春大白菜先期抽薹的原因及防控

New Countryside(2019)

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Abstract
大白菜通常是秋季播种,晚秋或冬季采收;而春季栽培大白菜则在早春播种,初夏采收.春栽大白菜采收期恰逢市场供应淡季,具有较高的经济收益.但春季栽培存在较大的风险,特别是管理不当易发生先期抽薹问题.因此,须采取相应的技术措施.
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