Search results for " physical protection by nets"

Dannosità e controllo di Rhagoletis cerasi (L.) in ceraseti biologici della Sicilia occidentale.

2011

Damage and control of Rhagoletis cerasi (L.) in organic cherry orchards in Western Sicily The study was carried out in 2009, 2010 and 2011 in organic cherry orchards in Western Sicily, were the control of Rhagoletis cerasi (L.), the cherry fly, is a problem for medium-late ripening cultivars. Presence and infestation of the dipteran were monitored on local cultivars and the effectiveness of pyrethrum, allowed in organic farming, was tested, comparing it with net bags. The presence of the cherry fly was recorded in all cherry orchards except in one isolated and recently planted. The infestation on fruits was not very high; it was absent until the end of May. Nets drastically reduced the infe…