| transmission efficiency of tomato apex necrosis virus by bemisia tabaci (hemiptera: aleyrodidae) biotype b in tomato. | tomato apex necrosis virus (toanv) is a new virus that causes important damage in tomato crops from the culiacan valley, sinaloa, mexico. to understand the relationship between toanv and its vector bermisia tabaci (hemiptera: aleyrodidae) (gennadius) biotype b, laboratory and greenhouse trials were completed to: 1) determine the acquisition and inoculation access periods of toanv by b. tabaci from tomato to tomato, 2) understand the transmission efficiency at different b. tabaci population densi ... | 2013 | 24020266 |