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Title: Germicidal herbicide for agriculture and horticulture
Claims: What is claimed as new and intended to be secured by Letters Patent is: 1. A method of inhibiting the growth of noxious weeds which comprises applying a herbicidally effective amount of at least one compound of the formula: R--X--CH.dbd.CH--COOY wherein R represents an alkyl or alkenyl group having 1 to 20 carbon atoms, X represents S, SO or SO.sub.2, and Y represents a hydrogen atom, an alkali metal, an alkaline earth metal, NH.sub.4, an alkenyl group having 1 to 20 carbon atoms, a polyalcohol residue which may have therein ether bonds formed by intramolecular or intermolecular dehydration, an acetal glycerol residue, or an oxyethylene (1 to 20 units) or oxypropylene group (1 to 20 units) terminated by an alkyl group having 1 to 20 carbon atoms. 2. The method of claim 1 wherein X in formula (I) represents S. 3. The method of claim 1 wherein X in formula (I) represents SO. 4. The method of claim 1 wherein X in formula (I) represents SO.sub.2. 5. The method of claim 1 wherein said active ingredient is n--C.sub.4 H.sub.9 SCH.dbd.CHCOOCH.sub.3 or n--C.sub.4 H.sub.9 SOCH.dbd.CHCOOCH.sub.3. 6. The method of claim 1 wherein said active ingredient is n--C.sub.12 H.sub.25 SCH.dbd.CHCOONa or n--C.sub.12 H.sub.25 SCH.dbd.CHCOOH. 7. The method of claim 1, wherein said herbicidally effective amount is a concentration of from 3,000 to 6,000 ppm. Other info: Inventors: Iwasaki, Tetsuji (Wakayama, JP) Miyamoto, Norioki (Wakayama, JP) Sugimura, Yukio (Wakayama, JP) Tachibana, Kyozaburo (Wakayama, JP) Takeno, Tsuneyuki (Wakayama, JP) Application Number: 809023 Filing Date: 1977-06-22 Publication_date: 1978-10-31 Assignee: Kao Soap Co., Ltd. (Tokyo, JP) Primary Class(es): 504/319 504/320, 514/549 Other Classes: US Patent Ref:
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