Soils and Soil Health
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 ...
Developing Phosphorus and Potassium Recommendations for Field Crops
determined using field studies to correlate soil test levels to crop yield response. Ohio data was used to ... This framework strives to build soil test levels up to and beyond a critical level, and then maintain ... these levels over time. The critical level is a key component to this framework. Soil test levels above ...
Understanding How Soil Test Phosphorus Impacts Water Quality
Soil test P is one indicator of environmental P loss potential from a field. STP values above 100 ppm ... Tests as Risk Indicators for Leaching of Dissolved Phosphorus from Agricultural Soils in Ontario. Soil ... called eutrophication, results in depleted dissolved oxygen in water bodies. A soil test for P (STP) ...
Bumble Bee Pollination in Tomato Greenhouses
Tomatoes growing directly in the soil under high-tunnel protection with the side panels rolled up to allow ... tomato growers are choosing the option of cultivating plants in either a greenhouse or high-tunnel (hoop ... (Heuvelink, 2018). Both high-tunnel and greenhouse tomato growers use bumble bees for their pollination ...
Do Not Let Your Dairy Cows Strike Out this Summer
play baseball, but they do work hard and expend a lot of energy producing high quality, nutritious ... per minute. Average respirations above 40 to 50 are evident of heat stress. Respirations above 60 ... stress is a product of both temperature and humidity. The midwest has high humidity many days, thus fans ...
Milk Price Modernization Proposals
pay producer premiums for high-quality milk. Class I Mover Change The Class I mover would return to ... be a better way to calculate Class I milk price and allow for better risk management, but this has ... not been the case. The current average calculation allows for simpler risk management as producers and ...
Nutrient Management of Forage Crops Intended for Hay
is to maintain soil test P and K between the “critical level” (minimum) and “maintenance limit” ... level before planting. The estimated amount of P 2 O 5 required to raise a soil test 1 PPM is 20 pounds ... For example, if a soil test is 100 PPM and the goal is to increase the soil test to a critical level ...
Garden Pests with The Ohio State University Extension Office
gardens from pests, and which wildlife we might want around. Can you tell the difference between a bad bug ...
Milk Prices, Costs of Nutrients, Margins, and Comparison of Feedstuffs Prices
Cow-Jones Index was used for average US cows weighing 1500 lb and producing milk with 3.9% fat and 3.2% ...
Employee Training Resources for Animal Care in the Dairy Industry
level of manual labor that was needed 30 years ago. While we could speculate how much manual labor on ...