Citation: Hp. Rusterholz et A. Erhardt, EFFECTS OF ELEVATED CO2 ON FLOWERING PHENOLOGY AND NECTAR PRODUCTION OF NECTAR PLANTS IMPORTANT FOR BUTTERFLIES OF CALCAREOUS GRASSLANDS, Oecologia, 113(3), 1998, pp. 341-349
Citation: A. Erhardt et Hp. Rusterholz, EFFECTS OF ELEVATED CO2 ON FLOWERING PHENOLOGY AND NECTAR PRODUCTION, Acta oecologica, 18(3), 1997, pp. 249-253
Citation: Hp. Rusterholz et A. Erhardt, PREFERENCES FOR NECTAR SUGARS IN THE PEACOCK BUTTERFLY, INACHIS IO, Ecological entomology, 22(2), 1997, pp. 220-224
Authors:
NIEDERAU C
LANGE S
ERHARDT A
HEINTGES T
BUSCHKAMP M
HURTER D
ROHLEN M
HENSEL F
WENNING M
PETRY W
NIEDERAU CM
HAUSSINGER D
Citation: C. Niederau et al., INCIDENCE AND RISK-FACTORS OF HEPATOCELLULAR-CARCINOMA IN CHRONIC HEPATITIS-C - RESULTS OF A PROSPECTIVE COHORT STUDY, Hepatology, 26(4), 1997, pp. 230-230
Authors:
ERHARDT A
REINEKE U
HENSEL F
PETRY W
WENNING M
HAUSSINGER D
NIEDERAU C
Citation: A. Erhardt et al., THE HEPATITIS-B-VIRUS-X (HBX) GENE OFTEN HAS STOP CODON MUTATIONS IN HBE-AG NEGATIVE HEPATITIS-B, Hepatology, 26(4), 1997, pp. 367-367
Authors:
ERHARDT A
MAUSS S
ADAMS O
JABLONOWSKI H
NIEDERAU C
HAUSSINGER D
Citation: A. Erhardt et al., HIV PROTEASE INHIBITORS DO NOT REDUCE HEPATITIS-C VIRUS (HCV) REPLICATION IN PATIENTS WITH HIV AND HCV COINFECTION, Hepatology, 26(4), 1997, pp. 737-737
Authors:
PETRY W
HEINTGES T
HENSEL F
ERHARDT A
WENNING M
NIEDERAU C
HAUSSINGER D
Citation: W. Petry et al., HEPATOCELLULAR-CARCINOMA IN GERMANY - EPI DEMIOLOGY, ETIOLOGY, CLINICAL-FEATURES AND PROGNOSIS IN 100 CONSECUTIVE PATIENTS OF A UNIVERSITY CLINIC, Zeitschrift fur Gastroenterologie, 35(12), 1997, pp. 1059-1067
Authors:
SCHWARZWALDER B
LORTSCHER M
ERHARDT A
ZETTEL J
Citation: B. Schwarzwalder et al., HABITAT UTILIZATION BY THE HEATH FRITILLARY BUTTERFLY, MELLICTA-ATHALIA SSP CELADUSSA (ROTT) (LEPIDOPTERA, NYMPHALIDAE) IN MONTANE GRASSLANDS OF DIFFERENT MANAGEMENT, Biological Conservation, 82(2), 1997, pp. 157-165
Authors:
ERHARDT A
HEINTGES T
HENSEL F
PETRY W
WENNING M
SCHAFFRATH B
NIEDERAU C
HAUSSINGER D
Citation: A. Erhardt et al., CHRONIC HEPATITIS-B NEGATIVE FOR HBE-ANTIGEN - CLINICAL ASPECTS AND RESPONSE TO INTERFERON (IFN) IN A NONENDEMIC AREA, Hepatology, 24(4), 1996, pp. 619-619
Authors:
ERHARDT A
SCHAEFER S
ATHANASSIOU N
KANN M
GERLICH WF
Citation: A. Erhardt et al., QUANTITATIVE ASSAY OF PCR-AMPLIFIED HEPATITIS-B VIRUS-DNA USING A PEROXIDASE-LABELED DNA-PROBE AND ENHANCED CHEMILUMINESCENCE, Journal of clinical microbiology, 34(8), 1996, pp. 1885-1891
Authors:
BAUR B
JOSHI J
SCHMID B
HANGGI A
BORCARD D
STARY J
PEDROLICHRISTEN A
THOMMEN GH
LUKA H
RUSTERHOLZ HP
OGGIER P
LEDERGERBER S
ERHARDT A
Citation: B. Baur et al., VARIATION IN SPECIES RICHNESS OF PLANTS AND DIVERSE GROUPS OF INVERTEBRATES IN 3 CALCAREOUS GRASSLANDS OF THE SWISS JURA MOUNTAINS, Revue Suisse de Zoologie, 103(4), 1996, pp. 801-833
Citation: M. Loertscher et al., MICRODISTRIBUTION OF BUTTERFLIES IN A MOSAIC-LIKE HABITAT - THE ROLE OF NECTAR SOURCES, Ecography, 18(1), 1995, pp. 15-26
Citation: A. Erhardt et B. Jaggi, FROM POLLINATION BY LEPIDOPTERA TO SELFING - THE CASE OF DIANTHUS-GLACIALIS (CARYOPHYLLACEAE), Plant systematics and evolution, 195(1-2), 1995, pp. 67-76
Authors:
WARNCKE E
TERNDRUP U
MICHELSEN V
ERHARDT A
Citation: E. Warncke et al., FLOWER VISITORS TO SAXIFRAGA-HIRCULUS IN SWITZERLAND AND DENMARK, A COMPARATIVE-STUDY, Botanica helvetica, 103(2), 1993, pp. 141-147