摘要
从介绍氮素的生理作用出发,阐述了苹果树氮素失衡的危害情况,苹果园常用的氮素肥料,苹果树需氮规律,及苹果树氮素肥料施用技术,为果农朋友提供帮助。
Starting from introducing the physiological role of nitrogen, the damage situation of nitrogen imbalance of apple trees, apple orchard common nitrogen fertilizers, regularity of nitrogen for applying trees and apple tree nitrogen fertilizer application technology were elaborated, for providing help for farmer friends.
出处
《园艺与种苗》
CAS
2016年第9期56-59,共4页
Horticulture & Seed
关键词
苹果
氮素
肥料
施肥
技术
Apple
Nitrogen fertilizer
Fertilizer application
Technology
