Perception of soil fertility		Respondents perception in percent at different sites			X²	p
Perception of soil fertility		Lower altitude	Middle altitude	Upper altitude	X²	p
Evaluation of farm plot fertility	Low	77	64	73	5.281	0.260
	Medium	23	34	27
	High	0	0	0
Perceived causes of poor soil fertility
Soil erosion	Yes	58	66	71	23.999	0.000
Soil erosion	No	42	33	29	23.999	0.000
Inadequate application of fertilizer	Yes	69	79	20	4.498	0.105
Inadequate application of fertilizer	No	31	21	80	4.498	0.105
Absence of fallowing	Yes	61	54	70	4.888	0.087
Absence of fallowing	No	39	45	30	4.888	0.087
Water logging	Yes	99	95	96	3.060	0.216
Water logging	No	1	5	4	3.060	0.216