Table 2 Effect of foliar treatment with spore suspension of Penicillium frequentans on Cercospora leaf spot of sugar beet under field conditions during 2014/15 and 2015/16 growing seasons

Agar

11.25 ef

12.50 fce

11.88 cd

12.08 e

17.19 c

15.43 d

Starch flour

10.42 ef

10.52 ef

10.47 de

10.31 f

10.33 f

10.57 f

White glue

10.94 ef

11.98 e

11.46 d

11.15 ef

15.63 c

13.39 e

Gum

13.02 ce

14.17 c

13.60 c

15.10 c

16.25 d

15.68 d

Triton Mok

15.21 c

15.52 c

15.37 c

15.73 c

18.75 bc

16.46 bc

Without adhesives

16.67 b

18.75 b

17.71 b

17.50 c

19.19 b

18.34 b

Score 25%

7.81 g

8.44 g

8.13 f

8.33 f

9.17 f

8.75 g

Control (untreated)

43.23 a

43.23 a

43.23 a

42.19 a

42.19 a

42.19 a