Table 3.
Phytomyptera nigrina: percentages of parasitism on the European Grapevine Moth reported in Italy by different authors.
| Author/s, publication year | Italian Region | Host plant | Year | 1st generation (antophagous) |
2nd generation (carpophagous) |
3rd generation (carpophagous) |
|---|---|---|---|---|---|---|
| Colombera et al. 2001 | Piedmont | grapevine | 1998 | 17.3 | 0 | does not occur |
| Colombera et al. 2001 | Piedmont | grapevine | 1999 | 6.5 | (2 specimens) | does not occur |
| Laccone 1978 | Apulia / Cerignola | grapevine | 1978 | 26.08 | 11,4 / 12,4 / 14,7 | 0 |
| Marchesini et al. 1994 | Veneto/ Pernumia (PD) | grapevine | 1989 | 0 | 1,76 | 0 |
| Marchesini et al. 1994 | Veneto/ Pernumia (PD) | grapevine | 1990 | 0 | 0,23 | 0 |
| Marchesini et al. 1994 | Veneto/ Pernumia (PD) | grapevine | 1991 | 0 | 0,97 | 0 |
| Marchesini et al. 1994 | Veneto/ Colognola (VR) | grapevine | 1990 | 0.36 | 6,72 | 0 |
| Marchesini et al. 1994 | Veneto/ Colognola (VR) | grapevine | 1991 | 1 | 0 | 0 |
| Marchesini et al. 1994 | Veneto/ Colognola (VR) | grapevine | 1992 | 0 | 0,48 | 0 |
| Marchesini et al. 1994; Marchesini et al. 2006 | Veneto/ Valpolicella (VR) | grapevine | 1992 (1) | 0 / 0.64 | 0,48 / 2,14 | 0 / 0 |
| Marchesini et al. 2006 | Veneto | grapevine | 2000 (2) | 14,6 / 4,4 | 0 / 0 | |
| Marchesini et al. 2006 | Veneto | grapevine | 2001 (2) | 0 / 0 | 1,0 / 0,8 | 0 / 0 |
| Nuzzacci and Triggiani 1982 | Apulia | Daphne gnidium | 1979–1982 | ? | ? | 30 |
| Luciano et al. 1988 | Sardinia | Daphne gnidium | 1986–87 | 25-24,1 | ? | 7,1-0 |
(1)
Data obtained in vineyards treated with both BT (Bacillus thuringiensis) and MP (methyl-parathion)
(2)
Data obtained in vineyards with chemical defense or biological defense.