop Management

    https://ohioline.osu.edu/factsheet/HYG-1651

    often significant and immediate impacts on vegetable °Brix levels. In contrast, soil and crop nutrient ... timing or soil moisture levels also affect °Brix but in ways that may complicate management decisions. ... Production factors such as temperature and light levels and soil moisture and fertility status influence crop ...

  9. Sanitation and Phytosanitation (SPS)

    https://ohioline.osu.edu/factsheet/plpath-gen-10

    the territory of the member from risks arising from the entry, establishment or spread of pests, ... health within the territory of the member from risks arising from additives, contaminants, toxins or ... of the member from risks arising from pathogens carried by animals, plants or products thereof, or ...

  10. Reducing 2,4-D and Dicamba Drift Risk to Fruits, Vegetables and Landscape Plants

    https://ohioline.osu.edu/factsheet/hyg-6105

    The main reason is that proliferation of weed species with high levels of resistance to the most ... perceived risks may not be as high as many people fear. 2,4-D and dicamba have, after all, been used on ... cure. We encourage open and frank communication between all parties. Spell out the risk. Inform your ...

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