播期调节对杂交大豆开花期的影响试验

Influence of Sowing Date Alteration on Flowering Stage in Hybrid Soybean

播期调节是杂交大豆花期调节技术中的一项重要内容,通过播期调节既可以使杂交亲本花期相遇,又可以使杂交父本花粉供给期延长,但播期调节会受其他因素的影响发生偏差,因此,在实际生产中要把播期调节和其他微调措施相结合,才能取得良好的制种效果。

Sowing date alteration is an important technique in adjusting flowering stage for hybrid soybean. However, its effect was affected by other factors. The integration of sowing date with other fine-tuningmeasures is the best approach in the actual production.