Effects of Biosolids Application on Pasture and Grape Vines in South-Eastern Australia

Table 2

Properties of biosolids applied to pasture and grape vines in the National Biosolids Research Program, Victoria.

	Pakenham		Mildura
Property^a	South East Water	Yarra Valley Water	Lower Murray Water
Total N (%)	0.88	0.60	2.5
NO3-N (mg/kg)	420	590	210
NH4-N (mg/kg)	160	15	720
Total P (%)	0.28	0.61	0.83
Total K (%)	0.18	0.33	0.45
Total S (%)	0.19	0.11	0.52
Total Ca (%)	0.49	7.1	1.3
Total Mg (%)	0.17	0.98	0.32
Total Cd (mg/kg)	0.70	0.70	1.4
Total Cu (mg/kg)	400	92	220
Total Zn (mg/kg)	600	210	330
pH	4.4	8.3	6.5
Solids (%)	65	75	79
EC (dS⁄m)^b	1.6	2.2	7.9
Total C (%)	8.7	6.4	16

^aReport on a dry bases except for pH and EC.
^bEC: Electrical conductivity (40°C).