Table 1.

The main physical and chemical characteristics of the soil of the experimental area.

Block	Soil–Rock Content %		pH	N	C	P	K	Ca	Mg
	Soil	Rocks		%		mg/kg
I	22	78	7.8	0.89	6.4	28	530	872	352
II	40	60	7.8	0.98	5.0	45	565	824	328
III	21	79	7.9	0.99	7.2	81	457	1077	310
IV	19	79	7.9	0.96	6.1	111	517	1573	388
Median	26	74	7.8	0.95	6.2	66	517	1086	345