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Biological control agents

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The following beneficial organisms were found and evaluated for biocontrol both at FuEDEI and at the quarantine facility of the destination country. The organisms were finally released in the field by the cooperator scientists at destination. Some of the beneficials, especially those against waterhyacinth and alligator weed, were redistributed in many countries in Central America, Africa and Asia.

The list below includes: scientific name of the beneficial organism, common name of the target pest, year and country of first release.

1- Agasicles hygrophila, alligator weed, 1964, USA.
2- Aminothrips andersonii, alligator weed, 1967, USA.
3- Orthogalumna terebrantis, waterhyacinth, 1968, USA.
4- Arcolla malloi, alligator weed, 1971, USA.
5- Neochetina eichorniae, waterhyacinth, 1972, USA.
6- Neochetina bruchi, waterhyacinth, 1974, USA.
7- Niphograpta albiguttalis, waterhyacinth, 1977, USA.
8- Disonycha argentinensis, alligator weed, 1980, Australia.
9- Xubida infusella, waterhyacinth, 1982, USA.
10- Neohydronomus affinis, waterlettuce, 1982, USA.
11- Heilipodus ventralis, snakeweed, 1988, USA.
12- Ontherus sulcator, dung, 1992, USA.
13- Gromphas lacordairei, dung, 1992, USA.
14- Penthobruchus germaini, retama, 1995, Australia.
15- Kneallhazia (=Thelohania) solenopsae, imported fire ants, 1996, USA.
16- Evippe sp., mesquite, 1998, Australia.
17- Prosopidopsilla flava, mesquite, 1998, Australia.
18- Pseudacteon curvatus biotype Buenos Aires, imported fire ants, 2000, USA.
19- Pseudacteon curvatus biotype Formosa, imported fire ants, 2000, USA.
20- Pseudacteon tricuspis, imported fire ants, 2003, USA.
21- Gratiana boliviana, tropical soda apple, 2003, USA.
22- Pseudacteon litoralis, imported fire ants, 2004, USA.
23- Pseudacteon obtusus, imported fire ants, 2008, USA.
24- Megamelus scutellaris, waterhyacinth, 2010, USA.
25- Pseudacteon cultellatus, imported fire ants, 2010, USA.
26- Eueupithecia cisplatensis, retama, 2013, Australia.
27- Liothrips tractabilis, pompom weed, 2013, South Africa.
28- Megamelus scutellaris, waterhyacinth, 2013, South Africa.