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. 26 423 444 Meneses, I. and Santelices, B. (1999): Strain selection and genetic variation in Gracilaria chilensis (Gracilariales, Rhodophyta

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. 1997. Variation in local-scale edge effects: Mechanisms and landscape context. Ecology 78:2064–2075. Thompson F. R. Variation in local-scale edge effects: Mechanisms and

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step to be taken to solve this problem is to clarify the main reasons underlying the huge variation in the content and composition of bioactive compounds in Hypericum spp. Thus, based mainly on our previous results and data of other authors, the aim

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Cereal Research Communications
Authors: Marko Josipovic, Vlado Kovacevic, D. Petosic, and Jasna Sostaric

) 1997 Kovacevic V. (2005): Wheat yield variations among the years in the Eastern Croatia. In: Proceedings of the XLCroatian Symposium on Agriculture

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Bagdonaite, E. and Radušiene, J. (2002): Analysis of variation of phenotypical characters in Hypericum maculatum Crantz wild populations. — Biologija 1 : 46

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Community Ecology
Authors: J. Alahuhta, J. Rääpysjärvi, S. Hellsten, M. Kuoppala, and J. Aroviita

. Alahuhta , J. , L.B. Johnson , J. Olker and J. Heino . 2014 b. Species sorting determines variation in the community composition of common and rare macrophytes at various spatial extents . Ecol. Complex. 20 : 61 – 68

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. Giraldo , P. , Rodriguez-Quijano , M. , Simon , C. , Vazquez , J.F. , Carrillo , J.M. 2010 . Allelic variation in HMW glutenins in Spanish wheat landraces and their relationship with bread quality . Span. J. Agric. Res. 8 : 1012

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Ahmed, K.Z. & F. Sagi, 1993. Use of somaclonal variation and in vitro selection for induction of plant disease-resistance: prospects and limitations. Acta Phytopathol Entomol Hung 28: 143–159. Sagi F

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Al-Zahim, M., Ford-Liod, B., Newbury, H. (1999) Detection of somaclonal variation in garlic ( Allium Sativum L.) using RAPD and cytological analysis. Plant Cell Rep. 18 , 473

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-31. Uccelli ďItalia 1 28 31 Burnell, K. (1998): Cultural variation in savannah sparrow, Passerculus

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