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Effect of Storage Temperature and Postharvest Tuber Treatment with Chemical and Biorational Inhibitors on Suppression of Sprouts During Potato Storage

Journal of Horticultural Research
Volume 29 (2021): Issue 1 (June 2021)
By:
Open Access
|Jan 2021

Figures & Tables

Fig. 1

Effect of storage temperature (23 °C and 10 °C) on sprout length of three cultivars ‘Asante’, ‘Kenya Mpya’, and ‘Shangi’ following tuber treatment with CIPC, DMN, peppermint oil and untreated stored for 24 weeks
Effect of storage temperature (23 °C and 10 °C) on sprout length of three cultivars ‘Asante’, ‘Kenya Mpya’, and ‘Shangi’ following tuber treatment with CIPC, DMN, peppermint oil and untreated stored for 24 weeks

Fig. 2

Effect of storage temperature (10 °C; 23 °C) on sprout number of three cultivars ‘Asante’, ‘Kenya Mpya’ and ‘Shangi’ following tuber treatment with CIPC, DMN, peppermint oil and untreated stored for 24 weeks
Effect of storage temperature (10 °C; 23 °C) on sprout number of three cultivars ‘Asante’, ‘Kenya Mpya’ and ‘Shangi’ following tuber treatment with CIPC, DMN, peppermint oil and untreated stored for 24 weeks

Sprout suppressant and cultivar effects on percentage of potato tubers that sprouted (mean ± standard error) subsequent to postharvest treatment with CIPC, DMN, PPO and nontreated tubers at 10 °C and 23 °C in season 2

Storage duration (weeks)
Storage Temp.TreatmentCultivar24681012141618202224
10 °CControl‘Asante’0±0.00±0.00±0.00±0.00±0.027.6±7.874.1±17.880±22.9100±28.8100±31.7100±30.5100±31.2
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.024.8±10.429.6±9.432.7±12.741.5±14.8
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.025±6.820.7±7.915.7±7.7
Control‘Kenya Mpya’0±0.00±0.00±0.00±0.00±0.00±0.041.7±17.183.1±28.3100±33.2100±26.7100±27.1100±25.7
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.026.7±6.316.7±3.313.3±3.6
Control‘Shangi’0±0.00±0.00±0.017.8±5.171.2±20.1100±31.4100±38.5100±37.3100±33.2100±32.1100±31.3100±29.7
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.014.9±7.720.7±9.626.7±11.629.6±11.832.7±6.5
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.030.3±11.819.3±8.014.8±5.0124±3.312±2.6
23 °CControl‘Asante’0±0.00±0.00±0.00±0.078.4±21.793.3±26.3100±28.6100±33.5100±25.9100±33.3100±30.4100±37.9
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.03.3±1.26.7±3.416.7±9.7
DMN0±0.00±0.00±0.00±0.058.6±18.460.7±19.062.8±18.365.3±22.664.9±18.362.7±19.562.7±18.362.7±16.0
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.023.8±9.117.6±5.218.7±4.318.7±5.423.7±9.8
Control‘Kenya Mpya’0±0.00±0.00±0.00±0.080±27.486.1±23.3100±32.8100±35.1100±42.2100±45.2100±39.8100±40.9
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.03.3±1.56.7±2.910±2.1
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.02.7±1.35.3±1.612.8±4.415.9±4.819.7±5.1
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.026.7±9.229.6±6.920.9±5.620.7±5.423.6±5.8
Control‘Shangi’0±0.083.1±23.389.7±33.8100±40.2100±35.5100±41.1100±38.1100±37.2100±40.2100±35.1100±27.6100±38.6
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.08.9±3.710.7±3.824.3±7.1
DMN0±0.04.8±1.320.7±4.565.3±24.670.7±26.974.8±22.377.2±21.179.6±21.579.7±22.278.5±26.977.3±22.378.7±29.6
PPO0±0.00±0.00±0.00±0.039.3±17.134.2±9.427.4±7.824.9±6.718.5±4.621.3±4.222.8±4.527.1±6.7

Sprout suppressant and cultivar effects on percentage of potato tubers that sprouted (mean ± standard error) following postharvest tuber treatment with CIPC, DMN, PPO and nontreated tubers stored at 10 °C and 23 °C in season 1

Storage duration (weeks)
Storage Temp.TreatmentCultivar24681012141618202224
10 °CControl‘Asante’0±0.00±0.00±0.00±0.00±0.030±8.883.3±20.590±26.4100±32.8100±36.4100±35.0100±35.3
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.030±12.033.3±10.836.7±14.646.7±17
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.030±7.823.3±9.116.6±8.8
Control‘Kenya Mpya’0±0.00±0.00±0.00±0.00±0.00±0.046.7±17.193.3±27.3100±31.0100±24.7100±25.3100±24.0
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.026.7±5.916.7±3.813.3±4.1
Control‘Shangi’0±0.00±0.00±0.020±5.880±23.1100±29.4100±36.5100±35.3100±31.4100±30.6100±29.3100±27.8
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.0
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.016.7±7.723.3±9.630±11.633.3±11.836.7±6.5
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.033.3±11.823.3±8.016.7±5.010±3.310±2.6
23 °CControl‘Asante’0±0.00±0.00±0.00±0.080±24.72100±23.03100±28.6100±33.5100±22.9100±24.7100±26.0100±43.67
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.03.3±1.26.7±3.416.7±9.7
DMN0±0.00±0.00±0.00±0.060±18.463.3±19.063.3±18.363.3±22.663.3±18.363.3±19.563.3±18.363.3±16.0
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.026.7±9.120±5.220±4.320±5.426.6±9.8
Control‘Kenya Mpya’0±0.00±0.00±0.00±0.080±23.496.7±20.3100±28.7100±30.3100±36.23100±39.2100±39.8100±35.9
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.03.3±1.56.7±2.910±2.1
DMN0±0.00±0.00±0.00±0.00±0.00±0.00±0.03.3±1.16.7± 1.413.3±4.416.7±4.820±5.0
PPO0±0.00±0.00±0.00±0.00±0.00±0.00±0.030±10.633.3±5.923.3±4.820±5.426.6±5.8
Control‘Shangi’0±0.093.3±26.8100±28.8100±34.2100±30.5100±35.1100±35.1100±31.8100±34.2100±30.0100±23.6100±33.0
CIPC0±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.00±0.010±3.213.3±3.323.3±6.1
DMN0±0.03.3±1.116.7±3.873.3±22.676.7±23.476.7±19.076.7±18.076.7±18.476.7±19.076.7±23.076.7±19.176.7±25.3
PPO0±0.00±0.00±0.00±0.046.7±14.636.7±8.026.7±9.023.3±7.716.7±5.420.0±4.823.3±5.230.0±7.7
DOI: https://doi.org/10.2478/johr-2021-0001 | Journal eISSN: 2353-3978 | Journal ISSN: 2300-5009
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Language: English
Page range: 83 - 94
Submitted on: Feb 1, 2019
Accepted on: Sep 1, 2020
Published on: Jan 21, 2021
Published by: National Institute of Horticultural Research
In partnership with: Paradigm Publishing Services
Publication frequency: 2 times per year
Keywords:
potato sprout inhibitors,
postharvest,
peppermint essential oil,
chlorpropham alternatives,
1,4-dimethylnaphthalene
Related subjects:
Life sciences,
Biotechnology,
Plant science,
Ecology,
Life sciences, other

© 2021 Winnie Wanjiku Murigi, Richard Ombui Nyankanga, Solomon Igosangwa Shibairo, published by National Institute of Horticultural Research
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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