The impact assessment of technologies diffusion: a mixed methods analysis

Chemical and Biological Technologies in Agriculture

Table 3 Ecological impacts of laser-land-leveling technology

Variables	Positive impact						No impact		Mean rank
	High		Medium		Low		No impact
	High		Medium		Low		Percent	Frequency
	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