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我是山西省立农学院附属中级农业技术学校的一个学生。我学的是农艺科,今年才二年级。今年四月间,作物老师给我们讲课,曾讲到玉米选种去雄的好处。他说:「当玉米的雄花穗刚抽出时,每隔三、五株找一强壮的植株,将其雄穗拔去;这样利用异花授粉的方式,可以获得饱满的种子,今后将其作为种子种上,能够将产最增多,品质变好。」听后;我想:「我家(山西平遥)就种得很
I am a student of Shanxi Agricultural College Agricultural Technology School affiliated middle school. I studied agronomy, only sophomore year. In April this year, the crop teacher gave us a lecture on the benefits of maize selection to be emasculated. He said: “When the male spike of corn has just been drawn out, every three or five plants find a strong plant and pull its tassel out. By using the method of cross pollination, full seeds can be obtained, and in the future, The seeds are planted to maximize production and improve the quality. ”After listening, I thought:" My family (Pingyao, Shanxi Province) is very kind