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A Guide to Corn Growth and Development
https://ohioline.osu.edu/factsheet/anr-0148
maturity). Vegetative and reproductive stages of development are determined when 50% or more of the plants ... coleoptile emerges through the soil surface (Figure 2). The root system consists of the radicle (with branch ... roots) and seminal roots. The number of calendar days between planting and emergence varies and is ...
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Biogas Cleaning and Upgrading Technologies
https://ohioline.osu.edu/factsheet/AEX-653.1-14
problems. High concentration of O₂ is explosive. H₂S is corrosive to steel in reactors and engines when ... than 3%, 112 mg/m³ and 4 ppm, respectively [3]. Most bio-CNG practices require purified biogas to have ... ppm, 4 ppm and 1 ppm of CO₂, H₂S and H₂O, respectively, to prevent dry ice formation and corrosion [4]. ...
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Statistics and Agricultural Research
https://ohioline.osu.edu/factsheet/anr-40
between the two treatments may have occurred by chance alone. Scenario 2: At harvest the yield levels of ... level differences, insect pressure, disease pressure, natural variation in soil productivity, etc.). ... at two different scenarios based on the harvest information. Scenario 1: At harvest the yield levels ...
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Converting between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values
https://ohioline.osu.edu/factsheet/anr-75
Bray P. When only soil test values in the agronomic range were considered (less than 50 ppm Bray P), ... relationships between Mehlich-3, Bray P, and Ammonium Acetate soil test extractants in the Tri-State Region. ... 3–1170 ppm, and Mehlich-3 K values ranged from 25–899 ppm. We examined relationships with all soil test ...
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CFAES soil science experts advancing Ohio’s farm taxation through CAUV
At the heart of Ohio’s agricultural valuation lies a list of soil types, a key factor in ... crops: soybeans, corn, and wheat. Professor Brian Slater, a CFAES soil science expert, explains that the ... formula involves yield tables for each soil type. The yield tables were established in 1984. Current crop ...
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COVID-19 and Deer Hunting Pathogen Safety
https://ohioline.osu.edu/factsheet/1027
sites showed both SARS-CoV-2 RNA (Hale et al. 2022), and between 6–40% of the deer had antibodies to the ... hunters should be aware of the possible risk of white-tailed deer COVID-19 transmission to humans. ... reduce your risk of coming into contact with pathogens transmitted through respiratory droplets. ...
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Cool-Season Turfgrasses for Sports Fields and Recreational Areas
https://ohioline.osu.edu/factsheet/str-1
requires moist, well-drained soil to develop into a high quality turfgrass. A medium-to-high level of ... soils of medium-to-high fertility. Diseases that frequently occur on PRG include: Red Thread ... moderate winter dormancy and stress resistance Mid-Atlantic Medium-high density, deep roots and rhizomes, ...
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Study suggests hepatitis E may be a sexually transmitted infection
https://cfaes.osu.edu/news/articles/study-suggests-hepatitis-e-may-be-sexually-transmitted-infection
infection and human infertility suggests this could be the case. “In between 20 and 50% of documented male ... understanding the association between hepatitis E virus and the sperm head more mechanistically, and using ... say that these changes directly translate into fertility problems, though the link between HEV ...
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New online database a "FRST" in fertilizer knowledge sharing
https://cfaes.osu.edu/news/articles/new-online-database-frst-in-fertilizer-knowledge-sharing
science-based interpretation of soil test phosphorus and potassium values for crop fertilization from across the ... developed in response to the pressing need to harmonize soil testing across state boundaries. It represents ... an improvement in our ability to evaluate soil test correlation.” In addition to Rakkar and Deiss, ...
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Ohio State receives $4.9 million to train climate-ready workforce along Lake Erie shoreline
Lucas, and Cuyahoga — to train new workers in the areas of stormwater management, risk assessment, ... nutrient loading, toxic algal blooms, reduced ice cover, and fluctuating water levels. “Our goal is to ... also chosen because they are under distress due to high unemployment rates, with the per capita income ...