summer corn的用法和樣例：
例句
- A study on compensatory effect of corn at different growth stages to water deficit change.
夏玉米不同生育階段乾濕變化的補償效應研究。 - Each cultivar leaf number of the summer maize achieves fully in drawing, at the succedent phrase, the leaf number will not increase any more.
抽雄期夏玉米各個品種葉片數均已達到了最大，在之後的生育過程中，葉片數不會增加。
