Herbicide tolerant brassica juncea and method of production

Abstract

The invention is in the field of Brassica juncea breeding (i.e., Brassica breeding), specifically relating to the development of stable herbicide tolerant Brassica juncea lines, plants and plant parts. A method of producing stable herbicide tolerant Brassica juncea lines, plants and plant parts is also provided.

What is claimed is:  
     
         1 . A  Brassica juncea  plant tolerant to a level of herbicide that prevents or inhibits the growth of a wild-type  Brassica juncea  plant.  
     
     
         2 . The plant of  claim 1  wherein the herbicide is an imidazolinone herbicide.  
     
     
         3 . The plant of  claim 1  wherein the herbicide is a sulfonyl urea herbicide.  
     
     
         4 . The plant of  claim 1  wherein the herbicide tolerance is developed by non-transgenic means.  
     
     
         5 . The plant of  claim 4  wherein the non-transgenic means is mutagenesis.  
     
     
         6 . Pollen of the plant of  claim 1 .  
     
     
         7 . An ovule of the plant of  claim 1 .  
     
     
         8 . A tissue culture of the plant of  claim 1 .  
     
     
         9 . A progeny plant derived from the plant of  claim 1 .  
     
     
         10 . A progeny plant derived from the plant of  claim 1 , wherein the progeny plant retains substantially all of the herbicide tolerance of the plant of  claim 1 .  
     
     
         11 . A progeny plant derived from the plant of  claim 1 , wherein the progeny plant contains one or more transgenes.  
     
     
         12 . A  Brassica juncea  seed that, when planted, will produce a  Brassica juncea  plant tolerant to a level of herbicide that prevents or inhibits the growth of a wild-type  Brassica juncea  plant.  
     
     
         13 . The seed of  claim 12  wherein the herbicide is an imidazolinone herbicide.  
     
     
         14 . The seed of  claim 12  wherein the herbicide is a sulfonyl urea herbicide.  
     
     
         15 . The seed of  claim 12  wherein the herbicide tolerance is developed by non-transgenic means.  
     
     
         16 . A  Brassica juncea  plant material tolerant to a level of herbicide which prevents or inhibits the growth of wild-type  Brassica juncea  plant material.  
     
     
         17 . The plant material of  claim 16  wherein the herbicide is an imidazolinone herbicide.  
     
     
         18 . The plant material of  claim 16  wherein the herbicide is a sulfonyl urea herbicide.  
     
     
         19 . The plant material of  claim 16  wherein the herbicide tolerance is developed by non-transgenic means.  
     
     
         20 . The plant material of  claim 16  wherein the plant material is a full grown plant or its parts.  
     
     
         21 . The plant material of  claim 16  wherein the plant material is an immature plant or its parts.  
     
     
         22 . The plant material of  claim 16  wherein the plant material is a seed or its parts.  
     
     
         23 . The plant material of  claim 22  wherein the seed or its parts are mature.  
     
     
         24 . The plant material of  claim 22  wherein the seed or its parts are immature.  
     
     
         25 . An herbicide tolerant  Brassica juncea  line designated 98SJ-23841, representative seed of the line having been deposited under ATCC accession No. PTA-1406.  
     
     
         26 . A  Brassica juncea  plant or its parts produced by the seed of  claim 25 .  
     
     
         27 . Pollen of the plant of  claim 26 .  
     
     
         28 . An ovule of the plant of  claim 26 .  
     
     
         29 . A tissue culture of the plant of  claim 26 .  
     
     
         30 . A method for producing a Brassica line 98SJ-23841-derived Brassica plant, comprising: 
 (a) crossing Brassica line 98SJ-23841 with a second Brassica plant to yield progeny Brassica seed; and    (b) growing said progeny Brassica seed to yield the Brassica line 98SJ-23841-derived Brassica plant.    
     
     
         31 . A Brassica plant or parts thereof, produced by the method of  claim 30 .  
     
