The invention relates to an agrochemical composition comprising a compound of formula (I) [R-(A).sub.x-OSO.sub.3.sup.−]-M.sup.+ (I); wherein M.sup.+ is a monoethanolammonium cation, and wherein the further variables have a meaning as defined herein. It also relates to an adjuvant solution comprising said compound of formula (I) and an organic solvent. Other objects are a compound of formula (I), wherein R is a linear alkyl and M.sup.+ is ethanolammonium and wherein the other variables have a meaning as defined herein; and a method of controlling undesired vegetation, and/or for regulating the growth of plants, wherein the agrochemical composition is allowed to act on the respective pests, their environment, or the crop plants to be protected from the respective pest, on the soil and/or on the crop plants and/or on their environment.

The invention relates to an agrochemical composition comprising a compound of formula (I) [R-(A).sub.x-OSO.sub.3.sup.−]-M.sup.+ (I); wherein M.sup.+ is a monoethanolammonium cation, and wherein the further variables have a meaning as defined herein. It also relates to an adjuvant solution comprising said compound of formula (I) and an organic solvent. Other objects are a compound of formula (I), wherein R is a linear alkyl and M.sup.+ is ethanolammonium and wherein the other variables have a meaning as defined herein; and a method of controlling undesired vegetation, and/or for regulating the growth of plants, wherein the agrochemical composition is allowed to act on the respective pests, their environment, or the crop plants to be protected from the respective pest, on the soil and/or on the crop plants and/or on their environment.

The invention belongs to the technical field of agricultural chemicals, and in particular relates to a pyridazinol compound represented by the Formula I, a derivative, preparation method, herbicidal composition and use thereof. The compound, derivative and herbicidal composition thereof have very high herbicidal activity and selectivity, and are safe for crops,

##STR00001##

The invention belongs to the technical field of agricultural chemicals, and in particular relates to a pyridazinol compound represented by the Formula I, a derivative, preparation method, herbicidal composition and use thereof. The compound, derivative and herbicidal composition thereof have very high herbicidal activity and selectivity, and are safe for crops,

##STR00001##

Nanostructured materials based on niobium oligomers, organic cations, quaternary ammonium salts and copper cations (Cu.sup.2+) with high foliar antifungal activity, which can also be used as biomarkers.

Nanostructured materials based on niobium oligomers, organic cations, quaternary ammonium salts and copper cations (Cu.sup.2+) with high foliar antifungal activity, which can also be used as biomarkers.

A compound represented by a formula (I) or a salt thereof; and a herbicide containing at least one selected from the group consisting of the compound and a salt thereof as an active ingredient.

##STR00001##

wherein R.sup.a and R.sup.b each independently represent a hydrogen atom, a substituted or unsubstituted C.sub.1-6 alkyl group, or the like; X.sup.1 and X.sup.2 each independently represent a hydrogen atom, a substituted or unsubstituted C.sub.1-6 alkyl group, or the like; X.sup.3 represents a hydrogen atom, a substituted or unsubstituted C.sub.1-6 alkyl group, or a halogeno group; X.sup.4 represents a hydrogen atom or a halogeno group; R.sup.2 represents a substituted or unsubstituted C.sub.1-6 alkyl group, or the like; Q represents a group represented by a formula (Q1), or the like; and in the formula (Q1), an asterisk (*) indicates a bonding position with an R.sup.a-substituted nitrogen atom, and each R.sup.1 independently represents a hydrogen atom or a substituted or unsubstituted C.sub.1-6 alkyl group.

A compound represented by a formula (I) or a salt thereof; and a herbicide containing at least one selected from the group consisting of the compound and a salt thereof as an active ingredient.

##STR00001##

wherein R.sup.a and R.sup.b each independently represent a hydrogen atom, a substituted or unsubstituted C.sub.1-6 alkyl group, or the like; X.sup.1 and X.sup.2 each independently represent a hydrogen atom, a substituted or unsubstituted C.sub.1-6 alkyl group, or the like; X.sup.3 represents a hydrogen atom, a substituted or unsubstituted C.sub.1-6 alkyl group, or a halogeno group; X.sup.4 represents a hydrogen atom or a halogeno group; R.sup.2 represents a substituted or unsubstituted C.sub.1-6 alkyl group, or the like; Q represents a group represented by a formula (Q1), or the like; and in the formula (Q1), an asterisk (*) indicates a bonding position with an R.sup.a-substituted nitrogen atom, and each R.sup.1 independently represents a hydrogen atom or a substituted or unsubstituted C.sub.1-6 alkyl group.

Provided are a herbicidal composition having excellent control effect on weeds and a method for controlling weeds. The herbicidal composition comprising one or more PPO-inhibiting herbicides selected from the group consisting of flumioxazin, flumiclorac-pentyl, lactofen, carfentrazone-ethyl, sulfentrazone, tiafenacil, trifludimoxazin, and a compound represented by the following formula (I):

##STR00001##

wherein X represents CH or a nitrogen atom, and Z represents CH or a nitrogen atom, and glufosinate or a salt thereof, wherein a weight ratio of the PPO-inhibiting herbicide to the glufosinate or a salt thereof is 1:150 to 1:700.

Provided are a herbicidal composition having excellent control effect on weeds and a method for controlling weeds. The herbicidal composition comprising one or more PPO-inhibiting herbicides selected from the group consisting of flumioxazin, flumiclorac-pentyl, lactofen, carfentrazone-ethyl, sulfentrazone, tiafenacil, trifludimoxazin, and a compound represented by the following formula (I):

##STR00001##

wherein X represents CH or a nitrogen atom, and Z represents CH or a nitrogen atom, and glufosinate or a salt thereof, wherein a weight ratio of the PPO-inhibiting herbicide to the glufosinate or a salt thereof is 1:150 to 1:700.