"RIV:J03/97:412101557!RIV/1998/MSM/MSM8C10" . "3"^^ . "The balance of 15N and the use of fertilizer and soil nitrogen by spring barley in soils with various humus content"@en . "XXVII th Annual Meeting of ESNA jointly organised with VIR" . "Efimov, Viktor Nikiforovic" . . "RIV:J03/97:412101557" . "Hejn\u00E1k, V\u00E1clav" . . "793578" . . "Division of Life Sciences Osterreichisches Forschungszentrum" . "Bilance 15N a vyu\u017Eit\u00ED dus\u00EDku hnojiva a p\u016Fdn\u00EDho dus\u00EDku jarn\u00EDm je\u010Dmenem na p\u016Fd\u00E1ch s r\u016Fzn\u00FDm obsahem humusu" . "Seibersdorf" . . . "41210" . . "The balance of 15N and the use of fertilizer and soil nitrogen by spring barley in soils with various humus content"@en . "Bilance 15N a vyu\u017Eit\u00ED dus\u00EDku hnojiva a p\u016Fdn\u00EDho dus\u00EDku jarn\u00EDm je\u010Dmenem na p\u016Fd\u00E1ch s r\u016Fzn\u00FDm obsahem humusu" . "Osipov, Anatolij Ivanovic" . "[211B6EF6D502]" . "0"^^ . "87;92" . . "Soil-Plant" . . "1"^^ . .