Table 4. Powdery mildew reduction expressed by the area under disease progress curve – 2002/03.

 

Number of sprays

Dosage of fungicide

Słupia Wielka

Bombay + Gil

Bombay + Gregor

Gil + Gregor + Bażant

-

untreated

no reduction

16,52

no reduction

1

0,25 dosage

14,57

no reduction

no reduction

1

0,5 dosage

40,23

no reduction

no reduction

1

full dosage

7,14

no reduction

no reduction

2

0,25 dosage

18,02

12,51

no reduction

2

0,5 dosage

no reduction

no reduction

no reduction

2

full dosage

no reduction

no reduction

no reduction