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稻田春玉米不同育苗方式与露地直播的对比试验结果表明,地膜育苗移栽能使玉米分化发育进度加快,促进玉米提早成熟5—9天;降低株高10—18.2cm,降低穗位高14.8—16.2cm;增加玉米单株穗粒数和千粒重,从而显著增加产量和提高经济效益。本试验结果还为稻田春玉米品种选择、最佳密度的确定提供了技术参考。
The results showed that the plastic film seedling transplanting can accelerate the progress of maize differentiation and promote the early maturity of maize 5-9 days; reduce the plant height 10-18.2cm, reduce the ear height 14 .8-16.2cm; Increasing the number of kernels per plant and 1000-grain weight of maize, thus significantly increasing yield and improving economic efficiency. The results also provide technical reference for the selection of spring maize varieties and the determination of the optimal density.