PROSTREDEK KE ZVYSENI UZITKOVOSTI ZVIRAT A ZPUSOB VYROBY UCINNYCH LATEK

1. Use of thienylureas or -isoureas of the formula I see diagramm : EP0202538,P28,F4 in which A represents the radical Ia and Ib see diagramm : EP0202538,P28,F5 see diagramm : EP0202538,P28,F6 R**1 represents hydrogen, halogen, nitro, CN, alkoxy, alkylthio, halogenoalkoxy, halogenalkylthio, alkoxyalkyl or optionally substituted radicals from the group comprising alkyl, acyl, aroyl and aryl, R**2 represents hydrogen, halogen, nitro, CN, alkoxy, alkylthio, halogenoalkoxy, halogenoalkylthio, alkoxyalkyl or optionally substituted radicals from the group comprising acyl, aroyl, alkyl and aryl, or R**1 and R**2 , together with the adjacent C atoms, represent an optionally substituted saturated or unsaturated carbocyclic or heterocyclic ring, which can optionally carry a carbonyl function, R**3 represents the radicals CN, COOR**7 , COONR**8 R**9 or COR**10 , R**4 represents hydrogen or alkyl, R**5 represents hydrogen, optionally substituted alkyl, cycloalkyl, alkenyl, optionally substituted aryl or heteroaryl, R**6 represents hydrogen, optionally substituted alkyl, cycloalkyl, alkenyl, optionally substituted aryl or heteroaryl, R**7 represents hydrogen, optionally substituted alkyl, cycloalkyl, alkenyl or optionally substituted aryl, R**8 represents hydrogen, alkyl or cycloalkyl, R**9 represents hydrogen, optionally substituted alkyl or optionally substituted aryl and R**10 represents optionally substituted alkyl or optionally substituted aryl, as growth-promoting agents for animals.