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种子是农业生产活动中不可取代的生产资料。在科学技术日益发展的今天,优良品种的推广应用,大幅度地增加了经济效益,提高了土地产出率。玉米是我省主栽作物之一,是稳定总产,实现全省产粮250亿公斤的重要保证。近十多年来,由于自然条件的变化,科学技术的普及提高,对于种植的品种有越来越南引的趋势。笔者拟就“南种北移”的利弊进行粗浅的探讨。
Seeds are irreplaceable means of production in agricultural production. With the development of science and technology, the popularization and application of fine varieties have greatly increased the economic benefits and increased the land yield. Corn is one of the main crops in our province, is an important guarantee to stabilize the total output and realize the province’s output of 25 billion kilograms of grain. In the past ten years or so, due to the change of natural conditions and the popularization of science and technology, more and more varieties have been introduced to Vietnam. I intend to “southern species moved north ” pros and cons of shallow discussion.