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本文采用调整播种期和分期育苗移栽的方法,对当归早期抽苔的原因和防止的方法进行了研究。发现当归早期抽苔与当归苗令的长短、个体的大小有密切的关系。证明了春季播种育苗移栽和秋季播种育苗移栽都有防止当归早期抽苔的作用。其中秋季直播的方法最好。不仅防止了当归早期抽苔,而且提高了产量,改革了栽培技术,不起苗、不贮苗、不移栽,节约了劳力,降低了成本.是值得重视和推广的好方法。
In this paper, the method of adjusting sowing date and staging seedling transplanting was used to study the reasons and prevention methods of early bolting of Angelica sinensis. Found that Angelica early bolting and Angelica Miao Ling length, individual size is closely related. Proved spring seedling transplanting and transplanting seedling transplanting in autumn have to prevent the role of early bolting Angelica. Which live the best way in autumn. It not only prevents the early bolting of Angelica sinensis, but also improves the yield, reforms the cultivation technique, can not afford the seedlings, does not store the seedlings, does not transplanting, saves labor and reduces the cost, which is worthy of attention and promotion.