The Evaluation for Salvinia sp. Adaptation to Iron Concentration on Nutrient Solution and Tidal Swamplands Soil Growing Media

Table 6

Characteristics of soil that originated from KP Blandean, Barito Kuala District, South Kalimantan Province.

Soil characteristics	Value	Criterion
pH (H2O)	3.90	SA
Organic carbon (%)	5.86	H
N total (%)	0.26	M
P Bray I (ppm P2O5)	138.3	H
P total (mg 100 g^−1 P2O5)	124	H
K total (mg 100 g^−1 K2O)	9.00	L
Exchangeable bases (me 100 g^−1):
Ca	0.80	L
Mg	1.64	L
K	0.03	VL
Na	1.67	H
CEC (me 100 g^−1)	23.29	M
Al-dd (me 100 g^−1)	11.05	H
Fe available (ppm)	1626	VH
Texture (%):
Clay	58	Silty clay
Silt	40
Sand	2

Note. SA, strongly acidic; M, moderate; VL, very low; L, low; H, high; VH, very high.