Herbicidal compositions for tolerant or resistant maize crops

Abstract

Herbicide combinations (A)+(B), if appropriate in the presence of safeners, with an effective content of (A) broad-spectrum herbicides from the group (A1) glufosinate (salts) and related compounds (A2) glyphosate (salts) and related compounds such as sulfosate, (A3) imidazolinones, (A4) herbicidal azoles from the group of the protoporphyrinogen oxidase inhibitors (PPO inhibitors) (A5) cyclohexanedione herbicides and (A6) heteroaryloxyphenoxypropionic acid herbicides and (B) one or more herbicides from the group of the compounds consisting of (B0) one or more structurally different herbicides from the abovementioned group (A) or (B1) foliar- and soil-acting herbicides against monocotyledonous and dicotyledonous harmful plants or (B2) herbicides which can be employed selectively in maize against dicots, or (B3) foliar- and soil-acting herbicides which can be employed selectively in maize, predominantly against dicotyledonous harmful plants, or herbicides from several of groups (B0) to (B3) are suitable for controlling harmful plants in maize which consists of tolerant or resistant mutants or transgenic maize plants and the maize crops are tolerant to the herbicides (A) and (B), if appropriate in the presence of safeners, which are contained in the combination.

1 - 12 . (canceled)  
   
   
       13 . A method for controlling harmful plants in maize crops in an area under cultivation which comprises applying an effective amount of a herbicidal combination to the harmful plants, seeds of the maize crops or the area or the area under cultivation, wherein said herbicidal combination comprises a synergistically effective amount of 
 (IA) one or more herbicides from the group consisting of compounds of the formula (A1),                        in which Z is a radical of the formula —OH or a peptide radical of the formula —NHCH(CH 3 )CONHCH(CH 3 )COOH or —NHCH(CH 3 )CONHCH[CH 2 CH(CH 3 ) 2 ]COOH, and their esters and salts and other phosphinothricin derivatives, and      (IB) one or more herbicides selected from the group consisting of 
 (B1) atrazine, terbuthylazine, acetochlor, metolachlor, terbutryn, nicosulfuron, primisulfuron, dimethenamid, and simazine;  
 (B2) pendimethalin, pyridate, iodosulfuron, isoxaflutole and flumetsulam; and  
 (B3) bromoxynil, dicamba, clopyralid and prosulfuron;  
 or, where applicable, ester or salts of these herbicides; or  
   (IIA) one or more herbicides from the group consisting of compounds of the formula (A2) and their salts,                          and    (IIB) one or more herbicides selected from the group consisting of 
 (B1) atrazine, terbuthylazine, acetochlor, metolachlor, terbutryn, primisulfuron, dimethenamid and simazine,  
 (B2) pyridate and iodosulfuron, and  
 (B3) dicamba and prosulfuron,  
   or, where applicable, ester or salts of these herbicides; or    (IIIA) one or more compounds from the group consisting of herbicides of imidazolinones (A3) and salts thereof, and    (IIIB) one or more herbicides selected from the group consisting of 
 (B1) acetochlor, metolachlor, nicosulfuron, rimsulfuron, primisulfuron and sulcotrione;  
 (B2) pendimethalin, pyridate and flumetsulam and  
 (B3) bromoxynil, dicamba, 2,4-D, prosulfuron and thifensulfuron,  
 and additionally in case that (A3) is imazamethabenz, (B2) iodosulfuron, or, where applicable, ester or salts of these herbicides;  
   and, optionally one or more safeners,    wherein the maize crops are tolerant to the herbicides (A) and (B) which form a constituent of the combination.    
   
   
       14 . The method as claimed in  claim 13 , wherein 
 the (IA) herbicides are selected from the group consisting of 
 (A1.1) glufosinate acid  
 (A1.2) glufosinate-monoammonium salt,  
 (A1.3) L-glufosinate  
 (A1.4) L-glufosinate monoammonium salt,  
 (A1.5) bialaphos (or bilanafos) or its sodium salt; and  
   the (IIA) herbicides are selected from the group consisting of 
 (A2.1) glyphosate acid,  
 (A2.2) glyphosate-monoisopropylammonium salt,  
 (A2.3) glyphosate-sodium salt,  
 (A2.4) sulfosate; and  
   the (IIIA) herbicides are selected from the group consisting of 
 (A3.1) imazapyr and its salts and esters,  
 (A3.2) imazethapyr and its salts and esters,  
 (A3.3) imazamethabenz and its salts and esters,  
 (A3.4) imazamethabenz-methyl,  
 (A3.5) imazamox and its salts and esters,  
 (A3.6) imazaquin and its salts and esters,  
 (A3.7) imazapic (AC 263,222) and its salts and esters.  
   
   
   
       15 . The method as claimed in  claim 13 , wherein the herbicide (IA) is glufosinate-ammonium.  
   
   
       16 . The method as claimed in  claim 13 , wherein the herbicide (IIA) is glyphosate-isopropylammonium.  
   
   
       17 . The method as claimed in  claim 13 , wherein the herbicidal combination is used together with other crop protection active ingredients additionally.  
   
   
       18 . The method as claimed in  claim 13 , wherein the herbicidal combination is used together with adjuvants and formulation auxiliaries conventionally used in crop protection.  
   
