Page 3758 of 3923 Results 37571 - 37580 of 39224
Id/Author/Year/TitleOrder by:  Year  Id  Author  Title
1654
Ríos A. de los, Ramírez R. & Estévez P. (1999): Variability of ribonuclease activity in lichen thalli, Lichenologist, 31(5): 533-541

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1653
Ekman S. (1999): PCR optimalization and troubleshotting, with special reference to the amplification of ribosomal DNA in lichenized fungi, Lichenologist, 31(5): 517-531

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1652
Zoller S., Scheidegger C. & Sperisen C. (1999): PCR primers for the amplifications of mitochondrial small subunit ribosomalDNA of lichen-forming Ascomycetes, Lichenologist, 31(5): 511-516

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1651
Beck A. (1999): Photobiont inventory of a lichen community growing on heavy-metal-rich rock, Lichenologist, 31(5): 501-510

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1650
Printzen C., Lumbsch H.T., Schmitt I. & Feige G.B. (1999): A study on the genetic variability of Biatora helvola using RAPD markers, Lichenologist, 31(5): 491-499

Biatora helvola is a corticolous crustose lichen occurring in boreal and montane spruce and spruce-fir-beech forests. After the last glaciation, spruce reinvaded Europe from three refugia situated in the Carpathians, southeastern parts of the Alps and the Ural Mts., resulting in a slightly disjunct distribution. Our aim was to find out whether the glacial fragmentation of the distributional area of spruce is reflected by genetic differences in a typical spruce-forest lichen. Collections of Biatora … EN Read more... 

1649
Ivanova V., DePriest P. T., Bobrova V. K. & Troitsky A. (1999): Phylogenetic analysis of the lichen family Umbillicariaceae based on nuclear ITS1 and ITS2 rDNA sequences, Lichenologist, 31(5): 477-489

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1648
Myllys L., Lohtander K., Källersjö M. & Tehler A. (1999): Applicability of its data in Roccellaceae (Arthoniales, Euascomycetes) phylogeny, Lichenologist, 31(5): 461-476

The ability of the internal transcribed spacers (ITS regions) of ribosomal DNA to resolve phylogenetic relationships within the euascomycetous order Arthoniales, focusing on the family Roccellaceae was investigated. The effect of alignment on phylogenetic hypotheses was evaluated. A data matrix from the ITS regions was constructed from 33 specimens representing 14 genera, including the outgroup Arthothelium spectabile. Six different alignments were analysed cladistically using parsimony jackknifing. … EN Read more... 

1647
Crespo A., Gavilán R., Elix J. A. & Gutiérrez G. (1999): A comparison of morphological, chemical and molecular characters in some parmelioid genera, Lichenologist, 31(5): 451-460

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1646
Thell A. (1999): Group I intron versus its sequences in phylogeny of cetrarioid lichens, Lichenologist, 31(5): 441-449

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1645
Mattsson J. E. & Wedin M. (1999): A re-assessment of the family Alectoriaceae, Lichenologist, 31(5): 431-440

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Page 3758 of 3923 Results 37571 - 37580 of 39224