Descripción: “...Colombian tomato production has been affected by this problem in the Alto Ricaurte region of the Boyacá department due to fertilisers having been applied via fertigation, leading to long-term negative consequences, particularly salt accumulation.A bi-factor study was carried out in greenhouse conditions near Tunja, Boyacá, for investigating the comparative  tolerance capacity of four tomato  hybrids exposed  to increasing salinity levels. ...”