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International Journal of Current Microbiology and Applied Sciences (IJCMAS)
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Original Research Articles                      Volume : 9, Issue:7, July, 2020

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.2020.9(7): 1452-1458
DOI: https://doi.org/10.20546/ijcmas.2020.907.166


Effect of Pre-harvest Spray on Yield and Quality of Guava (Psidium guajava L.) cv. Allahabad Safeda
M. Qasim1, D. Vidhya1*, P. Paramaguru1, K.B. Sujatha1 and S.K. Manoranjitham1
Department of Fruit Science, Horticultural College and Research Institute, Tamilnadu Agricultural University, Coimbatore-3, Tamilnadu, India
*Corresponding author
Abstract:

The effect of pre-harvest spray of salicylic acid, calcium chloride and calcium nitrate on guava (Psidium guajava L.) cv. Allahabad Safeda studied to assess the impact on yield and quality of guava. Pre-harvest spray of calcium chloride 1.5 per cent and 1 per cent enhanced the fruit growth at 15 days after spray (DAS) and at harvest over control. Among the treatments, spraying of calcium chloride @ 1.5 per cent registered the maximum number of fruit per tree (103.33), fruit weight (162.47 g), fruit volume (164.47 ml), circumference (21.16 cm), firmness (1.83 kg/cm2), specific gravity (0.988 g/ml), yield (16.78 kg/ tree), titrable acidity (0.62 per cent), ascorbic acid (226.15 mg/g) and shelf life (10.33 days) over control (T7).


Keywords: Guava, Calcium compounds, Salicylic acid

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How to cite this article:

Qasim, M., D. Vidhya, P. Paramaguru, K.B. Sujatha and Manoranjitham, S.K. 2020. Effect of Pre-harvest Spray on Yield and Quality of Guava (Psidium guajava L.) cv. Allahabad Safeda.Int.J.Curr.Microbiol.App.Sci. 9(7): 1452-1458. doi: https://doi.org/10.20546/ijcmas.2020.907.166
Copyright: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike license.

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