Effect of EC, and Cl and NH4 concentration of nutrient solutions on nitrate accumulation in lettuce / J. van der Boon, J.W. Steenhuizen and E. Steingröver

Effect of EC, and Cl and NH4 concentration of nutrient solutions on nitrate accumulation in lettuce / J. van der Boon, J.W. Steenhuizen and E. Steingröver