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Vegetative growth and yield of eggplant under different soil water tensions

Effects of different water tensions in soil applied in two phenological stages in eggplant (Solanum melongena L.) crop were evaluated in two experiments, both carried out in a totally randomized experimental design with 5 treatments and 6 repetitions. The treatments consisted of 5 different soil water tensions: 15, 30, 45, 60 and 80 kPa. The results showed significant efects on all the analysed variables only when treatments were applied in the fruit formation/harvest phase, showing that this phase is more sensitive to soil water tensions and which damages crop development. The best yields were obtained with irrigation carried out under 15 kPa tension.

irrigation management; phenological stages; yield; Solanum melongena L


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