000 00331nam a22000857a 4500
008 220504s1991 se ||||| |||| 00| 0 eng d
100 _aHiltunen, Maria
_9234807
245 _aPolyketide production in Alternaria alternata : effects of light and nitrogen /
_cMaria Hiltunen.
264 _aUppsala :
_bActa Universitatis Upsaliensis,
_c1991.
999 _c591484
_d591482