Table 1 The composition of nutrient solutions of different N levels were modified based on a full-strength Hoagland solution.
Element | Full strength Hoagland solution (g/L) | Modified Hoagland solution containing 10 mL nitrogen (g/L) | Modified Hoagland solution containing 5 ml nitrogen (g/L) |
|---|---|---|---|
KNO3 | 101.1 | – | – |
CaCl2 | – | – | 110.9 |
K2SO4 | – | 87.1 | 87.1 |
Ca(NO3)2⋅4H2O | 236.1 | 236.1 | 236.1 |
MgSO4⋅7H2O | 246.5 | 246.5 | 246.5 |
KH2PO4 | 136.1 | 136.1 | 136.1 |
H3BO3 | 2.86 | 2.86 | 2.86 |
MnCl2⋅4H2O | 1.81 | 1.81 | 1.81 |
CuSO4⋅5H2O | 0.08 | 0.08 | 0.08 |
Na2MoO2⋅2H2O | 0.12 | 0.12 | 0.12 |
H2MoO2⋅H2O | 0.09 | 0.09 | 0.09 |
ZnSO4⋅5H2O | 0.22 | 0.22 | 0.22 |
FeNaEDTA | 4.04 | 4.04 | 4.04 |
