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Table 3 Ecological impacts of laser-land-leveling technology

From: The impact assessment of technologies diffusion: a mixed methods analysis

Variables Positive impact No impact Mean rank
High Medium Low
Percent Frequency
Percent Frequency Percent Frequency Percent Frequency
Soil erosion 59.5 223 30.4 114 5.3 20 3.7 14 2.47
Soil fertility 60.5 227 29.9 112 4.0 15 4.8 18 2.47
Facilitated pest control 53.3 200 32.3 121 6.1 23 7.2 27 2.33
Fossil fuel pollution 52.3 196 30.7 115 5.9 22 8.8 33 2.29
Mixing the soil with crop residues 52.3 196 31.2 117 8.5 32 7.2 27 2.29
Soil compaction 47.7 179 35.5 133 7.7 29 8.0 30 2.24
Underground waters pollution 48.3 181 32.0 120 7.5 28 9.3 35 2.22
Retention of crop residues 40.8 153 34.7 130 8.3 31 13.9 52 2.04
Weeds density 40.3 151 32.8 123 7.5 28 18.4 69 1.95
Soil salinity 35.2 132 31.2 117 9.9 37 18.7 70 1.87
Beneficial insect attraction 34.9 131 30.7 115 9.9 37 21.6 81 1.81
Terricolous organisms diversity 36.3 136 26.1 98 7.5 28 25.3 95 1.77