The sweet potato (cotton) whitefly Bemisia tabaci is a major agricultural pest in various fields
and vegetable crops worldwide. It causes extensive damage by direct feeding on plants …

Bemisia tabaci has long been considered a complex species. It rose to global prominence in
the 1980s owing to the global invasion by the commonly named B biotype. Since then, the …

The highly polyphagous Old World cotton bollworm Helicoverpa armigera is a quarantine
agricultural pest for the American continents. Historically H. armigera is thought to have …

The biotype or host-races concept with respect to Bemisia tabaci is reviewed. The worldwide
dispersal and impact of the'b-biotype', the impact of the b-biotype on agriculture, molecular …

In recent years, a variety of molecular markers, based on microsatellites or simple sequence
repeats (SSRs) have become the markers of choice, thus necessitating their development …

Bemisia tabaci (Gennadius) currently is believed to be a species complex, with many
biotypes and two described extant cryptic species, B. tabaci and Bemisia argentifolii Bellows …

In recent years, considerable emphasis has been placed on the development of molecular
markers to be used for a variety of objectives. This review attempts to give an account of …

Abstract Mitochondrial 16S (~ 550 bp) and cytochrome oxidase I (COI)(~ 700 bp) sequences
were utilized as markers to reconstruct a phylogeography for representative populations or …

The worldwide distribution and extensive genetic diversity of the whitefly, Bemisia tabaci,
has long been recognized. However, the levels of separation within B. tabaci and the …

Eighteen populations of Bemisia tabaci, collected from different geographic locations (North
& Central America, the Caribbean, Africa, the Middle East, Asia and Europe), were studied to …