Common Name | Clopyralid |
Cas No. | 1702-17-6 |
Formulation | SL |
Application/Uses | Selective systemic herbicide, absorbed by the leaves and roots, with translocation both acropetally and basipetally, and accumulation in meristematic tissue. Exhibits an auxin-type reaction. Acts on cell elongation and respiration. Uses Post-emergence control of many annual and perennial broad-leaved weeds of the families Polygonaceae, Compositae, Leguminosae, and Umbelliferae, in sugar beet, fodder beet, oilseed rape, maize, cereals, brassicas, onions, leeks, strawberries and flax (at 70-300 g a.e./ha), and in grassland and non-crop land (at 300-560 g a.e./ha). Provides particularly good control of creeping thistle (Cirsium arvense), perennial sow-thistle, coltsfoot, mayweeds, and Polygonum spp. Phytotoxicity Good crop tolerance of graminaceous, cruciferous and chenopodiaceous crops |
ECOTOXICOLOGY |
Birds Acute oral LD50 for mallard ducks 1465, bobwhite quail >2000 mg/kg. Dietary LC50 (5 d) for mallard ducks and bobwhite quail >4640 mg/kg diet. Fish LC50 (96 h) for rainbow trout 103.5, bluegill sunfish 125.4 mg/l. Daphnia EC50 (48 h) 225 mg/l. EC50 (21 d) immobilisation 69, reproduction 80 mg/l; NOEC 17 mg/l. Algae EC50 (96 h) for Selenastrum capricornutum, cell count 6.9, cell volume 7.3 mg/l. Other aquatic spp. EC50 (14 d) for Lemna gibba 89 mg/l. Bees Non-toxic to bees. LD50 (48 h, oral and contact) >100 mg/bee. Worms LC50 (14 d) for earthworms >1000 mg/kg soil. Other beneficial spp. No effect on nitrification, nitrogen fixation or degradation of cellulose, starch, protein and leaf material at 1-10 ppm. |
Product Name | Specification |
Fomesafen | 98% TC , 25% SL , 480g/L SL |
2,4-D ACID | 98% TC , 860g/L SL, 720g/L SL |
Metribuzin | 95% TC , 70% WP , 70% WDG , 480g/L SC |
Amidosulfuron | 97% TC, 50% WDG |
Imazapic | 97% TC , 70% WDG , 70% WP, 240g/L SL |
Bispyribac-sodium | 97% TC , 400g/L SC , 25% WP , 100g/L SC |
Clethodim | 93% TC , 120g/L EC , 240g/L EC |
Linuron | 50% WP , 450g/L SC |
Bensulfuron-methyl | 97% TC , 30% WP , 20% WDG |
Fenoxaprop-P-butyl | 96% TC , 100g/L EC , 69g/L EW |
Tribenuron-methy | 97% TC , 75% WDG |
Dicamba | 98% TC , 96% TC , 480g/L SL |
Cyhalofop-butyl | 96% TC , 15% EW |
Clodinafop-propargyl | 95% TC , 15% WP , 15% EW , 300g/L EW |
Imazamox | 98% TC , 40g/L SL |
Atrazine | 97% TC , 80% WP , 50% WP , 500g/L SC |
S-metolachlor | 97% TC 960g/L EC |
Glufosinate-ammonium | 97% TC , 200g/L SL , 150g/L SL |
Quizalofop-P-ethyl | 96% TC , 100g/L EC , 50g/L EC |
Glyphosate | 95% TC 30% SL |
Haloxyfop-R-methyl | 90% TC , 108g/L EC |
Pendimethalin | 92% TC , 330g/L EC |
Acetochlor | 95% TC 900g/L EC , 500g/L EC |
Bentazone | 97% TC 480g/L SL |
Nicosulfuron | 97% TC , 75% WP , 40g/L OSC |
Imazapyr | 97% TC , 250g/L SL |
Clethodim | 240g/L EC, 120g/L EC |
Metolachlor | 97% TC , 960g/L EC , 720g/L EC |
Diquat | 40% TK , 200g/L SL , 150g/L SL |
Diuron | 98% TC , 80% WDG , 25% WP |
Paraquat | 42% TK , 200g/L SL |
Rimsulfuron | 95% TC , 25% WDG |
Butachlor | 95% TC , 900g/L EC , 500g/L EC |
Metazachlor | 97% TC , 500g/L SC |
Carfentrazone-ethyl | 40% WDG , 400g/L EC , 10% WP |
Metsulfuron-methyl | 96% TC , 60% WDG , 60% DF , 5% WDG |
Oxyfluorfen | 95% TC , 240g/L EC |
Imazathapyr | 98% TC , 70% WP , 16% WDG , 100g/L SL |
Halosulfuron | 97% TC , 75% WDG |
Terbuthylazine | 97% TC , 500g/L SC |