[SCHEDULE OF AGRICULTURAL WORK FOR STUDENTS IN THE AGE-GROUP 11-13].
D000293:Adolescent; D000383:Agriculture; D002648:Child; D006801:Humans; D013334:Students; D014586:USSR
ADOLESCENCE; AGRICULTURE; CHILD; STUDENTS; USSR
REZHIM SEL'SKOKHOZIA ISTVENNOGO TRUDA DLIA UCHASHCHIKHSIA V VOZRASTE 11-13 LET.