Assessing Physiochemical Characteristics of Agricultural Waste and Ready Compost at Wadi Al-Far’a Watershed of Palestine

Table 3

Heavy metal contents of raw organic agricultural waste produced in the WFW.

Sample no.	Heavy metal content (mg/kg)
	Zn	Mn	Fe	Cr	Cd	Pb
W1	0.83	2.78	155.25	2.40	0.00	1.15
W2	1.20	414.50	114.53	0.10	0.00	0.00
W3	0.83	440.35	286.13	3.95	0.08	0.05
W4	1.08	292.55	249.28	2.80	0.00	2.05
W5	1.08	306.13	190.95	1.25	0.00	2.43
W6	1.13	305.63	37.08	10.13	3.68	0.23
W7	0.00	0.00	0.00	0.00	0.00	0.00
W8	0.00	0.00	0.00	0.00	0.00	0.00
W9	0.30	56.45	244.53	6.28	3.73	2.05
W10	0.70	85.40	248.90	6.65	2.60	6.08
W11	0.83	126.90	237.30	3.18	1.05	5.53
W12	0.53	310.08	213.45	3.18	1.28	4.25
W13	0.83	143.10	189.73	5.88	2.43	2.43
W14	0.55	136.30	189.30	4.33	0.60	3.70
W15	1.08	199.60	206.38	9.35	0.15	2.78
W16	1.90	249.30	183.23	6.65	0.30	4.63
W17	1.43	207.93	299.50	0.00	3.68	2.43
Min	0.00	0.00	0.00	0.00	0.00	0.00
Average	0.84	192.76	179.15	3.89	1.15	2.34
St. Dev.	0.48	140.04	91.78	3.21	1.46	1.98
Max	1.90	440.35	299.50	10.13	3.73	6.08

Minimum values are indicated in italics. Maximum values are indicated in bold.