International Survey of Herbicide-Resistant Weeds

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Herbicide Resistant Weeds in Italy
Herbicide Resistant Weeds in Italy
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Herbicide Resistant Weeds in Italy
#SpeciesCommon NameFirst YearSite of Action
1 Solanum nigrumBlack NightshadeItaly 197824 Photosystem II inhibitors (C1/5)
113
2 Amaranthus hybridus (syn: quitensis)Smooth PigweedItaly 197824 Photosystem II inhibitors (C1/5)
114
3 Chenopodium albumCommon LambsquartersItaly 198224 Photosystem II inhibitors (C1/5)
116
4 Avena sterilisSterile OatItaly 199224 ACCase inhibitors (A/1)
1128
5 Alisma plantago-aquaticaCommon WaterplantainItaly 199424 ALS inhibitors (B/2)
1130
6 Schoenoplectus mucronatus (=Scirpus mucronatus)Ricefield BulrushItaly 199524 ALS inhibitors (B/2)
1129
7 Lolium perenne ssp. multiflorumItalian RyegrassItaly 199524 ACCase inhibitors (A/1)
8906
8 Papaver rhoeasCorn PoppyItaly 199824 ALS inhibitors (B/2)
1140
9 Phalaris paradoxaHood CanarygrassItaly 199824 ACCase inhibitors (A/1)
5108
10 Papaver rhoeasCorn PoppyItaly 199824 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Synthetic Auxins (O/4)
5679
11 Papaver rhoeasCorn PoppyItaly 199824 Synthetic Auxins (O/4)
5680
12 Amaranthus retroflexusRedroot PigweedItaly 199924 Photosystem II inhibitors (C1/5)
5115
13 Cyperus difformisSmallflower Umbrella SedgeItaly 199924 ALS inhibitors (B/2)
5155
14 Echinochloa crus-galli var. crus-galliBarnyardgrassItaly 200024 PSII inhibitor (Ureas and amides) (C2/7)
5114
15 Phalaris brachystachysShortspike CanarygrassItaly 200124 ACCase inhibitors (A/1)
5615
16 Lolium perenne ssp. multiflorumItalian RyegrassItaly 200224 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
1134
17 Amaranthus retroflexusRedroot PigweedItaly 200324 ALS inhibitors (B/2)
5248
18 Echinochloa erectaPollacci BarnyardgrassItaly 200424 Multiple Resistance: 2 Sites of Action
PSII inhibitor (Ureas and amides) (C2/7)
Cellulose inhibitors (L/26)
5254
19 Avena sterilisSterile OatItaly 200424 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
5632
20 Sorghum halepenseJohnsongrassItaly 200524 ACCase inhibitors (A/1)
5354
21 Echinochloa crus-galli var. crus-galliBarnyardgrassItaly 200524 ALS inhibitors (B/2)
5356
22 Lolium perenne ssp. multiflorumItalian RyegrassItaly 200524 ALS inhibitors (B/2)
8907
23 Echinochloa erectaPollacci BarnyardgrassItaly 200524 PSII inhibitor (Ureas and amides) (C2/7)
8909
24 Digitaria sanguinalisLarge CrabgrassItaly 200624 ACCase inhibitors (A/1)
5355
25 Sinapis arvensisWild MustardItaly 200624 ALS inhibitors (B/2)
5677
26 Lolium rigidumRigid RyegrassItaly 200724 EPSP synthase inhibitors (G/9)
5370
27 Sorghum halepenseJohnsongrassItaly 200724 ALS inhibitors (B/2)
8905
28 Avena sterilisSterile OatItaly 200724 ALS inhibitors (B/2)
8908
29 Lolium perenne ssp. multiflorumItalian RyegrassItaly 200824 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
EPSP synthase inhibitors (G/9)
8902
30 Echinochloa crus-galli var. crus-galliBarnyardgrassItaly 200924 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
5639
31 Alopecurus myosuroidesBlackgrassItaly 200924 ACCase inhibitors (A/1)
5681
32 Oryza sativa var. sylvaticaRed RiceItaly 201024 ALS inhibitors (B/2)
5614
33 Conyza canadensisHorseweedItaly 201124 EPSP synthase inhibitors (G/9)
5617
34 Echinochloa crus-galli var. crus-galliBarnyardgrassItaly 201124 ACCase inhibitors (A/1)
8904
35 Lolium perenne ssp. multiflorumItalian RyegrassItaly 201224 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
8903
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Wednesday, May 24, 2017 .  Available  www.weedscience.org
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