How to get rid of whiteflies invasion

[Massimo Delledonne]

We have a incredible whiteflies invasion in hour greenhouse and we are loosing a lot of transgenic tobacco and tomato .....
Anybody knows how to kill this terrible bug?

Thanks in advance .....

Massimo Delledonne

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|                                              
|  Massimo Delledonne, PhD                     
| Istituto di Genetica vegetale              
|  Universita' Cattolica S.C. Piacenza -ITALY- 
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|  Internet  delle at pc.unicatt.it