| 摘要 |
<p>New herbicidal combinations consist of (A) a herbicidally active amt. of N- (4-methoxy-6-methyl-1,3,5-triazin-2-yl)aminocarbonyl -2-chloro- benzene-sulphonamide (Ia) or N- (4,6-dimethoxy-1,3,5-triazin-2-yl)aminocarbonyl -2-chlorobenze- nesulphonamide (Ib) and (B) a herbicidally active amt. of 1-n-butyl-3-(3,4-dichlorophenyl)-1-methyl-urea (IIa), N'-(3-chloro-4-methylphenyl)-N,N-dimethyl-urea (IIb), N'-(3-chloro-4-methoxyphenyl)-N,N-dimethyl-urea (IIc), 1,3-dimethyl-3-(2-benzothiazolyl)-urea (IId), alpha, alpha, alpha-trifluoro-2,6-dinitro-N,N-dipropyl-p-toluidine (IIe), 2,4-dichlorophenyl p-nitrophenyl ether (IIf), 1,3-dichloro-2-(4-chloro-2-fluorophenyl)-4,5,6,7-tetrahydro-2H-in- dazole (IIg), S-(2,2,3-trichloroallyl)-diisopropylthiocarbamate (IIh), N-(4-isopropylphenyl)-N',N'-dimethylurea (IIi), 2-(4-chloro-2-methylphenoxy)porpionic acid (IIj), (2,4-dichlorophenoxy)acetic acid (IIk), 2-(2,4-dichloro-phenoxy)propionic acid (IIl), 4-hydroxy-3,5-diiodo-benzonitrile (IIm), 3,5-dibromo-4-hydroxybenzonitrile (IIn), 4-chloro-2-butynyl m-chlorocarbonilate (IIo), 2-chloro-3-(4-chlorophenyl)methylpropionate (IIp), ethyl N-benzoyl-N-(3,4-dichlorophenyl)-2aminopropionate (IIq), 1,2-dimethyl-3,5-diphenyl-1H-pyrazolium methylsulphate (IIr), isopropyl 2-(N-benzoyl-3-chloro-4-fluoroanilino)propionate (IIs), 3-isopropyl-1H-2,1,3-benzothiadiazine-4(3H)-one, 2,2-dioxide (IIt), 3,6-dichloro-o-anisic acid (IIu), 2-t-butyl-4,6-dinitrophenyl acetate (IIv), 2-sec. butyl-4,6-dinitrophenol (IIw) or 2-(t-butylamino)-4-ethylamino-6-methylthio-s-triazine (IIx). Selective herbicides for use in cereals such as wheat, barley and oat. Rate of application is pref. 20-240 (esp. 30-225) g (Ia,b)/hectane, (IIa-x) (which are commercially available herbicides) being applied at conventional rates.</p> |