     
         32 . The method of  claim 30 , further comprising: 
 (a) crossing the Brassica line 98SJ-23841-derived Brassica plant of (b) or (d) with itself or another Brassica plant to yield additional Brassica line 98SJ-23841-derived progeny Brassica seed;    (b) growing the progeny Brassica seed of step (c) to yield an additional Brassica line 98SJ-23841-derived Brassica plant; and    (c) repeating the crossing and growing steps of (c) and (d) from 0 to 5 times to produce further Brassica line 98SJ-23841-derived Brassica plants.    
     
     
         33 . A Brassica plant or parts thereof, produced by the method of  claim 32 .  
     
     
         34 . The plant or plant parts of  claim 33 , wherein the plant or plant parts retain substantially all of the herbicide tolerance of Brassica line 98SJ-23841.  
     
     
         35 . The plant or plant parts of  claim 34 , wherein the herbicide tolerance retained by the plant or plant parts is imidazolinone tolerance.  
     
     
         36 . The plant or plant parts of  claim 33 , wherein the plant or plant parts contain one or more transgenes.  
     
     
         37 . An herbicide tolerant  Brassica juncea  line designated 98SJ-23844, representative seed of the line having been deposited under ATCC accession No. PTA-1407.  
     
     
         38 . A  Brassica juncea  plant or its parts produced by the seed of  claim 37 .  
     
     
         39 . Pollen of the plant of  claim 38 .  
     
     
         40 . An ovule of the plant of  claim 38 .  
     
     
         41 . A tissue culture of the plant of  claim 38 .  
     
     
         42 . A method for producing a Brassica line 98SJ-23844-derived Brassica plant, comprising: 
 (a) crossing Brassica line 98SJ-23844 with a second Brassica plant to yield progeny Brassica seed; and    (b) growing said progeny Brassica seed to yield the Brassica line 98SJ-23844-derived Brassica plant.    
     
     
         43 . A Brassica plant or parts thereof, produced by the method of  claim 42 .  
     
     
         44 . The method of  claim 42 , further comprising: 
 (a) crossing the Brassica line 98SJ-23844-derived Brassica plant of (b) or (d) with itself or another Brassica plant to yield additonal Brassica line 98SJ-23844-derived progeny Brassica seed;    (b) growing the progeny Brassica seed of step (c) to yield an additional Brassica line 98SJ-23844-derived Brassica plant; and    (c) repeating the crossing and growing steps of (c) and (d) from 0 to 5 times to produce further Brassica line 98SJ-23844-derived Brassica plants.    
     
     
         45 . A Brassica plant or parts thereof, produced by the method of  claim 44 .  
     
     
         46 . The plant or plant parts of  claim 45 , wherein the plant or plant parts retain substantially all of the herbicide tolerance of Brassica line 98SJ-23844.  
     
     
         47 . The plant or plant parts of  claim 46 , wherein the herbicide tolerance retained by the plant or plant parts is imidazolinone tolerance.  
     
     
         48 . The plant or plant parts of  claim 45 , wherein the plant or plant parts contain one or more transgenes.  
     
     
         49 . A herbicide tolerant  Brassica juncea  line designated 98SJ-23845, representative seed of the line having been deposited under ATCC accession No. PTA-1408.  
     
     
         50 . A  Brassica juncea  plant or its parts produced by the seed of  claim 49 .  
     
     
         51 . Pollen of the plant of  claim 50 .  
     
     
         52 . An ovule of the plant of  claim 50 .  
     
     
         53 . A tissue culture of the plant of  claim 50 .  
     
     
         54 . A method for producing a Brassica line 98SJ-23845-derived Brassica plant, comprising: 
 (a) crossing Brassica line 98SJ-23845 with a second Brassica plant to yield progeny Brassica seed; and    (b) growing said progeny Brassica seed to yield the Brassica line 98SJ-23845-derived Brassica plant.    
     
     
         55 . A Brassica plant, or parts thereof, produced by the method of  claim 54 .  
     
     
         56 . The method of  claim 54 , further comprising: 
 (a) crossing the Brassica line 98SJ-23845-derived Brassica plant of (b) or (d) with itself or another Brassica plant to yield additional Brassica line 98SJ-23845-derived progeny Brassica seed;    (b) growing the progeny Brassica seed of step (c) to yield an additional Brassica line 98SJ-23845-derived Brassica plants; and    (c) repeating the crossing and growing steps of (c) and (d) from 0 to 5 times to produce further Brassica line 98SJ-23845-derived Brassica plants.    
     
