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PHYSIOGRAPHY AND FUMARPROTOCETRARIC ACID PRODUCTION IN THE CLADONIA CHLOROPHAEA GROUP IN NORTH CAROLINA.CULBERSON CF; CULBERSON WL; ARWOOD DA et al.1977; BRYOLOGIST; U.S.A.; DA. 1977; VOL. 80; NO 1; PP. 71-75; BIBL. 10 REF.Article

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NONRANDOM DISTRIBUTION OF AN EPIPHYTIC LEPRARIA ON TWO SPECIES OF PARMELIA.CULBERSON CF; CULBERSON WL; JOHNSON A et al.1977; BRYOLOGIST; U.S.A.; DA. 1977; VOL. 80; NO 1; PP. 201-203; BIBL. 3 REF.Article

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A STANDARDIZED TLC ANALYSIS OF BETA -ORCINOL DEPSIDONESCULBERSON CF; CULBERSON WL; JOHNSON A et al.1981; BRYOLOGIST; ISSN 0007-2745; USA; DA. 1981; VOL. 84; NO 1; PP. 16-29; BIBL. 28 REF.Article

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