Jatropha curcas L. Root Structure and Growth in Diverse Soils

Table 1

Soil characteristics for the three soil types in which J. curcas seedlings were grown for three months.

Soil type	Texture (%)			pH	Bulk density; (g cm^−3)	Organic matter; (g kg^−1)	P; (g kg^−1)	Ca; (mmol kg^−1)	Mg; (mmol kg^−1)
	Sand	Silt	Clay
Sand	96.0	2.5	1.5	7.81	1.56	1.68	0.01	77.17	154.35
Sandy-loam	66.0	21.0	13.0	7.26	1.47	39.00	0.05	175.40	294.66
Clay-loam	30.0	35.0	35.0	7.43	1.26	72.62	0.12	329.74	519.17