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Table 1 Leaf pigments (carotenoids and chlorophyll) detected during three different phenological phases of berry development, during both years of the study

From: Is there any influence of biodynamic preparation 501 on the physiological activity of grape leaves cv. Cesanese d’Affile?

Treatment

Phenological phases

Car (μg/g fw)

Chl-a (μg/g fw)

Chl-b (μg/g fw)

Total Chl (μg/g fw)

Ratio (% a/b)

2019

 BD-501

BBCH 71

11.91bc

497.90b

211.75b

709.65b

2.35bc

BBCH 79

15.32a

459.17bc

187.16b

646.32b

2.45b

BBCH 83

12.87b

403.85c

149.65c

553.50c

2.69ab

 BD

BBCH 71

13.05b

617.43a

261.19a

878.62a

2.36bc

BBCH 79

13.45ab

603.77a

257.71a

861.62a

2.34c

BBCH 83

10.21c

338.02d

121.59d

459.61d

2.77a

2020

 BD-501

BBCH 71

12.68b

503.43b

227.63b

731.06b

2.21ab

BBCH 79

15.82a

482.36bc

207.65bc

690.01b

2.32a

BBCH 83

14.03ab

409.89c

181.56c

591.45c

2.25ab

 BD

BBCH 71

13.25b

622.43a

289.13a

911.79a

2.15b

BBCH 79

13.72b

613.12a

276.65a

890.32a

2.21ab

BBCH 83

10.18c

331.35d

139.67d

471.03d

2.37a

  1. The values are the mean (± SD) of six leaves from 60 plants subjected to two treatments. Different letters in the same column for the same year indicate significant differences among samples (p ≤ 0.05)