With lower commodity prices, many corn growers in the Eastern Corn Belt are producing non-genetically modified (GMO) corn to lower input costs while attempting to capture an additional premium.
Depending on the contracting elevator, standard GMO contamination allowances are typically from 0% to 1%. Producing non-GMO corn within the acceptable tolerances of GMO contamination is possible; however, there are several challenges and potential pitfalls that make production of 100% pure non-GMO corn a tremendous undertaking. Several factors throughout the growing season can result in contamination and result in a loss of premiums. Planting non-GMO seed does not necessarily mean the harvested shelled corn will be GMO free.
Contaminated seed or seed that does not meet allowances can cause purity issues from the start. Seed handling and planting equipment that is not thoroughly cleaned prior to planting can be a source of contamination as well. Adventitious pollen from nearby GMO corn fields can cross-pollinate with non-GMO corn, affecting purity.… Continue readingRead More »