The Effects of Organic Wastes on Soil and Cotton Quality with respect to the Risk of Boron and Heavy Metal Pollution

Table 2

Physical and chemical properties of the two experimental soils (0–20 cm depth).

Year	pH	Percentage (%)						Texture	Milligram per kilogram
		Total soluble salt	CaCO3	Organic matter	Sand	Silt	Clay		B	Pb	Ni	Cr	Co	Cd
2003	7.0	<0.03	0.52	1.30	75.94	20.64	3.42	Loamy sand	0.23	9	31	28	12	0.36
2006	7.1	<0.03	0.81	0.80	83.00	13.00	4.00	Loamy sand	0.32	5	29	26	11	Trace