荒漠绿洲过渡带人工梭梭(Haloxylon ammodendron)林下草本植物演替特征
王国华, 张晓颖, 王佳琪, 申长盛

Succession of the herbaceous layer in Haloxylon ammodendron woodland in a desert-oasis ecotone of the Hexi Corridor
Guohua Wang, Xiaoying Zhang, Jiaqi Wang, Changsheng Shen
表5 3种优势一年生草本植物的土壤水盐生态阈值高斯回归方程
Table 5 Soil water and salt ecological thresholds of three dominant annual herbaceous plants Gaussian regression equation
物种拟合结果
土壤含水量土壤电导率
沙蓬y=17.916exp-12x-0.8412/0.2022y=17.916exp-12x-84.9752/22.3482
雾冰藜y=4.312exp-12x-0.8562/0.3522y=4.312exp-12x-84.9672/20.9862
白茎盐生草y=7.166exp-12x-0.8072/0.2042y=7.166exp-12x-116.0672/31.5322