AgWeb

2 Ways to Tell Whether Corn is Deficient in Nitrogen or Potassium

When it comes to stressed corn plants, pictures can help explain what you’re seeing in the field better than the proverbially thousand words – especially this time of year, says Ken Ferrie, Farm ...
AgWeb

Your Fields Are Likely Low On Sulfur: Here’s How to Fix It

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. “Farmers ...
news.iastate.edu

Iowa State University agronomists show nitrogen fertilizer feeds healthy soil in corn and soybean production

AMES, Iowa – Newly published research from Iowa State University agronomists shows that the application of nitrogen fertilizer at optimum levels to corn and soybeans is required to maintain carbon in ...

Ideal nitrogen fertilizer rates in Corn Belt have been climbing for decades, study shows

The amount of nitrogen fertilizer needed to maximize the profitability of corn production in the Midwest has been increasing ...
Purdue University

Soil fertility specialist says yellow striping in corn may be linked to sulfur deficiency

WEST LAFAYETTE, Ind. - Yellow striping on corn leaves is more prevalent this year than in the past, possibly because of sulfur deficiency in the soil, says a Purdue Extension soil fertility specialist ...
AG Week

Yellowing, streaking growth a sign of sulfur deficiency

FARGO, N.D. — For fertilizer, farmers usually think about N, P and K, but they also may be lacking in S, for sulfur. “Our focus for fertilizer has long been NPK — nitrogen, phosphate and potassium — ...