Autor(es): Pereira, J.A. ; Cabanas, J.E. ; Bento, Albino ; Torres, L.
Data: 2004
Identificador Persistente: http://hdl.handle.net/10198/5508
Origem: Biblioteca Digital da UPB
Autor(es): Pereira, J.A. ; Cabanas, J.E. ; Bento, Albino ; Torres, L.
Data: 2004
Identificador Persistente: http://hdl.handle.net/10198/5508
Origem: Biblioteca Digital da UPB
The black scale Saissetia oleea (Oliv.) is one of the most important components of the pest complex on olive trees. The aim of this work was to analyse the distribution of the several development stages of the insect on olive tree in the North-east of Portugal.