An aqueous composition comprising: agricultural water; and solids from a dispersion of acrylic copolymer, wherein the acrylic copolymer includes structural units derived from an acrylic acid monomer, structural units derived from acrylic ester monomer and structural units derived from a macromolecular group, and wherein solids from the dispersion of acrylic copolymer is from 50 parts per million to 100,000 parts per million based upon a total weight of the aqueous composition; wherein said acrylic acid monomer is a mono-ethylenically unsaturated carboxylic acid monomer or is selected from the group consisting of itaconic acid, fumaric acid, crotonic acid, acrylic acid, methacrylic acid, maleic acid, acryloxypropionic acid, citraconic acid, and combinations thereof, wherein said acrylic ester monomer is selected from the group consisting of esters of 2-propenoic acid, 2-methylpropenoic acid, and combinations thereof, or from the group consisting of Ci-Cs alkyl acrylates and/or C 1 -C 8 alkyl methacrylates, or from the group consisting of methyl acrylate, ethyl acrylate, butyl acrylate, 2-ethylhexyl acrylate, methyl methacrylate, ethyl methacrylate, butyl methacrylate, and combinations thereof; and wherein said macromolecular group is represented by either of the following structures: R a -(OR b ) x -(OR c ) y -OC(O)-CR d =CH 2 or R a -(OR b ) x -(OR c ) y -OC(O)-NH-C(CH 3 ) 2 -(Ph)-CR d =CH 2 , where R a is a C 8 -C 24 alkyl or aralkyl group, x + y is 3 to 100, R b and R c are each independently CH 2 CH 2 , CH 2 CH(CH 3 ), or CH 2 CH 2 CH 2 CH 2 , R d is H or C 1 -C 6 alkyl, and Ph is a phenylene group. agricultural water; and solids from a dispersion of acrylic copolymer, wherein the acrylic copolymer includes structural units derived from an acrylic acid monomer, structural units derived from acrylic ester monomer and structural units derived from a macromolecular group, and wherein solids from the dispersion of acrylic copolymer is from 50 parts per million to 100,000 parts per million based upon a total weight of the aqueous composition; wherein said acrylic acid monomer is a mono-ethylenically unsaturated carboxylic acid monomer or is selected from the group consisting of itaconic acid, fumaric acid, crotonic acid, acrylic acid, methacrylic acid, maleic acid, acryloxypropionic acid, citraconic acid, and combinations thereof, wherein said acrylic ester monomer is selected from the group consisting of esters of 2-propenoic acid, 2-methylpropenoic acid, and combinations thereof, or from the group consisting of Ci-Cs alkyl acrylates and/or C 1 -C 8 alkyl methacrylates, or from the group consisting of methyl acrylate, ethyl acrylate, butyl acrylate, 2-ethylhexyl acrylate, methyl methacrylate, ethyl methacrylate, butyl methacrylate, and combinations thereof; and wherein said macromolecular group is represented by either of the following structures: R a -(OR b ) x -(OR c ) y -OC(O)-CR d =CH 2 or R a -(OR b ) x -(OR c ) y -OC(O)-NH-C(CH 3 ) 2 -(Ph)-CR d =CH 2 , where R a is a C 8 -C 24 alkyl or aralkyl group, x + y is 3 to 100, R b and R c are each independently CH 2 CH 2 , CH 2 CH(CH 3 ), or CH 2 CH 2 CH 2 CH 2 , R d is H or C 1 -C 6 alkyl, and Ph is a phenylene group. <EOS>