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1 栽培管理技术 1.1 播种育苗:①种子处理。亲本种子放入50～50%温水内通过搅拌处理10～15分钟或用药剂消毒后,浸泡12～15小时冲洗并滤水,放人28℃发芽箱内催芽,有70%出芽时即可播种在育苗室内已消毒的炉渣内进行育苗。②播种时间。从定植时算起以能育出带有花蕾12～14片真叶且健壮的秧苗为确定原则,苗龄一般在70～85天左右,父本早母本播种7～14天。我区播种时间父本在2月中旬,母本在2月下旬。③分苗。播种后20天,当幼苗长到二叶一心或拉十字时即可
1 cultivation and management techniques 1.1 sow seedlings: ① seed treatment. Parents seed into 50 ~ 50% warm water by stirring for 10 to 15 minutes or disinfect with agents, soak for 12 to 15 hours rinse and drain, put germination at 28 ℃ germination, germination 70% can be sown Nursery room disinfected within the slag nursery. ② sowing time. From the time of colonization to birth with buds 12 to 14 true leaves and robust seedlings for the determination of the principle, seedling age is generally about 70 to 85 days, the male parent of the sowing 7 to 14 days. My area sowing time in mid-February, the female parent in late February. ③ sub-Miao. 20 days after sowing, when the seedlings grow to two leaves or pull the cross when you can