. "Formation of plant covers of spring cereals."@en . "Zakl\u00E1d\u00E1n\u00ED porost\u016F jarn\u00EDch obilovin." . . "RIV:J03/98:412104493!RIV/1998/MSM/MSM8C10" . "46" . . "[29A063689816]" . "Formation of plant covers of spring cereals."@en . "790329" . . . "Petr, Ji\u0159\u00ED" . . "Zakl\u00E1d\u00E1n\u00ED porost\u016F jarn\u00EDch obilovin." . "41210" . "0139-6013" . . "0"^^ . . "2" . "6;9" . "RIV:J03/98:412104493" . "1"^^ . . "\u00DAroda" . "1"^^ .