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移植大葱如何开沟

更新时间: 2020-11-07 00:00:00     

移植大葱一般在6月中旬至7月上旬,起苗前应在前二天浇水一次,起苗要深刨根,或成把提,抖落土,要做到随起苗随分级,随移栽,使葱苗移栽时保持新鲜状态。移栽株距以3-4厘米为宜。选择地势高,排水好,土壤肥沃的地块,南北向最好,施足底肥,底肥可亩施农家肥5000公斤,磷肥100公斤,尿素10公斤,钾肥15公斤,或二氨30公斤,或复合肥50公斤,然后耕翻晒土,以消灭病源、杂草,提高肥力,最后按沟距80厘米,沟深、宽各25厘米左右开沟。

关键词: 移植 大葱 如何

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