Chemical and Biological Technologies in Agriculture

Table 1 Chemical analysis of farmyard manure

From: Chemical components of essential oils and biological activities of the aqueous extract of Anethum graveolens L. grown under inorganic and organic conditions

Analysis parameters	Unit	Results of the analysis
Organic matter	g kg⁻¹	406.8
Total nitrogen (N)	g kg⁻¹	18.00
Moisture	g kg⁻¹	595.00
pH (potentiometric)	–	7.61
EC (1/10)	mS cm⁻¹	3.26
Total phosphorus (P)	g kg⁻¹	5.20
Water soluble phosphorus (P₂O5)	g kg⁻¹	3.20
Total potassium (K)	g kg⁻¹	13.60
Water soluble potassium (K₂O5)	g kg⁻¹	10.40
Total calcium (Ca, ICP EPA 3052)	g kg⁻¹	7.758
Total Magnesium (Mg, ICP EPA 3052)	g kg⁻¹	5.099
Total iron (Fe, ICP EPA 3052)	g kg⁻¹	10.606
Total copper (Cu, ICP EPA 3052)	g kg⁻¹	0.025
Total zinc (Zn, ICP EPA 3052)	g kg⁻¹	0.09
Total manganese (Mn, ICP EPA 3052)	g kg⁻¹	0.37
Total lead (Pb, ICP EPA 3052)	g kg⁻¹	0.002
Total cadmium (Cd, ICP EPA 3052)	g kg⁻¹	DLA
Total cobalt (Co, ICP EPA 3052)	g kg⁻¹	DLA

DLA detection limits: Cd < 0.00003 g kg⁻¹, Co < 0.00008 g kg⁻¹ Pb < 0.00009 g kg⁻¹

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