Research Article
Response of Pea Varieties to Damage Degree of Pea Weevil, Bruchus pisorum L.
Table 1
Weather data in the Pleven region.
| Month | Ten-day periods | Temperature (°C) | Relative humidity (%) | Rainfall (mm) | 2014 | 2015 | Average | 2014 | 2015 | Average | 2014 | 2015 | Average |
| April | Min. | 10.0 | 9.4 | 9.7 | 62.2 | 26.1 | 44.2 | 139.8 | 43.6 | 91.7 | Max. | 15.9 | 16.3 | 16.1 | 84.5 | 45.6 | 65.1 | Average | 12.3 | 12.2 | 12.3 | 76.3 | 37.8 | 57.1 |
| May | Min. | 15.0 | 12.3 | 13.7 | 51.9 | 50.2 | 51.1 | 83.0 | 30.6 | 56.8 | Max. | 21.3 | 25.3 | 23.3 | 78.9 | 74.4 | 76.7 | Average | 16.7 | 18.8 | 17.8 | 70.0 | 65.9 | 68.0 |
| June | Min. | 18.0 | 13.3 | 15.7 | 48.9 | 44.8 | 46.9 | 54.3 | 95.7 | 75.0 | Max. | 24.3 | 27.3 | 25.8 | 74.3 | 75.4 | 74.9 | Average | 19.9 | 20.3 | 20.1 | 64.8 | 64.0 | 64.4 |
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