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春季小麦如何施肥
更新时间: 2020-10-26 00:00:00  

1、小麦追肥要因地因苗制宜,科学进行肥水管理;

2、对生长正常、肥力水平较高的麦田,应在拔节期结合浇水重施拔节肥;

3、对于中等肥力麦田,可在起身期结合浇水追施速效化肥,并喷施新高脂膜,提高化肥有效成分利用率;

4、对干生长较差的三类麦苗,应在早春划锄的基础上,于返青期和拔节期两次进行追肥,并喷施壮穗灵,以促进春生蘖成穗,提高成穗率和促进小花发育结实,增加穗粒数;

5、对于播种时未施底肥或施肥量少的晚茬苗,应在土壤刚刚化冻时借墒追肥,但不宜浇返青水,以免造成地温下降、土壤透气性差,影响小麦植株生长。

关键词: 春季 小麦 如何 施肥

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