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100   $a20030910d1954----km-y0itay50------ba
101 0 $aeng
200 1 $a<<The >>improvement of grassland and its utilization$fStephen J. Watson
210   $aBelfast$cMarjory Boyd$d1954
215   $a8 p.$d21 cm
225 1 $a<<The >>George Scott Robertson memorial lecture
610 0 $aEconomia agraria
676   $a333
700  1$aWatson,$bStephen John$076565
801  0$aIT$bUNINA$gRICA$2UNIMARC
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952   $a60 OP. 46/51$b41539$fFAGBC
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996   $aImprovement of grassland and its utilization$9362703
997   $aUNINA