摘要
本文系统地总结了豫东沙土地梨树冬季管理中的施肥、修剪、防病等关键技术。
In this chapter,summary of pearl management on the eastern Henan desertified land area in winter,including fertilization,purning,disease prevention and other key technologies.
关键词
沙区
梨树
冬季管理
修剪
施肥
sand area
pearl tree
management in winter
purning：fertilization
