甘薯从开始栽植到收获,田间管理措施将直接影响甘薯的产量,只有科学合理地管理才可以达到高产目的。甘薯大田生长期主要有以下几条管理措施:1.查苗补栽,消灭小苗、缺株。为保全苗,必须及早实施查苗补栽。一般栽后2～3天就应随查随补,补苗愈迟,减产愈多。补苗过晚,苗株生长不一 Sweet potato from the beginning planted to harvest, field management measures will directly affect the sweet potato production, only scientific and rational management can achieve high yield purposes. The main growth stages of sweet potato field has the following management measures: 1. Check seedlings planted, eliminate seedlings, lack of strains. In order to protect the seedlings, must be implemented as soon as possible. Generally planted 2 to 3 days after the investigation should follow up fill, Miao Miao later, more production cuts. Vaccine too late, seedlings grow differently