This article reported the utilize and improvement of the technology of three-dimension vegetative net on slope protection in the Guangba highway. The author proposed somes suggestions such as suitable for the slope and other problems. The technique was applicable to the soil cut slope which the slope ratio was 1 ： 1 and the shale and sand mudstone slope which slope ratio was more than 1： 1. The author advise that EM4 three-dimension vegetative net would be chose and maintained fully. Before planting the surface part of the planting soil should be covered under the net. Lawn grass protected the slope mainly in the prophase. And in the later period it was mainly the shrub. The shrub plants should be strong adaptable species, more resistant to drought and barren species or native species.