Corn Pollination and Fertilization

Next to planting and stand establishment, the process of corn pollination and fertilization is one of the most important phases of crop development. While successful pollination and fertilization depends greatly on environmental conditions, there are several management considerations that can help optimize the process. Understanding the components and factors involved in the process is the…

Abnormal Corn Ear Development

Environment or chemical stress during the vegetative and early reproductive stages (V5 to R3) of corn can cause abnormal or malformed ears. Distinctly different symptoms develop depending on the timing, type, and severity of the stress corn undergoes. Pesticide applications can be a source of stress on corn if application occurs outside of product label…

Palmer Amaranth: A Weed to Watch

Palmer amaranth is spreading to fields in various regions of the United States and control of this weed is imperative to maintain productivity. It is important to correctly identify it from other Amaranthus species as it is aggressive, competitive, and has many characteristics common to plants that are prone to develop herbicide resistance. The earlier…

Adult Corn Rootworm Management

 – Adult corn rootworm (CRW) management can help protect yield potential this season as well as decrease egg laying next season. – Control measures to protect the ears from silk clipping may not be the same as those used to suppress larvae populations the following season. – Scouting can be intensive and involves beetle counts and…