在玉米大田制种过程中，由于土壤、气候、栽培管理等因素的影响，往往出现父母本花期不遇或相遇不好，造成玉米制种产量的降低。为此，笔者根据几年来的制种经验，探索总结出了一套简单易行的父本管理技术，即“父本三类苗技术”。概括而言，即“分期浸泡，同期播种，大中... During the process of seed production in maize field, due to the influence of soil, climate, cultivation management and other factors, parents often encounter infrequent flowering or encounter bad flow, resulting in the decrease of corn seed production. To this end, the author based on several years of seed production experience, explore summed up a simple and easy paternal management techniques, namely “three types of male parent technology.” In a nutshell, "soaking in stages, sowing in the same period, medium and large ...