Zinc Sulphate and Boron-Based Foliar Fertilizer Effect on Growth, Yield, Minerals, and Heavy Metal Composition of Groundnut (Arachis hypogaea L) Grown on an Alfisol

Table 1

Soil physical and chemical properties prior to planting (0–15 cm).

Parameter	Values
	2016	2017
Sand (%)	76.12	75.00
Silt (%)	12.00	12.85
Clay (%)	11.88	12.15
Textural class	Sandy loam	Sandy loam
pH (H2O) 1 : 1	5.25	6.39
Total N	0.16	0.13
O.M	1.88	1.58
O.C	3.24	3.05
Exchangeable bases
K (cmol/kg)	0.23	0.33
Na (cmol/kg)	0.66	0.43
Ca (cmol/kg)	3.97	3.70
Mg (cmol/kg)	1.32	1.41
ECEC (cmol/kg)	6.18	5.87
Available phosphorus (mg/kg)	21.12	20.55
Zn (mg/kg)	0.45	0.45