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Karyotype Variations among Date Palm (Phoenix dactylifera L.) Cultivars of Sindh, Pakistan

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.

amir_salu@yahoo.com  

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. 

Pakistan Journal of Zoology

October

Vol. 51, Iss. 5, Pages 1599-1997

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