     
         57 . A Brassica plant, or parts thereof, produced by the method of  claim 56 .  
     
     
         58 . The plant or plant parts of  claim 57 , where the plant or plant parts retain substantially all of the herbicide tolerance of Brassica line 98SJ-23845.  
     
     
         59 . The plant or plant parts of  claim 58 , wherein the herbicide tolerance retained by the plant or the plant parts is imidazolinone tolerance.  
     
     
         60 . The plant or plant parts of  claim 57 , wherein the plant or plant parts contain one or more transgenes.  
     
     
         61 . A method of producing herbicide tolerance in  Brassica juncea  which comprises: 
 (a) hybridizing an herbicide tolerant  Brassica napus  plant and a  Brassica juncea  plant to produce hybrid plant material, and    (b) selecting hybrid plant material that retains the morphological or genotypic characteristics of  Brassica juncea  and is tolerant to a level of herbicide which prevents or inhibits the growth of a wild-type  Brassica juncea  plant.    
     
     
         62 . The method of  claim 61  wherein the herbicide is an imidazolinone herbicide.  
     
     
         63 . The method of  claim 61  wherein the herbicide is a sulfonyl urea herbicide.  
     
     
         64 . The method of  claim 61  wherein the  Brassica juncea  is the female in the hybridization.  
     
     
         65 . The method of  claim 61  wherein the  Brassica juncea  is the male in the hybridization.  
     
     
         66 . The method of  claim 61  wherein the herbicide tolerance of the  Brassica napus  plant is not developed through transgenic means.  
     
     
         67 . The method of  claim 61  wherein the hybrid plant material is a full grown plant or its parts.  
     
     
         68 . The method of  claim 61  wherein the hybrid plant material is an immature plant or its parts.  
     
     
         69 . The method of  claim 61  wherein the hybrid plant material is a seed or its parts.  
     
     
         70 . The method of  claim 61  wherein the hybrid plant material is an immature seed or its parts.  
     
     
         71 . A method for controlling weeds growing with  Brassica juncea  which comprises: 
 (a) growing the plants of  claim 2 , and    (b) using an imidazolinone herbicide to control weeds.    
     
     
         72 . A method for controlling weeds growing with  Brassica juncea  which comprises: 
 (a) growing the plants of  claim 3 , and    (b) using a sulfonyl urea herbicide to control weeds.    
     
     
         73 . A  Brassica juncea  plant tolerant to a level of herbicide that prevents or inhibits the growth of a wild-type  Brassica juncea  plant, the herbicide tolerant  Brassica juncea  plant developed by crossing a herbicide tolerant  Brassica napus  plant with a  Brassica juncea  plant.  
     
     
         74 . The plant of  claim 73  wherein the herbicide is an imidazolinone herbicide.  
     
     
         75 . The plant of  claim 73  wherein the herbicide is a sulfonyl urea herbicide.  
     
     
         76 . The plant of  claim 73 , wherein the herbicide tolerant  Brassica napus  plant was developed by non-transgenic means.  
     
     
         77 . The plant of  claim 76  wherein the non-transgenic means is mutagenesis.  
     
     
         78 . A method of transferring a mutagenic trait into  Brassica juncea , which comprises: 
 (a) developing a mutagenic trait in a plant of a first species other than  Brassica juncea;      (b) crossing the plant of the first species containing the mutagenic trait with a  Brassica juncea  plant to yield  Brassica juncea  derived seed containing the mutagenic trait;    (c) growing the  Brassica juncea  derived seed of Step (b) to yield  Brassica juncea  derived plant; and    (d) backcrossing the  Brassica juncea  derived plane with a  Brassica juncea  plant and repeating the backcross from 0 to 7 times to generate stable progeny plants with a  Brassica juncea  phenotype and the mutagenic trait of the plant of the first species.    
     
     
         79 . The plant produced by the method of  claim 78.