Table 1 Mechanical and chemical analyses of the experimental soil sites
A. Mechanical analysis | |||||||||
Sand | Silt 20 − 0 μ (%) | Clay < 2 μ (%) | Soil texture | ||||||
Course 2000 − 200 μ (%) | Fine 200 − 20 μ (%) | ||||||||
47.46 | 36.19 | 12.86 | 4.28 | Sandy | |||||
B. Chemical analysis | |||||||||
pH (1:2.5) | EC (dSm−1) | CaCO3 (%) | OM (%) | Macroelement (ppm) | Microelement (ppm) | ||||
N | P | K | Zn | Fe | Mn | ||||
7.60 | 0.13 | 1.5 | 0.06 | 52 | 12.0 | 75 | 0.14 | 1.4 | 0.3 |