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Table 3 An independent t test results examining the means difference in fructose and glucose contents between two fruit positions in four mango cultivars across the three sites

From: Application of DRIFT-FTIR spectroscopy for quantitative prediction of simple sugars in two local and two Floridian mango (Mangifera indica L.) cultivars in Kenya

Site

Cultivar type (no. of trees)

Fruit position

N

Fructose g/100 g mean ± std. dev

t stat (df)

p value

Glucose g/100 g mean ± std. dev

t stat (df)

p value

KARI-Thika

Apple (10)

Sun exposed

14

12.94 ± 1.16

0.001(18)

0.999

2.28 ± 1.29

0.539 (18)

0.597

Within crown

6

12.94 ± 1.12

2.42 ± 1.17

Tommy Atkins (10)

Sun exposed

11

11.67 ± 1.14

0.230 (18)

0.821

2.60 ± 1.32

1.185 (19)

0.251

Within crown

9

11.86 ± 1.20

2.17 ± 1.32

Ngowe (6)

Sun exposed

6

13.36 ± 1.17

0.487 (7)

0.641

2.94 ± 1.32

1.528 (7)

0.17

Within crown

3

12.71 ± 1.11

2.25 ± 1.13

Kent (6)

Sun exposed

2

13.10 ± 1.06

0.089 (6)

0.932

3.17 ± 1.11

2.078 (6)

0.083

Within crown

6

12.98 ± 1.15

2.43 ± 1.18

KARI-Machakos

Apple (10)

Sun exposed

24

13.32 ± 1.15

1.233 (50)

0.223

3.13 ± 1.33

1.058 (51)

0.295

Within crown

27

12.78 ± 1.15

2.93 ± 1.25

 

Tommy Atkins (10)

Sun exposed

19

12.31 ± 1.15

0.544 (43)

0.589

3.74 ± 1.34

3.002 (36)

0.005

Within crown

18

11.84 ± 1.19

2.68 ± 1.51

Ngowe (10)

Sun exposed

29

13.58 ± 1.11

1.647 (56)

0.105

3.43 ± 1.25

0.550 (58)

0.585

Within crown

29

13.01 ± 1.10

3.36 ± 1.32

Kent (9)

Sun exposed

9

12.77 ± 1.11

0.470 (16)

0.643

3.61 ± 1.40

0.370 (16)

0.716

Within crown

9

12.43 ± 1.15

3.41 ± 1.36

KARI-Embu

Apple (10)

Sun exposed

7

13.29 ± 1.09

1.606 (18)

0.517

3.24 ± 1.18

0.664 (15)

0.517

Within crown

10

12.80 ± 1.08

3.03 ± 1.24

Tommy Atkins (7)

Sun exposed

5

13.46 ± 1.07

0.359 (11)

0.726

3.37 ± 1.63

0.444 (10)

0.666

Within crown

7

12.59 ± 1.12

3.04 ± 1.36

Kent (10)

Sun exposed

12

13.58 ± 1.15

0.026 (25)

0.979

3.39 ± 1.26

0.175 (26)

0.863

Within crown

14

13.60 ± 1.11

3.43 ± 1.30

  1. p values indicate a significant difference between means of sun-exposed and within crown fruits (p ≤ 0.05; independent sample t test); amounts are per 100 g of freeze dry weight. N = number of pulp samples analyzed