Methods and compositions for weed control
First Claim
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1. A method of plant control comprising:
- topically applying to a surface of a herbicide resistant plant a herbicidal composition comprising a polynucleotide, an organosilicone surfactant, and a nonpolynucleotide herbicide that is an inhibitor of a protein imported into a chloroplast, wherein said polynucleotide is identical or complementary to at least 21 contiguous nucleotides of a sequence of a gene encoding for a component of a chloroplast protein import system selected from the group consisting of a translocon at the outer envelope membrane of a chloroplast (TOC), a translocon at the inner envelope membrane of a chloroplast (TIC), a stroma processing peptidase (SPP), and a chaperone like protein associated with the chloroplast protein import system, and wherein said herbicide resistant plant is more sensitive to said nonpolynucleotide herbicide, relative to an untreated herbicide resistant plant.
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Abstract
Provided are novel compositions for use to herbicide activity. Specifically, the present application describes methods and compositions that modulate the expression of a plastid protein import system of a plant. Also provided are combinations of compositions and methods that enhance weed control.
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Citations
36 Claims
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1. A method of plant control comprising:
- topically applying to a surface of a herbicide resistant plant a herbicidal composition comprising a polynucleotide, an organosilicone surfactant, and a nonpolynucleotide herbicide that is an inhibitor of a protein imported into a chloroplast, wherein said polynucleotide is identical or complementary to at least 21 contiguous nucleotides of a sequence of a gene encoding for a component of a chloroplast protein import system selected from the group consisting of a translocon at the outer envelope membrane of a chloroplast (TOC), a translocon at the inner envelope membrane of a chloroplast (TIC), a stroma processing peptidase (SPP), and a chaperone like protein associated with the chloroplast protein import system, and wherein said herbicide resistant plant is more sensitive to said nonpolynucleotide herbicide, relative to an untreated herbicide resistant plant.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 33, 34)
- 29. A herbicidal composition comprising an admixture of a polynucleotide and a nonpolynucleotide herbicide that is an inhibitor of a protein imported into a chloroplast, wherein said polynucleotide is identical or complementary to at least 21 contiguous nucleotides of a sequence of a gene encoding for a component of a chloroplast protein import system selected from the group consisting of a translocon at the outer envelope membrane of a chloroplast (TOC), a translocon at the inner envelope membrane of a chloroplast (TIC), a stroma processing peptidase (SPP), and a chaperone like protein associated with the chloroplast protein import system, and upon a topical application of said herbicidal composition to a surface of a herbicide resistant plant, said herbicide resistant plant is more sensitive to said nonpolynucleotide herbicide, relative to an untreated herbicide resistant plant.
Specification