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Biocontrol of Non-Federal Weeds Environmental Assessments

January 2022: Field Release of Lophodiplosis indentata (Diptera: Cecidomyiidae), for classical biological control of Melaleuca quinquenervia (Myrtaceae), in the contiguous United States Final Environmental Assessment

February 2021: Field Release of the Beetle Lilioceris egena (Coleoptera: Chrysomelidae) for Classical Biological Control of Air Potato, Dioscorea bulbifera (Dioscoreaceae), in the Continental United States, Environmental Assessment,

December 2020: Field Release of the Plant Fungus Ramularia crupinae (Deuteromycotina) for Classical Biological Control of Common Crupina, Crupina vulgaris (Asteraceae), in the Contiguous United States. Environmental Assessment and Finding of Significant Impact 

January 2020: Field Release of the Knotweed Psyllid Aphalara itadori (Hemiptera: Psyllidae) for Classical Biological Control of Japanese, Giant, and Bohemian Knotweeds, Fallopia japonica, F. sachalinensis, and F. x bohemica (Polygonaceae), in the Contiguous United States. Environmental Assessment and Finding of No Significant Impact

October 2019: Field release of Sericothrips staphylinus (Thysanoptera: Thripidae) for biological control of gorse, Ulex europaeus (Fabaceae), in the contiguous United States.  Environmental Assessment and Finding of No Significant Impact, 

August 2019: Field release of Ceratapion basicorne (Coleoptera: Apionidae) for Biological Control of Yellow Starthistle (Centaurea solstitialis) in the Continental United States. Environmental Assessment and Finding of No Significant Impact, 

July 2019: Field release of the hoverfly Cheilosia urbana (Diptera: Syrphidae) for biological control of invasive Pilosella species hawkweeds (Asteraceae) in the contiguous United States Environmental Assessment and Finding of No Significant Impact July 2019

May 2019: Field Release of the Insects Calophya latiforceps (Hemiptera: Calophyidae) and Pseudophilothrips ichini (Thysanoptera: Phlaeothripidae) for Classical Biological Control of Brazilian Peppertree in the Contiguous United States Environmental Assessment and Finding of No Significant Impact, 

December 2016: Field release of the European leaf sheath mining midge, Lasioptera donacis Coutin (Diptera: Cecidomyiidae), for biological control of giant reed, Arundo donax L. (Poales: Poaceae) in the Contiguous United States Environmental Assessment and  Finding of No Significant Impact

October 2011: Field Release of Puccinia spegazzinii for Biological Control of Mikania micrantha in Guam and the Commonwealth of the Northern Mariana Islands Environmental Assessment and Finding of No Significant Impact

February 2011: Field Release of Lilioceris cheni Gressit & Kimoto (Coleoptera: Chrysomelidae) for Biological Control of Air Potato, Dioscorea bulbifera (Dioscoreaceae), in the Continental United States Environmental Assessment

February 2011: Field Release of the Gall Wasp, Aulacidea subterminalis (Hymenoptera: Cynipidae), for Biological Control of Invasive Hawkweeds (Hieracium spp.) in the Continental United States Environmental Assessment

December 2010: Field Release of the Arundo Scale, Rhizaspidiotus donacis (Hemiptera: Diaspididae), an Insect for Biological Control of Arundo donax (Poaceae) in the Continental United States Environmental Assessment and Finding of No Significant Impact,

January 2010: Field Release of Megamelus scutellaris, Berg (Hemiptera: Delphacidae), for Biological Control of Water Hyacinth Eichhornia crassipes Mart. (Solms) (Pontederiales: Pontederiaceae) in the Continental United States

April 2009: Field Release of Jaapiella ivannikovi (Diptera: Cecidomyiidae), an Insect for Biological Control of Russian Knapweed ( Acroptilon repens), in the Continental United States

April 2009: Field Release of the Arundo Wasp, Tetramesa romana (Hymenoptera: Eurytomidae), an Insect for Biological Control of Arundo donax (Poaceae), in the Continental United States, April 2009

June 2008: Field Release of Aulacidea acroptilonica (Hymenoptera: Cynipidae), an Insect for Biological Control of Russian Knapweed ( Acroptilon repens), in the Continental United States

December 2007: Field Release of Heteropsylla spinulosa (Homoptera: Psyllidae), a Non-indigenous Insect for Control of Giant Sensitive Plant, Mimosa diplotricha (Mimosaceae), in Guam and the Commonwealth of the Northern Mariana Islands

November 2007: Field Release Tectococcus ovatus (Homoptera: Eriococcidae) for biological control of strawberry guava, Psidium cattleianum Sabine (Myrtaceae), in Hawai'i

February 1996: Dalmatian Toadflax ( Linaria dalmatica)and Yellow Toadflax ( Linaria vulgaris). Field Release of the Exotic Weevil, Mecinus janthinus(Coleoptera:Curculionidae), for Biological Control of the Weeds Dalmatian Toadflax ( Linaria dalmatica)and Yellow Toadflax ( Linaria vulgaris) (Scrophulariceae)

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