论文部分内容阅读
小麦追肥要因地因苗制宜、科学进行肥水管理。1、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。2、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。3、对于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
Due to wheat topdressing due to the system of wheat, scientific fertilizer and water management. 1, on the growth of normal, high fertility wheat fields, should join the watering jointing jointing fertilizer at the jointing stage. 2, for medium-fertility wheat fields, can be used in combination with water topdressing quick-acting fertilizer, and spray the new high-fat film to improve the utilization of chemical fertilizers. 3, for the three poor growth of wheat seedlings should be planted in early spring on the basis of hoeing, jointing and jointing stage two times to top-dressing, spraying Zhuang spirits sprout, to promote spring tiller spike, to increase the rate of ear and promote