Treatments |
N (1 L 25 mM NH4Cl) |
N + P + K + S (1 L 25 mM NH4Cl, 20 mM Na3PO4, 4 mM KCl, plus 50 mM Na2SO4) |
K (1 L 4 mM KCl) |
S (1 L 50 mM Na2SO4) |
P + S (1 L 20 mM Na3PO4, plus 50 mM Na2SO4) |
P (1 L 20 mM Na3PO4) |
N + S (1 L 25 mM NH4Cl plus 50 mM Na2SO4) |
N + P + K (1 L 25 mM NH4Cl, 20 mM Na3PO4, plus 4 mM KCl) |
P + K (1 L 20 mM Na3PO4, plus 4 mM KCl) |
Control (untreated) |
0.1% N-Carboxymethyl Chitosan solution. |