Herbicide composition for lawn

Abstract

A herbicide composition for lawn characterized by containing iodosulfuron-methyl or its salt, and at least 1 kind of herbicidal compound selected from the group consisting of oxaziclomefone, fentrazamide, oxadiargyl, ethoxysulfuron, cafenstrole, indanofan, asulam, fenoxaprop, clethodim, ethofumesate, tribenuron-methyl, metsulfuron-methyl, thifensulfuron-methyl, bromoxynil, MCPA, 2,4-D, dicamba as effective components.

1 . A method for controlling a weed comprising applying
 (a) iodosulfuron-methyl or a salt thereof, and   (b) fenoxaprop.   
     
     
         2 . The method of  claim 1 , wherein said iodosulfuron-methyl or a salt thereof is iodosulfuron-methyl sodium salt. 
     
     
         3 . The method of  claim 1 , wherein components (a) and (b) are applied in a range from 0.001 kg-5 kg/ha as the total amount of said components of (a) and (b). 
     
     
         4 . The method of  claim 1 , wherein components (a) and (b) are applied in a mixed formulation comprising said components of (a) and (b). 
     
     
         5 . The method of  claim 1 , wherein components (a) and (b) are applied in a single formulation of each component (a) and (b). 
     
     
         6 . The method of  claim 1 , wherein components (a) and (b) are applied simultaneously. 
     
     
         7 . The method of  claim 1 , wherein components (a) and (b) are applied continuously. 
     
     
         8 . The method of  claim 1 , wherein components (a) and (b) are applied successively. 
     
     
         9 . The method of  claim 1 , wherein components (a) and (b) are applied to lawn. 
     
     
         10 . The method of  claim 1 , wherein said weed is selected from the group consisting of  Digitaria ciliayis  Koeler,  Eleusine indica  Gaertn.,  Setaria viridis  Beauv. var.  viridis, Poa annua  L.,  Alopecurus aequalis  Sobol. var  amurensis, Imperata cylindrica  Beau.,  Luzula capitata  Mig,  Cyperus rotundus  L.,  Cyperus brevifolius  Hassk. var.  leiolepis, Digitaria radicosa  Mig.,  Digitaria violascens, Setaria faberii  Herrm,  Rumex japonicus  Houtt.,  Portulaca oleracea  L. var.  oleracea, Stellaria neglecta  Weihe,  Kummerowia striata  Schindl.,  Euphorbia supina  Rafin,  Galinsoga ciliata  Blake,  Cerastium glomeratum  Thuill.,  Stellaria alsine  Grimm. var.  undulata  Ohwi,  Cardamine flexuosa  With.,  Capsella bursa - pastoris Medicus, Lamium amplexicaule  L.,  Veronica persica  Poir.,  Aster maaekii  Regel,  Oxalis corniculata  L.,  Hydrocotyle sibthorpioides  Lam.,  Plantago asiatica  L.,  Plantago lanceolata  L.,  Artemisia indica  Willd. var.  maximowiczii  Hara,  Erigeron philadelphicus  L.,  Rumex acetosa  L., and  Taraxacum officinale  Weber. 
     
     
         11 . The method of  claim 1 , wherein components (a) and (b) exhibit a synergistic effect. 
     
     
         12 . The method of  claim 1 , wherein components (a) and (b) are present in a ratio of 1:0.01-100 part by weight of components (a) to (b). 
     
     
         13 . A composition for controlling weeds comprising
 (a) iodosulfuron-methyl or a salt thereof, and   (b) fenoxaprop.   
     
     
         14 . The composition of  claim 13 , wherein said iodosulfuron-methyl or a salt thereof is iodosulfuron-methyl sodium salt. 
     
     
         15 . The composition of  claim 13 , wherein components (a) and (b) exhibit a synergistic effect. 
     
     
         16 . The composition of  claim 13 , wherein components (a) and (b) are present in a ratio of 1:0.01-100 part by weight of components (a) to (b). 
     
     
         17 . The composition of  claim 13 , further comprising an extender. 
     
     
         18 . The composition of  claim 17 , wherein said extender is a diluent, surfactant, emulsifier, and/or dispersant. 
     
     
         19 . A method of preparing a composition for controlling weeds comprising mixing
 (a) iodosulfuron-methyl or a salt thereof,   (b) fenoxaprop; and   (c) an extender.   
     
     
         20 . The method of preparing a composition of  claim 19 , wherein said composition is in the form of a ready-to-use solution, emulsifiable concentrate, suspension, powders, wettable powder, or granules.