RGB images of HyPo_V1, barley varieties in nutrient imbalanced nutrient solution

Barley plants of variety Barke, Criewener, Hanna and Ragusa have been grown in nutrient solutions that were deficient in N, P, K, Mg, Ca, S, B, Cl, Cu, Fe, Mn, Mo, Ni or Zn or had a toxic concentration of Al or Mn. The plant development was documented twice a week by RGB images for four weeks. The nutrient treatment and genotype per image are documented in the images annotations.