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Table 4 Interaction of irrigation treatments (100%, 85% and 70% ETc), kaolin application (0%, 3% and 6%) in 2017 and (0%, 1.5% and 3%) in 2018 and cultivar on some fruit biochemical characteristics of ʻGolabʼand ʻShafi-Abadiʼ apples

From: Influence of kaolin application on most important fruit and leaf characteristics of two apple cultivars under sustained deficit irrigation

Treatments

2017

2018

 

Fruit moisture content

TA (g/100 ml)

TSS/TA

TSS

TA (g/100 ml)

TSS/TA

ʻGolabʼ

ʻShafi-Abadiʼ

100% ETc

 0% Kaolin

54.18a ± 2.71

48.45d,ef ± 0.27

0.14c ± 0.02

8.43a ± 1.26

8.00c ± 0.39

0.11c ± 0.01

6.39c,d ± 0.49

 1.5% Kaolin

–

–

–

–

10.93b ± 0.60

0.20a ± 0.04

7.01b,c,d ± 1.88

 3% Kaolin

54.07a ± 0.96

53.66a,b ± 1.74

0.24a ± 0.01

4.67d ± 0.18

11.53a,b ± 1.28

0.18ab ± 0.03

7.35a,b,c ± 2.04

 6% Kaolin

53.21a,b,c ± 0.91

45.04f,g,h ± 0.12

0.19b ± 0.03

5.97bc ± 1.04

–

–

–

85% ETc

 0% Kaolin

49.29c,d,e ± 0.32

49.73b,c,d,e ± 0.86

0.19b ± 0.02

5.80bc ± 0.70

11.15ab ± 0.70

0.18b ± 0.03

6.23d ± 1.15

 1.5% Kaolin

–

–

–

–

11.35a,b ± 0.77

0.17b ± 0.03

7.37a,b ± 1.52

 3% Kaolin

54.52a ± 1.09

46.96e,f,g ± 0.90

0.20b ± 0.02

5.71bc ± 0.77

11.78ab ± 0.77

0.18b ± 0.02

6.86b,c,d ± 1.17

 6% Kaolin

51.83a,b,c,d ± 1.23

49.16c,d,e,f ± 1.27

0.20b ± 0.02

5.49c ± 0.70

–

–

–

70% ETc

 0% Kaolin

51.07a,b,c,d,e ± 1.86

41.88 h ± 1.89

0.20b ± 0.02

6.18b ± 0.90

12.14a ± 1.45

0.17b ± 0.03

8.07a ± 2.24

 1.5% Kaolin

–

–

–

–

11.06a,b ± 0.74

0.18b ± 0.02

6.55b,c,d ± 1.20

 3% Kaolin

48.38d,e,f ± 0.42

43.73g,h ± 1.24

0.20b ± 0.02

6.34b ± 0.76

10.85b ± 0.78

0.18b ± 0.02

6.39c,d ± 1.07

 6% Kaolin

49.75b,c.d,e ± 0.71

45.12f,g,h ± 0.77

0.21b ± 0.02

5.77b,c ± 0.75

–

–

–

Treatments

 

2017

 

TSS

100% ETc

85% ETc

70% ETc

0% Kaolin

 

3% Kaolin

6% Kaolin

 

11.15b ± 0.37

11.00b ± 0.36

11.96a ± 0.42

11.32a,b ± 0.51

 

11.61a ± 0.34

11.17b ± 0.43