Research Article
Effect of Abiotic Stresses on the Nondestructive Estimation of Rice Leaf Nitrogen Concentration
Table 2
Some characteristics of the soils used for the four different abiotic stresses tested.
| | | Soil used for | Soil property | Unit | Drought and salinity | Sulfur deficiency | Phosphorus deficiency |
| pH (1:1) | (-) | 5.8 | 7.1 | 5.1 | | (g ) | 20 | 16 | 11 | Total N | (g ) | 2.0 | 1.5 | 1.1 | Olsen P | (mg ) | 41 | 25 | 2.4 | CEC | (cmol ) | 24.5 | 34.5 | 19.6 | S | (mg ) | nd | 0.6 | nd | | | | | | Sand | (g ) | 280 | 110 | 30 | Silt | (g ) | 360 | 430 | 370 | Clay | (g ) | 360 | 460 | 600 |
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