Articles
WINTER PEAR CHILLING REQUIREMENTS FOR AUTOCATALYTIC ETHYLENE SYNTHESIS AND RIPENING: DELAYING EFFECTS OF CONTROLLED ATMOSPHERE STORAGE
Article number
475_48
Pages
413 – 416
Language
Abstract
Winter pear varieties normally require some period of time in cold storage before they are capable of synthesizing sufficient autocatalytic ethylene to drive the ripening processes.
Since occasionally fruits need to be marketed earlier than planned, it will be useful to know what effects CA may have on the chilling requirement.
We have found that on average for some 8 varieties of winter pears, that CA (2% Oxygen) typically delays auto-catalytic ethylene and ripening by 2–4 weeks.
We have observed considerable differences among varieties for internal ethylene, and the rate at which softening, color change, and flavor developed.
Since occasionally fruits need to be marketed earlier than planned, it will be useful to know what effects CA may have on the chilling requirement.
We have found that on average for some 8 varieties of winter pears, that CA (2% Oxygen) typically delays auto-catalytic ethylene and ripening by 2–4 weeks.
We have observed considerable differences among varieties for internal ethylene, and the rate at which softening, color change, and flavor developed.
Publication
Authors
F. Maage, Daryl G. Richardson
Keywords
cold storage, marketing, internal ethylene, softening, color change, color development
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