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Sudden Death Syndrome of Soybean in Ohio
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-27/sudden-death-syndrome-soybean-ohio
causal agent. To submit samples, dig out three to five symptomatic plants (including roots), placed them ...
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What the…Maggots in Corn?
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-27/what-%E2%80%A6maggots-corn
agricultural and horticultural habitats. The hover fly adult is often mistaken for a bee, because of yellow ...
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Potassium in Corn
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-20/potassium-corn
by diffusion where nutrients move to the root surface along a concentration gradient from high to low ... concentration. The effect of dry weather on root growth results in potassium deficiency symptoms. Other ... conditions such as compaction, herbicide root injury, or insect damage can compound root development issues ...
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Battle for the Belt: Episode 23
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-27/battle-belt-episode-23
an area of low potassium concentration at the root). Diffusion will only occur when soil moisture is ... present. Therefore, the soil may contain potassium but does not have the means to move it to the root and ...
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Consideration for Corn N Management under Dry Soil Conditions
N gets to the root system for uptake. Mass flow is the primary mechanism for nitrogen (also sulfur, ... magnesium, and calcium). Mass flow is where nutrients in soil solution move toward the root as the plant ... root system. Root growth will slow in dry soils, the situation we are now experiencing in the upper ...
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Battle for the Belt: Episode 24
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-28/battle-belt-episode-24
is a graduate student in the department of Horticulture and Crop science at Ohio State University. ...
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Dry Weather Impacts on Corn and Soybean Establishment and Wheat Grain Fill
emergence and pollination (Table 1). Early season dryness may even encourage deeper initial rooting ... . However, if the soil surface is too dry it can negatively affect nodal root system development. The ... developing roots will desiccate and die if they do not reach adequate soil moisture. Nutrient uptake will ...
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Battle for the Belt: Episode 22
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-26/battle-belt-episode-22
Kelley Tilmon. We also learn about frogeye leaf spot identification and management from Horticulture and ...
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Defoliation in Soybean and Corn, and Japanese Beetle Watch
We have been receiving reports of higher-than-typical Japanese beetle activity in horticultural ...
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Battle for the Belt: Episode 15
https://agcrops.osu.edu/newsletter/corn-newsletter/2023-19/battle-belt-episode-15
the corn stand. To check for this disease in surviving plants, dig up the root and look for ... found in planting dates one and two. This syndrome occurs when the root system is not well developed. ...