Effects of Complex Fertilizers on the Properties of Grey Forest Heavy Loamy Soil

Table 2

Characteristics of the grey forest heavy loam soils, data for 2021.

Horizon (cm)	Mobile (mg/kg)			Gross (%)
	Р2О5	K2О	N-NO3	N	Р2О5	K2О
	By kirsanov
RK + Background (control)	109	102	11.5	0.165	0.415	1.074
RK + NH4NO3	112	100	15.6	0.198	0.408	1.065
RK + (NH2)2CO	115	112	18.2	0.205	0.398	1.055
RK + KAS-32	124	120	32.4	0.211	0.401	1.060
RK + DAFK	398	241	25.4	0.175	0.454	1.120
RK + “Akvaren 3”	450	300	16.2	0.170	0.422	1.115
RK + “Superagro”	456	285	15.2	0.155	0.501	1.095