玉米综合品种,在双交种伺未普及的过渡时期,应充分加以利用,以提高当前的玉米产量,这是多数人的共同认识。在双交种普及之后,综合品种是否仍有利用价值,则意见分歧。此外,也有少数人对目前利用玉米综合品种还持怀疑。因此,就目前玉米综 The maize variety, which should be fully utilized in the transitional period where the twin breeds have not yet become ubiquitous, is to increase the current output of maize, which is the common understanding of most people. After the popularization of double breeds, whether the comprehensive breed still has value for use, the opinions are divided. In addition, there are a few who are still skeptical of the current utilization of maize varieties. Therefore, the current corn comprehensive