The density influences was the main factor of maize output under the existing conditions of applying fertilizer, the impact on maize output from the density is far greater than from fertilizer.

• 对密度和施肥量交互效应分析结果表明,种植密度对产量的相关性要大于施肥量对产量的相关性。 因此,种植密度是影响籽粒产量的最主要因素,种植密度对玉米籽粒产量的影响远远大于施肥水平对籽粒产量的影响;