为了使梨树早结果、高产、稳产，便于管理以及降低成本，阐述了甘肃河西地区梨树枝条生长特点及夏季修剪原则，并从抹芽、疏枝、环割、牙签开角和拉枝等方面介绍了河西地区梨树夏季修剪的关键技术。

In order to achieve early bearing of pears with high and stable yield, more convenient management and less costs, the growth characteristics of pear branches and the principles of summer pruning were illustrated, key techniques of summer pruning of pear trees in the Hexi area, from the aspects of bud smearing, branch thinning, ring cutting, toothpick opening angle and branch pulling, were introduced.

S661.2

国家现代农业产业技术体系资助(CARS-28-46)；甘肃省科技重大专项“梨种质创新与提质增效关键技术集成与示范”(18ZD2NA006-3)；农业农村部园艺作物生物学与种质创制学科群西北果树科学观测实验站(10218020)。