Karyotype Variations among Date Palm (Phoenix dactylifera L.) Cultivars of Sindh, Pakistan
Tahira Jatt1, Ghulam Sarwar Markhand1, Lane Rayburn2, Ray Ming3, Mushtaque Ahmed Jatoi1 and Ameer Ahmed Mirbahar1,4*
1Department of Botany, Shah Abdul Latif University, Khairpur, Sindh, Pakistan; 2Department of Crop Sciences, University of Illinois, Urbana, Champaign, IL.61802 USA; 3Department of Plant Biology, University of Illinois, Urbana, Champaign, IL.61801 USA; 4Date Palm Research Institute, Shah Abdul Latif University, Khairpur, Sindh, Pakistan.
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Figure 1
(i) Seed germination; (ii, iii) harvested primary and secondary roots; (iv) pretreatment of roots; (v) date palm seedlings for cytological studies.
Figure 2
Mitotic metaphase photomicrographs of six date palm cultivars and two wild type date palms: a: Aseel; b: Asul Khurmo; c: Otakin; d: Kupro; e: Kashuwari; f: Karblain; g: Dedhi; h: Wild01; i: Wild02; j: Wild03 and k: Wild04.
Figure 3
A detailed Karyograms of six date palm cultivars and four wild type date palms: a: Aseel; b: Asul Khurmo; c: Otakin; d: Kupro; e: Kashuwari; f: Karblain; g: Dedhi; h: Wild01; i: Wild02; j: Wild03 and k: Wild04.
Figure 4
Ideograms of different varieties and wild date type palm: showing long arm, short arm and centromere position; length in μm (y-axis), haploid (n) number of chromosome (x-axis). a: Aseel; b: Asul Khurmo; c: Otakin; d: Kupro; e: Kashuwari; f: Karblain; g: Dedhi h: Wild01; i: Wild02; j: Wild03 and k: Wild04. (Alphabetic codes have been given in materials and methods section).
Figure 5
Symmetry of a: Aseel; b: Asul Khurmo; c: Otakin; d: Kupro; e: Kashuwari; f: Karblain; g: Dedhi; h: Wild01; i: Wild02; j: Wild03 and k: Wild04.