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Joint International Conference on Long-term Experiments ...

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Negative reacti<strong>on</strong> was recorded in the following varieties: Cristian, where the blight<br />

attack degree increased by 30% compared to c<strong>on</strong>trol, and Frumoasa, Robusta, Rozal,<br />

Redsec, Dacia, Amelia and Sante varieties, where the blight attack degree increased by<br />

10% compared to c<strong>on</strong>trol.<br />

AD%<br />

4<br />

3,5<br />

3<br />

2,5<br />

2<br />

1,5<br />

1<br />

0,5<br />

0<br />

Tentant<br />

Frumoasa<br />

Robusta<br />

Rozal<br />

Redsec<br />

Roclas<br />

Figure 8: The effect of the treatment with copper hydroxide <strong>on</strong> the attack degree<br />

AD%<br />

4<br />

3,5<br />

3<br />

2,5<br />

2<br />

1,5<br />

1<br />

0,5<br />

0<br />

Tentant<br />

Frumoasa<br />

Robusta<br />

Rozal<br />

Redsec<br />

Roclas<br />

Figure 9: The effect of the treatment with cosmetic clay <strong>on</strong> the attack degree<br />

The potassium permanganate treatment de<strong>term</strong>ined a positive reacti<strong>on</strong> in Tentant and<br />

Roclas varieties, where the blight attack degree decreased by 10% compared to c<strong>on</strong>trol.<br />

The negative reacti<strong>on</strong> was recorded in: Cristian variety, where the attack degree<br />

increased by 30% compared to c<strong>on</strong>trol, and Rozal, Dacia and Sante varieties, where the<br />

blight attack degree increased by 20% compared to c<strong>on</strong>trol (figure 10).<br />

339<br />

Dacia<br />

Dacia<br />

Amelia<br />

Amelia<br />

Agatha<br />

Agatha<br />

Rivera<br />

Rivera<br />

Sante<br />

Cristian<br />

Sante<br />

Cristian

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