Nitrogen might be the king of yield, but if a corn plant is sulfur deficient, it won’t reach its maximum potential. Over the past 10 years, sulfur deficiency has become a significant issue.

Figure 1: Early N deficiency. Figure 2: Poorly developed crop canopy due to N deficiency. Nitrogen requirements The amount of nitrogen taken up by the corn plant depends on its growth stage. Nitrogen ...

corn takes up 34 lb ... “If a tissue test reveals a sulfur deficiency, it probably will show a nitrogen deficiency, as well,” Ferrie says. “Both are structure-building components, so ...

“There are some areas that could have very impressive corn yields.” But Wilson also says the early season variability, including excess rain which may have led to nitrogen deficiency, disease and ...

Lime is suggested for sweet corn in situations where soil water pH in the top six inches is less than 6.0. Lime suggestions are based on the location where the crop will be grown in the state and ...

Purdue Extension Corn Specialist Dan Quinn and Soybean Specialist Shaun Casteel join us to discuss agronomy topics important to you, but we have some fun along the way. One of the running jokes is ...

If corn was ever jealous of soybean's relationship with nitrogen-fixing bacteria, advancements in gene editing could one day level the playing field. A recent study from the University of Illinois ...

Agronomist Wayne Flanary says 2025 likely will be a year when corn producers need to batten down the hatches to offset low sale prices and high input costs.