Table 2: Soil characteristics at the three trial sites in Soroti and Kumi districts, Uganda.

Soil parameterUnitTrial site
NaSARRI, Serere, Soroti districtKikota village, Soroti district Kogili village, Kumi district

pH5.86.05.9
Sand%476068
Clay%201825
Silt%33227
Organic matter%2.383.261.59
Nitrogen%0.180.110.09
Phosphorous (Bray 1)mg/kg2.455.722.85
Calciumcmoles/kg5.45.73.0
Magnesiumcmoles/kg1.191.841.33
Potassiumcmoles/kg0.290.370.34
Sodiumcmoles/kg0.070.080.07
Coppermg/kg2.845.042.10
Ironmg/kg211.7221.1264.3
Zincmg/kg1.201.741.74
Manganesemg/kg37.235.952.7

Source: soil, water, and plant analytical laboratory, Department of Soil Science, Makerere University, Kampala, Uganda.