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Russian knapweed (Rhaponticum repens)
https://pested.osu.edu/node/419
allelopathic. The problem is…Russian knapweed persists in cultivated fields when established and produces deep ...
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Grapevines, uncultivated & in groups > 100 (Vitus spp.)
https://pested.osu.edu/node/400
if they are growing in groups of 100 or more and are not maintained (pruned, sprayed, or cultivated ...
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Shatter cane (Sorghum bicolor)
https://pested.osu.edu/node/412
in height. Life cycle: Summer annual Habitat: Cultivated fields – especially cereal crops. Leaf: ...
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Russian thistle (Salsola Kali var. tenuifolia)
https://pested.osu.edu/node/411
Cultivated, fields, roadsides, railroad right-of ways, pastures, waste areas, irrigated areas, river bottoms, ...
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Canada Thistle (Cirsum arvense)
https://pested.osu.edu/node/397
aggressively. Hand-pulling and cultivation are often ineffective control mechanisms because new plants sprout ...
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More 2024 News
https://senr.osu.edu/about-us/news/more-2024-news
April How did Columbus zoo animals react to eclipse? Researchers observed chirps, trumpets, naps- The Columbus Dispatch Elephants, ostriches had biggest reactions to eclipse at the Columbus Zoo- 10WBNS March February INTERNATIONAL INITIATIVE ENABLES ST ...
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Alumni Career Spotlight: Michael Keeler
https://senr.osu.edu/node/11338
Michael Keeler Natural Resource Management '20 Founder and Principal, Ohio Native Concepts, ...
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Giant Hogweed (Heracleum mantegazzianum)
https://pested.osu.edu/node/399
growing 15'-20' in height in large clusters. Sap may cause servere skin irritation. Life cycle: ... blisters usually appear 15 to 20 hours after contact with the sap and sunlight. ...
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Hairy white top or ballcress (Lepidium appelianum)
https://pested.osu.edu/node/421
lobes clasping the stem Flower: Clustered white flowers in racemes made up of 20-30 flowers. The flowers ...
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FIRST-TIME Fertilizer Certification Webinar- 3 HOUR
https://pested.osu.edu/events/first-time-fertilizer-certification-webinar-3-hour
March 28, 2024 8:30 am- 12:30 pm Registration Deadline: March 22, 2024 Cost: $35 This 3-hour training is ... Certified Applicators/Regulations Jocelyn Birt Water Quality Extension Associate 9:20 Water Quality Impacts ... Agronomic Systems 11:20 Nitrogen Recommendations to Maximize Economic Potential and Limit Edge of Field ...