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Table 7 Effect of foliar application of B2O3 and ZnO nanoparticles on fruit oil traits of Picual cultivar in 2017 and 2018 seasons

From: Effect of foliar application of boron trioxide and zinc oxide nanoparticles on leaves chemical composition, yield and fruit quality of Olea europaea L. cv. Picual

Treat. Fruit oil percentage (%) Oil acidity (%) Peroxide value (meq/kg oil) Iodine value (g/100 g oil)
2017 2018 2017 2018 2017 2018 2017 2018
T0 33.33 i 35.30 g 0.37 a 0.38 a 5.04 b 5.09 b 81.14 h 78.57 i
T1 39.07 g 37.07 f 0.27 b 0.25 b 3.96 e 4.00 d 81.06 i 84.52 c
T2 39.72 d 39.14 e 0.17 e 0.16 d 3.59 i 3.58 g 84.43 f 85.44 a
T3 38.23 h 40.90 d 0.25 c 0.26 b 3.89 f 3.87 e 86.95 b 82.09 h
T4 39.43 e 42.42 b 0.27 b 0.26 b 5.12 a 5.18 a 88.80 a 82.36 g
T5 39.83 c 41.02 c 0.27 b 0.25 b 4.78 c 5.16 a 84.61 e 83.14 f
T6 40.19 b 43.20 a 0.25 c 0.23 c 3.62 h 3.66 f 82.44 g 83.91 e
T7 39.10 f 42.41 b 0.21 d 0.22 c 3.83 g 3.82 e 85.03 d 85.20 b
T8 40.71 a 42.49 b 0.15 e 0.16 d 4.42 d 4.49 c 85.64 c 84.24 d
  1. Mean in each column with similar letters is not significantly different at 5% level
  2. T1, nano-boron at 10 ppm; T2, nano-boron at 20 ppm; T3, nano-zinc at 100 ppm; T4, nano-zinc at 200 ppm; T5, nano-boron at 10 ppm + nano-zinc at 100 ppm; T6, nano-boron at 10 ppm + nano-zinc at 200 ppm; T7, nano-boron at 20 ppm + nano-zinc at 100 ppm; T8, nano-boron at 20 ppm + nano-zinc at 200 ppm