Karyomorphology of Sorghum propinquum and its bearing on the origin of 40-chromosome sorghum

Magoon, M. L. and Shambulingappa, K.G. (1965) Karyomorphology of Sorghum propinquum and its bearing on the origin of 40-chromosome sorghum. Chromosoma , 12 (1). pp. 460-465.

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Abstract

Pachytene morphology of S. propinquum has been studied on the basis of chromosome length, centromere position and the distribution of deeply staining regions on the chromosome. The present species which belongs to the subsection Halepensia differs from the species of the subsection Arundinacea in that the nucleolus is organized by the shortest chromosome of the complement while in the latter group the nucleolar chromosome is the longest. The significance of this difference in evaluating the probable role of S. propinquum in the origin of 40-chromosome species of Sorghum has been considered.

Item Type: Article
Author Affiliation: Indian Agricultural Research Institute, New Delhi
Subjects: Statistics and Experimentation > Experimentation
Crop Improvement
Divisions: Sorghum
Depositing User: Mr. SanatKumar Behera
Date Deposited: 01 Mar 2012 08:51
Last Modified: 12 Sep 2013 03:59
Official URL: http://dx.doi.org/10.1007/BF00328938
URI: http://eprints.icrisat.ac.in/id/eprint/3373

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