What can minimize stress to corn plants during critical growth periods?

Proper fertility practices are essential for minimizing stress to corn plants during critical growth periods. Corn requires specific nutrients at various stages of its growth to ensure optimal development, including adequate levels of nitrogen, phosphorus, and potassium. When these nutrients are supplied in the correct amounts and at the right times, they help promote healthy root development, support vigorous plant growth, and enhance overall plant resilience to stress factors such as drought or disease.

Inadequate nutrient availability can lead to deficiencies that manifest as stunted growth, reduced yield, and susceptibility to environmental stresses. By implementing effective fertility practices, such as soil testing to understand nutrient needs, applying fertilizers in accordance with soil test recommendations, and utilizing crop rotation and cover crops, producers can create a more balanced nutrient supply that mitigates stress during critical growth stages like flowering and grain filling.

The other options do not effectively contribute to minimizing stress. Increasing water levels can lead to waterlogging and oxygen deprivation in roots. Delaying planting schedules may result in poor establishment and exposure to adverse weather conditions. Ignoring the presence of pests can exacerbate stress, as pest infestations can compromise plant health and yield potential. Thus, proper fertility practices are the most effective approach to minimizing stress during these vital growth periods.