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Key Field Management Techniques for Corn at the Big Trumpet Stage
The big trumpet stage is a critical period for corn growth and development, when both reproductive growth and vegetative growth are vigorous. At the same time, this stage is also a period of high incidence of corn pests and diseases. Field management at this stage should emphasize the "five preventions": 1. Preventing fertilizer deficiency. The big trumpet stage is the peak period of fertilizer demand,