黃花菜的繁育一般分為種子繁育和分根(芽)fanyu,zaishengchanzhongchangyongdeshihouzhe。qizaipeifangshizhuyaoyouliangzhong,yizhongshibazhongkuaizhijiezaidatian,yizhongshixianyumiaozaiyizhi。wulunhezhongfangshi,zuiguanjiandebuzhoushixuanhaogenjing,luchuzhuceya,meigegenzhuangjingbaoliu2-3層新根栽植於大田或育苗地塊,栽植前要對種莖進行修剪,並噴灑新高脂膜800倍液做保護處理(能有效驅避地下病蟲,隔離病毒感染,不影響萌發吸脹功能,提高種莖生根功能,催發芽,促出苗)。其次整好地,施足肥,灌好墒,規劃好株行距,合理栽植(移栽),最後再給地塊表噴施新高脂膜能保墒防水分蒸發、防曬抗旱、保溫防凍、防土層板結,窒息和隔離病蟲源,提高出苗率。
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