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用赤霉素调节玉米制种花期山西省翼城县种子公司贾义邦玉米制种中，往往因错期播种时间不当或异常气候因素影响而导致父母本花期不遇，授粉不良，制种产量降低。为了搞好花期不遇的补救，我们通常采用喷施磷酸二氢钾、叶面宝、吲哚乙酸和追肥、中耕、深中耕断根及剪（划）...
Gibberellin regulates the flowering of seeding corn in Yicheng County, Shanxi Province, Jia Yibang Maize seed production, often due to improper sowing time or abnormal climatic factors led to the flowering of parents, poor pollination, seed production decreased . In order to do a good job flowering remedy, we usually sprayed with potassium dihydrogen phosphate, folium, indole acetic acid and top dressing, cultivating, deep tillage cutting and cutting (drawing) ...