本文概述了某高速公路绿化范围、目的、原则、步骤等内容，详细研究了斜坡草坪种植技术，包括种植方法、种子准备与处理、播种适期、播种量、播种方法及草坪混种等;同时还研究了斜坡地被种植技术，包括种植方法、种植参数、栽植方法等，并为绿化种植技术的推广和研究提出了建议。

This paper describes green scope, target,principle and steps for one express highway, researches on the planting technique of ramp lawn, including planting method, preparation and treatment of seeds, planting time and planting volume, and also researches on the planting technique of ramp cover plant, including planting method and planting parameters. finally, the suggestions are proposed to wide use of and research on planting technique for green.