山东省东营市市区为滨海盐土,土壤全盐合量0.5—0.8%,地下水位0.4—1.0米,矿化度多在 10—15克/升,年降水量平均 581.7毫米,蒸发量为1776.3毫米,春秋二季返盐严重,为市区园林绿化带来很大困难。为了提高月季成活率,多年来摸索出高位栽植、换土、铺设隔离层及淡水洗盐等有效措施。其中高位栽植已成为园林部门普遍采用的工程措施。通过局部加高植物栽植面,拉长了 Dongying City, Shandong Province as the coastal saline soil, salt content of 0.5-0.8% of the total soil, groundwater level 0.4-1.0 m, salinity more than 10-15 g / L, the average annual rainfall of 581.7 mm, the evaporation of 1776.3 Mm, spring and autumn return salt serious, for the urban landscaping brought great difficulties. In order to improve the survival rate of roses, many years to find a high planting, soil replacement, laying isolation and salt washing and other effective measures. One of the high planting has become a common practice in the landscape department engineering measures. Stretched by partially raising the planting surface of the plant