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Knox County Agronomy Field Day
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-30/knox-county-agronomy-field-day
Road)Hosts: The Coe Family and Scott McCann Noon: Grain Bin Rescue and Farm Safety ...
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Don’t Forget About Alfalfa and Weevils While Planting
needed to detect the early 1st and 2nd instar larvae. The height of the alfalfa should also be recorded ... and the height of the alfalfa. The detection of one or more large larvae per stem on alfalfa that is ... 12 inches or less in height indicates a need for rescue treatment. Where alfalfa is between 12 and 16 ...
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Alfalfa Weevil: An early-season pest
https://agcrops.osu.edu/newsletter/corn-newsletter/2017-09/alfalfa-weevil-early-season-pest
inspection of the stem tips may be needed to detect the early 1st and 2nd instar larvae. The height of the ... stem, the size of the larvae and the height of the alfalfa. The detection of one or more large larvae ... per stem on alfalfa that is 12 inches or less in height indicates a need for rescue treatment. When ...
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When to begin Alfalfa Weevil Scouting
https://agcrops.osu.edu/newsletter/corn-newsletter/2018-09/when-begin-alfalfa-weevil-scouting
stem tips may be needed to detect the early 1st and 2nd instar larvae. The height of the alfalfa should ... of the larvae and the height of the alfalfa. The detection of one or more large larvae per stem on ... alfalfa that is 12 inches or less in height indicates a need for rescue treatment. Where alfalfa is ...
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Alfalfa Weevil Update – Believe it or Not, Heat Units are Happening
detect the early 1st and 2nd instar larvae. Also record the overall height of the alfalfa. The treatment ... threshold is based on the number of larvae per stem, the size of the larvae and the height of the alfalfa ... according to the following table. When alfalfa is around 12-16 inches in height, growers can consider an ...
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Alfalfa Weevil
https://agcrops.osu.edu/newsletter/corn-newsletter/2019-13/alfalfa-weevil
instar larvae. Also record the overall height of the alfalfa. The treatment threshold is based on the ... number of larvae per stem, the size of the larvae and the height of the alfalfa according to the ... following table. When alfalfa is around 12-16 inches in height, growers should consider an early harvest ...
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Spring Insect Concerns Already?
https://agcrops.osu.edu/newsletter/corn-newsletter/2014-10/spring-insect-concerns-already
the early 1st and 2nd instar larvae. The height of the alfalfa should also be recorded at this time. ... Economic threshold is based on the number of larvae per stem, the size of the larvae and the height of the ... alfalfa. The detection of one or more large larvae per stem on alfalfa that is 12 inches or less in height ...
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Alfalfa Weevil: Ready, Set, Scout!
https://agcrops.osu.edu/newsletter/corn-newsletter/2022-12/alfalfa-weevil-ready-set-scout
needed to detect the early 1st and 2nd instar larvae. Also record the overall height of the alfalfa. The ... treatment threshold is based on the number of larvae per stem, the size of the larvae and the height of the ... alfalfa according to the following table. When alfalfa is around 12-16 inches in height, growers can ...
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Time to Start Scouting for Potato Leafhoppers in Alfalfa
number of leafhoppers in a 10-sweep set is equal to or greater than the height of the alfalfa. For ... ://forages.osu.edu/video/scouting-potato-leafhopper-alfalfa?width=657px&height=460px&inline=true#colorbox-inline-51399545 For a video with detail on damage, ID, ... ://forages.osu.edu/video/potato-leafhopper-identification-and-damage-alfalfa?width=657px&height=460px&inline=true#colorbox-inline-397628030 Our extension factsheet on potato ...
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Determination of ear size in corn well underway
https://agcrops.osu.edu/newsletter/corn-newsletter/2017-19/determination-ear-size-corn-well-underway
nearby under more favorable drainage conditions. Keep in mind that canopy and plant height can be quite ... grainfill stages and premature plant senescence. Canopy height and extended leaf height at different ... V-stages, S. Charleston, OH, 2007-2009. V-Stage Canopy Height Extended Leaf Height ...