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International Journal of Current Microbiology and Applied Sciences (IJCMAS)
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Original Research Articles                      Volume : 8, Issue:12, December, 2019

PRINT ISSN : 2319-7692
Online ISSN : 2319-7706
Issues : 12 per year
Publisher : Excellent Publishers
Email : editorijcmas@gmail.com /
submit@ijcmas.com
Editor-in-chief: Dr.M.Prakash
Index Copernicus ICV 2018: 95.39
NAAS RATING 2020: 5.38

Int.J.Curr.Microbiol.App.Sci.2019.8(12): 2945-2953
DOI: https://doi.org/10.20546/ijcmas.2019.812.342


Agro-morphological and Palynological studies in Cucumber (Cucumis sativus L.) accessions from Northeast India
David L. Biate1*, Subarna Hajong2, G. D. Harish2, Khumuckcham Sangeeta Devi1 and N. Odyuo1
1Botanical Survey of India, Eastern Regional Centre, Lower New Colony, Shillong, Meghalaya – 793003, India 2ICAR-NBPGR Regional Station Shillong, Umiam, Meghalaya – 793103, India
*Corresponding author
Abstract:

Fourteen cucumber accessions collected from different Northeast states of India were analysed for variations by means of agro-morphological traits and palynological characteristics. Phenotypic variations in fruit length (19.20 cm – 28.33 cm, fruit width 5.0 cm – 7.3 cm), number of locules (3 – 4/fruit), seed length (0.8 cm – 1.2 cm), seed width (0.3 cm – 0.43 cm) and weight of 100 seeds (1.0 gm – 3.4 gm/ accessions) were observed. Variations were also observed in pollen characteristics among the accessions. Size of pollen varies from 40.00 (41.33) 44.00 μm x 46.00 (47.56) 48.70 μm to 48.00 (48.30) 48.60 μm x 52.00 (52.86) 53.40 μm. Variations in P/E ratio, pore diameter and interporal distance was also observed among the accessions. Cucumber genotypes with superior agro-morphological traits were observed to have bigger pollen size, larger pore diameter and interporal distance, indicating a positive correlation between the two. Present study provides useful information which can assist in efficient utilization and improvement of cucumber germplasm.


Keywords: Agro-morphological traits, Cucumis sativus, Pollen grains

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How to cite this article:

David L. Biate, Subarna Hajong, G. D. Harish, Khumuckcham Sangeeta Devi and Odyuo, N. 2019. Agro-morphological and Palynological studies in Cucumber (Cucumis sativus L.) accessions from Northeast India.Int.J.Curr.Microbiol.App.Sci. 8(12): 2945-2953. doi: https://doi.org/10.20546/ijcmas.2019.812.342
Copyright: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike license.

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