*0011578876
*008910218s1990    xx#           000 0 nob
*019  $bk
*08230$a633.1
*100  $aHelms Jørgensen, J.$_166672800
*245  $aEffect of "unnecessary" powdery mildew resistence genes on agronomic properties of spring barley$cJ. Helms Jørgensen and H.P. Jensen
*300  $aS. [125]-130
*700  $aJensen, H.P.$_165425200
*773  $tNorsk landbruksforsking$gSuppl. nr 9 (1990)$x0801-5333$w(NO-LaBS)690825(tnr)
*999  $z9100126725$anorart:9100126725
^