Abstract: The invention relates to a method for controlling the relative stem growth of plants by applying to the foliage of the plants, or to soil containing seeds of the plants, a plant-growth-regulating amount of an imidazoisoindoledione or dihydroimidazoisoindoledione or an optical or stereo isomer thereof.

Abstract: Herbicidal methods employing, as an active herbicidal ingredient, N-(3,4-dichlorophenyl)-N',N'-dimethylthiourea of the formula ##STR1## ALONE OR IN ADMIXTURE WITH A DILUENT OR CARRIER.

Abstract: Herbicidal compounds of the formula ##STR1## wherein X is hydrogen, fluoro, chloro, bromo, iodo, trifluoromethyl, trichloromethyl, alkyl, alkoxy or cyano and n is 1, 2 or 3.

Abstract: A novel organomercaptophenol is described.

Abstract: A method of inducing fruit abscission by application to a fruit bearing plant of an effective amount of a disulfoxide abscission agent of the formula ##STR1## wherein each R is independently selected from the group consisting of hydrogen, hydroxyl, halogen and lower alkyl.

Abstract: The invention relates to a method for the cultivation of plants involving the regulation of their growth which comprises applying an effective amount of a compound of the formula I ##STR1## wherein R represents hydrogen or a sodium, potassium or calcium ion.

Abstract: The invention relates to novel imidazoisoindoledione compounds including the optical isomers thereof. This invention also relates to a method for the control of undesirable plant species with the imidazoisoindolediones and their optical isomers, and further, to a process for the preparation of the compounds.

Abstract: 1-Methyl-3-cyclohexyl-6-dimethylamino-s-triazine-2,4(1H,3H)-dione ##STR1## is useful for the selective control of many grassy weeds, broadleaved weeds, and weed trees in evergreen seedling stands.

Abstract: Isoxazolone derivatives having the formula ##STR1## wherein X is hydrogen atom, a lower alkyl group or a halogen atom; Y is hydrogen atom, a lower alkyl group or phenyl group; and R.sub.1 and R.sub.2 may be the same or different and each represents a lower alkyl group, a cycloalkyl group, an alkenyl group, an alkoxycarbonylalkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, a lower alkoxy group, a phenyl group which may be substituted with one to three substituents or an aralkyl group which may be substituted with one to three substituents in the aryl moiety. They are useful as plant growth regulators, more specifically herbicides and plant growth retardants, and prepared by reacting the corresponding N-halogenocarbonylisoxazolone with an amine or by reacting the corresponding 3-hydroxyisoxazole with a carbamoyl halide.

Abstract: 1-Methyl-3-cyclohexyl-6-dimethylamino-s-triazine-2,4(1H,3H)-dione. ##STR1## is useful for the selective control of many broadleaved and grassy weeds in sugarcane.

Abstract: A method of controlling aquatic weeds which comprises adding to a body of water containing the aquatic weeds a substituted thiadiazolylurea in sufficient quantity to kill the weeds.

Abstract: Sugar cane is ripened by treatment of the growing plants with certain alanine derivatives.

Abstract: The invention discloses compounds of the formula ##STR1## wherein R.sup.1 is selected from the group consisting of alkyl of up to 4 carbon atoms, alkenyl, chloroalkyl, trifluoromethyl, alkoxy, alkylthio, alkylsulfonyl and alkylsulfinyl; and R.sup.2 is selected from the group consisting of alkyl, alkenyl, haloalkyl and ##STR2## wherein R.sup.3 and R.sup.4 are each selected from the group consisting of hydrogen and alkyl.

Abstract: Disclosed are novel organotin compounds and a process for preparing same. These organotin compounds correspond to the general formula:R--S--CH.sub.2 --Sn--R'.sub.3where R is alkyl of from 1 to 14 carbon atoms; aryl; or substituted aryl; and each R' is alkyl of 1 to 14 carbon atoms. The organotin compounds of the invention having pre-emergent and post-emergent herbicidal activity are employed in the formulation of herbicidal compositions effective for controlling or combating the growth of weeds and other undesirable vegetation.

Abstract: This invention discloses herbicidal compositions which selectively destroy weeds in cereal grain without damaging said grain plants, comprising in combination an anilide of the formula ##STR1## wherein Y is selected from the group consisting of hydrogen, lower alkyl and halogen; R.sup.1 is selected from the group consisting of hydrogen, lower alkyl and lower alkoxy; R.sup.2 is lower alkyl; R.sup.3 is selected from the group consisting of hydrogen and lower alkyl; X is halogen; n is an integer from 1 to 2; Z.sup.1 and Z.sup.2 are independently selected from the group consisting of oxygen and sulfur; R.sup.4, R.sup.5, R.sup.6, and R.sup.7 are independently selected from the group consisting of hydrogen and lower alkyl; and m is an integer from 0 to 2; and from 0.01 to 15.0 weight percent of said anilide of a compound of the formula ##STR2## wherein R.sup.8 and R.sup.

Abstract: This invention discloses the compound 1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-5-octanoyloxy-1,3-imidazolidi n-2-one and its utility as a herbicide.

Abstract: This invention discloses the compound 1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-5-nonanoyloxy-1,3-imidazolidi n-2-one and its utility as a herbicide.

Abstract: This invention discloses new compounds of the formula ##STR1## wherein R.sup.1 is selected from the group consisting of alkyl, cycloalkyl, alkenyl, haloalkyl, alkoxy, alkylthio, alkylsulfonyl and alkylsulfinyl; R.sup.2 is selected from the group consisting of alkyl, alkenyl, haloalkyl and ##STR2## wherein R.sup.5 and R.sup.6 are each selected from the group consisting of hydrogen and alkyl; and R.sup.3 and R.sup.4 are each selected from the group consisting of hydrogen, alkyl of up to 18 carbon atoms, alkenyl, haloalkyl, hydroxyalkyl, alkoxyalkyl, cycloalkyl and ##STR3## WHEREIN X is selected from the group consisting of alkyl, alkoxy, halogen, haloalkyl, alkylthio, nitro and cyano; n is an integer from 0 to 3; and m is the integer 0 or 1, provided that a maximum of one of R.sup.3 and R.sup.4 is an aromatic moiety. Further disclosed is the herbicidal utility of the foregoing compounds.

Abstract: Xanthan gum is precipitated from its fermentation broth by adding to said raw broth an effective amount of a specified aluminum salt whereby the pH of the solution is lowered to below about 3.5 and thereafter increasing the pH into the range between about 3.5 and 4.5.

Abstract: Polymeric colorants comprising a hydrocarbon backbone and attached directly thereto through amine linkages, at least one water-solubilizing group and at least one optically chromophoric group are disclosed. In a preferred embodiment, the backbone is a saturated aliphatic hydrocarbon, the chromophore is an anthraquinone chromophore and the solubilizing group is a sulfonate or sulfamate residue.