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 — ...

In this video from K-State Research and Extension, agronomist Dorivar Ruiz Diaz explains reasons for yellowing in wheat and options available to producers. “One of the factors that might be ...

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 ...

Depending on your soil test results, nitrogen, phosphorus and potassium are nutrients we supply year after year to our corn crop; however, there is a nutrient we might be overlooking when making ...

With many corn acres in the central Corn Belt headed into the rapid growth stage, growers are calling Ken Ferrie to report corn whorls that have yellow striping, when they should be green. Ferrie says ...

Your corn crop is out of the ground and growing, but it looks stressed. Many of the plants are a pale green, some are stunted. You wonder if what you’re seeing is a nitrogen deficiency. Or maybe, you ...