   
       19 . A method for controlling harmful plants in maize crops in an area under cultivation which comprises applying an effective amount of a herbicidal combination to the harmful plants, seeds of the maize crops or the area or the area under cultivation, wherein said herbicidal combination comprises a synergistically effective amount of 
 (IA) one or more herbicides from the group consisting of compounds of the formula (A1),                        in which Z is a radical of the formula —OH or a peptide radical of the formula —NHCH(CH 3 )CONHCH(CH 3 )COOH or —NHCH(CH 3 )CONHCH[CH 2 CH(CH 3 ) 2 ]COOH, and their esters and salts and other phosphinothricin derivatives, and      (IB) one or more herbicides selected from the group consisting of 
 (B1) atrazine, terbuthylazine, acetochlor, metolachlor, terbutryn, nicosulfuron, primisulfuron, dimethenamid, and simazine;  
 (B2) pendimethalin, pyridate, iodosulfuron, isoxaflutole and flumetsulam; and  
 (B3) bromoxynil, dicamba, clopyralid and prosulfuron;  
 or, where applicable, ester or salts of these herbicides;  
   and, optionally one or more safeners,    wherein the maize crops are tolerant to the herbicides (A) and (B) which form a constituent of the combination.    
   
   
       20 . The method as claimed in  claim 19 , wherein 
 the (IA) herbicides are selected from the group consisting of 
 (A1.1) glufosinate acid  
 (A1.2) glufosinate-monoammonium salt,  
 (A1.3) L-glufosinate  
 (A1.4) L-glufosinate monoammonium salt,  
 (A1.5) bialaphos (or bilanafos) or its sodium salt.  
   
   
   
       21 . The method as claimed in  claim 19 , wherein the herbicide (IA) is glufosinate-ammonium.  
   
   
       22 . The method as claimed in  claim 19 , wherein the herbicidal combination is used together with other crop protection active ingredients additionally.  
   
   
       23 . The method as claimed in  claim 19 , wherein the herbicidal combination is used together with adjuvants and formulation auxiliaries conventionally used in crop protection.  
   
   
       24 . A method for controlling harmful plants in maize crops in an area under cultivation which comprises applying an effective amount of a herbicidal combination to the harmful plants, seeds of the maize crops or the area or the area under cultivation, wherein said herbicidal combination comprises a synergistically effective amount of 
 (IIA) one or more herbicides from the group consisting of compounds of the formula (A2) and their salts,                        and      (IIB) one or more herbicides selected from the group consisting of 
 (B1) atrazine, terbuthylazine, acetochlor, metolachlor, terbutryn, primisulfuron, dimethenamid and simazine,  
 (B2) pyridate and iodosulfuron, and  
 (B3) dicamba and prosulfuron,  
 or, where applicable, ester or salts of these herbicides;  
   and, optionally one or more safeners,    wherein the maize crops are tolerant to the herbicides (A) and (B) which form a constituent of the combination.    
   
   
       25 . The method as claimed in  claim 24 , wherein 
 the (IIA) herbicides are selected from the group consisting of 
 (A2.1) glyphosate acid,  
 (A2.2) glyphosate-monoisopropylammonium salt,  
 (A2.3) glyphosate-sodium salt,  
 (A2.4) sulfosate.  
   
   
   
       26 . The method as claimed in  claim 24 , wherein the herbicide (IIA) is glyphosate-isopropylammonium.  
   
   
       27 . The method as claimed in  claim 24 , wherein the herbicidal combination is used together with other crop protection active ingredients additionally.  
   
   
       28 . The method as claimed in  claim 24 , wherein the herbicidal combination is used together with adjuvants and formulation auxiliaries conventionally used in crop protection.  
   
   
       29 . A method for controlling harmful plants in maize crops in an area under cultivation which comprises applying an effective amount of a herbicidal combination to the harmful plants, seeds of the maize crops or the area or the area under cultivation, wherein said herbicidal combination comprises a synergistically effective amount of 
 (IIIA) one or more compounds from the group consisting of herbicides of imidazolinones (A3) and salts thereof, and    (IIIB) one or more herbicides selected from the group consisting of 
 (B1) acetochlor, metolachlor, nicosulfuron, rimsulfuron, primisulfuron and sulcotrione;  
 (B2) pendimethalin, pyridate and flumetsulam and  
 (B3) bromoxynil, dicamba, 2,4-D, prosulfuron and thifensulfuron, and additionally in case that (A3) is imazamethabenz, (B2) iodosulfuron,  
 or, where applicable, ester or salts of these herbicides;  
   and, optionally one or more safeners,    wherein the maize crops are tolerant to the herbicides (A) and (B) which form a constituent of the combination.    
   
   
       30 . The method as claimed in  claim 29 , wherein 
 the (IIIA) herbicides are selected from the group consisting of 
 (A3.1) imazapyr and its salts and esters,  
 (A3.2) imazethapyr and its salts and esters,  
 (A3.3) imazamethabenz and its salts and esters,  
 (A3.4) imazamethabenz-methyl,  
 (A3.5) imazamox and its salts and esters,  
 (A3.6) imazaquin and its salts and esters,  
 (A3.7) imazapic (AC 263,222) and its salts and esters.  
   
   
   
       31 . The method as claimed in  claim 29 , wherein the herbicidal combination is used together with other crop protection active ingredients additionally.  
   
   
       32 . The method as claimed in  claim 29 , wherein the herbicidal combination is used together with adjuvants and formulation auxiliaries conventionally used in crop protection.