Skip to main content

Table 3 Soil sample distribution and confidence interval (CI) test

From: Assessment of community based watershed management practices: emphasis on technical fitness of physical structures and its effect on soil properties in Lemo district, Southern Ethiopia

Soil parameters Slope Statistic Df Sig. 95% CI
Lowe limit Upper limit
pH (H2O) Moderate .536 9 .216 4.884 5.563
Steep .617 9 .701 4.951 5.724
Gentle .590 9 .360 4.813 5.612
AV.P (ppm) Moderate .956 9 .760 5.268 5.618
Steep .895 9 .226 5.173 5.764
Gentle .952 9 .709 5.474 5.753
OC (%) Moderate .955 9 .743 1.586 2.390
Steep .946 9 .641 2.301 2.777
Gentle .915 9 .353 2.857 3.566
OM (%) Moderate .844 9 .640 2.303 3.462
Steep .881 9 .159 3.640 4.534
Gentle .964 9 .838 5.498 6.315
TN (%) Moderate .964 9 .835 .125 .1892
Steep .863 9 .104 .152 .229
Gentle .883 9 .170 .231 .360
C:N (ratio) Moderate .563 9 .100 10.980 14.522
Steep .834 9 .501 11.164 17.103
Gentle .865 9 .107 9.146 13.909
CEC (meq/100 g) Moderate .976 9 .941 17.358 20.795
Steep .969 9 .890 17.906 22.465
Gentle .975 9 .936 24.552 29.145
EC (dS/m) Moderate .901 9 .256 .310 .398
Steep .665 9 .201 .279 .583
Gentle .873 9 .132 .599 .7687
Sand (%) Moderate .769 9 .109 23.12 28.22
Steep .930 9 .481 16.29 21.26
Gentle .891 9 .205 14.88 21.12
Clay (%) Moderate .920 9 .396 34.98 37.02
Steep .933 9 .510 38.34 43.66
Gentle .966 9 .856 55.62 66.38
Silt (%) Moderate .908 9 .301 17.41 23.93
Steep .893 9 .215 37.20 40.80
Gentle .958 9 .775 31.74 34.70
BD (g/cm3) Moderate .988 9 .994 1.134 1.260
Steep .932 9 .497 1.015 1.147
Gentle .961 9 .811 .976 1.097
MC (%) Moderate .713 9 .302 24.934 26.655
Steep .826 9 .240 24.752 27.506
Gentle .938 9 .564 27.32 28.912