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References
Brown, S W. 1949. The structure and meiotic behaviour of the differentiated chromosomes of tomato. Genetics, 34, 437–461.
Darlington, C D. 1964. Chromosome Botany and the Origins of Cultivated Plants. George Allen and Unwin, London.
Gillies, C B. 1968. The pachytene chromosomes of a diploid Medicago sativa. Canad J Genet Cytol, 10, 788–793.
Gillies, C B. 1970a. Alfalfa chromosomes. I. Pachytene karyotype of a diploid Medicago falcata L. and its relationship to M. sativa L. Crop Sci, 10, 169–171.
Gillies, C B. 1970b. Alfalfa chromosomes. II. Pachytene karyotype of a tetraploid Medicago sativa L. Crop Sci, 10, 171–175.
Ho, K-M. 1969. The pachytene chromosomes of diploid Medicago sativa L., diploid M. falcata L. and their hybrid. M.Sc. Thesis, University of Guelph.
Ichikawa, S, and Sparrow, A H. 1967. Nuclear and interphase chromosome volumes of four Triticum species and of eight species from related genera. Wheat Inform Serv Kyoto Univ, 23–24, 18–20.
Lesins, K. 1961. Interspecific crosses involving alfalfa. I. Medicago dzhawakhetica (Bordz.) Vass. × M. sativa L. and its peculiarities. Canad J Genet Cytol, 3, 135–152.
Levan, A, Fredga, K, and Sandberg, A A. 1964. Nomenclature for centromeric position on chromosomes. Hereditas, 52, 201–220.
Lewis, K R, and John, B. 1963. Chromosome Marker. J. and A. Churchill, London.
Manton, I. 1950. Problems of cytology and evolution in the Pteridophyta. Cambridge University Press, Cambridge.
Martin, P G. 1968. Differences in chromosome size between related plant species. In Replication and Recombination of Genetic Material (Eds. W. F. Peacock and R. D. Brock), pp. 93–104. Aust. Acad. Sci., Canberra.
Pegington, C, and Rees, H. 1970. Chromosomal weights and measures in the Triticinae. Heredity, 25, 195–205.
Ramanna, M S, and Prakken, R. 1967. Structure of and homology between pachytene and somatic metaphase chromosomes of the tomato.
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Gillies, C., Lesins, K. Pachytene chromosome morphology at different ploidy levels in Medicago. Heredity 26, 486–490 (1971). https://doi.org/10.1038/hdy.1971.61
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DOI: https://doi.org/10.1038/hdy.1971.61