sheep-Unpaved Feedlot Manure


TABLE 31. SHEEP UNPAVED FEEDLOT MANURE CHARACTERISTICS *
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Parameter	Units^a	Total		Parameter Concentration				Parameter Mass
		No of	-------------------------------------------------------------------------------					----------lb/day/-----------
		Observ	minimum	maximum	median	mean	std dev	head	1000 lb
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Manure^b	lb/60 lb/day	est^c	-	-	-	1.7	-	1.7	28
Density	lb/ft³	est	-	-	-	62	-	-	-
TS	%wb	4	28	49	38	38	10	0.64	11
TKN	lb/ton	4	14	28	18	20	5.0	0.017	0.28
NH₃N	%tkn	2	28	36	32	32	4.0	0.0053	0.088
P₂O₅	lb/ton	3	9.0	20	11	13	4.6	0.011	0.19
K₂O	lb/ton	4	25	29	27	27	1.7	0.023	0.38
Ca	lb/ton	2	14	30	22	22	7.9	0.019	0.31
Mg	lb/ton	2	6.6	9.5	8.0	8.0	1.4	0.0068	0.11
S	lb/ton	2	3.3	7.6	5.5	5.5	2.1	0.0046	0.077
Na	lb/ton	1	1.1	1.1	1.1	1.1	-	0.00092	0.015
Fe	lb/ton	2	0.73	5.7	3.2	3.2	2.5	0.0027	0.045
Mn	lb/ton	2	0.22	0.47	0.35	0.35	0.13	0.00029	0.0049
B	lb/ton	2	0.034	0.052	0.043	0.043	0.0093	0.000036	0.00060
Zn	lb/ton	2	0.18	0.40	0.29	0.29	0.11	0.00025	0.0041
Cu	lb/ton	2	0.017	0.067	0.042	0.042	0.025	0.000035	0.00059
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* References:Biological & Agricultural Engineering Dept, North Carolina State University, Jan 1994.
	Agronomic Division, North Carolina Department of Agriculture & Consumer Services.
^aAll concentrations as is or wet basis (wb) except as noted dry matter basis (db); all mass values wb.
^b Manure collected after each group of animals.
^c Mean value extrapolated from other data; measured values not available.