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quality and shelf-life in globe artichoke

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Academic year: 2021

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(1)

Effects of sustainable crop managements on quality and shelf-life in globe artichoke

Dottoranda: Maddalena Spezzigu Docente guida: Prof. Luigi Ledda

Cotutor: Dr. Amedeo Palma

(2)

Innovative Agronomic Management

(3)

Soil fertility resource management, with an accurate choice of cover crop species and rotations, could be successfully used both for reducing mineral fertilisers and either for obtaining acceptable head commercial yield of Spinoso sardo.

Literature

In addition, quality components measured on the globe artichoke heads managed with the alternative treatments were equal to conventional treatment (macro–and micro-minerals) and, at time, exceeded in terms of polyphenols.

(Spanu et al, 2017)

(4)

Objectives

To evaluate the effect of two crop managements on the post- harvest and shelf-life

To identify the best technologies able to preserve the product

quality and its shelf-life

(5)

Materials and methods:

post-harvest management

Artichoke heads have been harvested at 30- day intervals

Comby check 9800

Datalogger CO2 meter

(6)

Results

(7)
(8)

Modification of atmosphere inside the package

O2

CO2

H2O

O2 H2O

CO2

(9)

Internal browning

Off-flavor problems

(10)

Planned activities

• Tests on the color and consistency aspects

• Tests on physiology and on

qualitatives differences in terms of

nutritional and nutraceutical

compounds with respect to

irrigation system.

(11)

Thank you

Riferimenti

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