Research Article
Efficacy of Selected Agroindustrial Wastes in Managing Root-Knot Nematodes on Black Nightshade in Kenya
Table 2
Physicochemical properties* of plant tissue and animal manure used for amending soil in greenhouse and field experiments.
| Sample description | Organic manure analysis data | GM | CM | Trej | Tres | TD |
| pH-water (1 : 2.5) | 7.77 | 7.34 | 6.96 | 5.83 | 6.30 | Org. carbon % | 3.15 | 3.70 | 3.81 | 3.91 | 4.26 | Nitrogen % | 1.05 | 1.05 | 4.20 | 4.10 | 5.25 | C/N ratio | 3 : 1 | 3.5 : 1 | 0.91 : 1 | 0.95 : 1 | 0.81 :1 | Phosphorus % | 0.27 | 0.21 | 0.25 | 0.52 | 0.28 | Potassium % | 1.58 | 1.58 | 1.92 | 0.13 | 1.65 | Calcium % | 4.36 | 0.96 | 2.09 | 2.13 | 0.59 | Magnesium % | 0.33 | 0.08 | 0.34 | 0.26 | 0.19 | Iron mg/kg | 3767 | 1397 | 1315 | 1297 | 2033 | Copper mg/kg | 15.0 | 3.3 | 3.67 | 3.58 | 8.33 | Manganese mg/kg | 2083 | 892 | 1020 | 1026 | 1040 | Zinc mg/kg | 307 | 85 | 82 | 79 | 78 |
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*
Physicochemical analysis done at National Agricultural Research laboratories (KARI-NARL) in Kenya.
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