Preservation and freshness method of the kiwi fruit

Preservation and freshness method of the kiwi fruit
Summary:Come at a time the kiwi fruit goes on the market at present, then, what questions kiwi fruit should be paid attention to in preserving and keeping fresh? In order to reduce the losses of the fruit grower, reporters have visited food and project institute's professor Liu XingHua of University of Science and Technology of northwest agriculture and forestry at random, from to able to bear, store variety, gather, preserve way, analyze kiwi fruit Professor Liu. Choose, able to bear, store variety at present, of our country culture and wild the intersection of kiwi fruit and strain have the intersection of Chinese and kiwi fruit, delicious kiwi fruit, the intersection of date-plum persimmon and kiwi fruit, date and kiwi fruit Ge mainly. It is 140- 150 days in breeding time gathering Chinese kiwi fruit fruit in right time, the delicious kiwi fruit is 170- 180 days.

Come at a time the kiwi fruit goes on the market at present, then, what questions kiwi fruit should be paid attention to in preserving and keeping fresh? In order to reduce the losses of the fruit grower, reporters have visited food and project institute's professor Liu XingHua of University of Science and Technology of northwest agriculture and forestry at random, from to able to bear, store variety, gather, preserve way, analyze kiwi fruit Professor Liu.
Choose, able to bear, store variety at present, of our country culture and wild the intersection of kiwi fruit and strain have the intersection of Chinese and kiwi fruit, delicious kiwi fruit, the intersection of date-plum persimmon and kiwi fruit, date and kiwi fruit Ge mainly. Qin Mei and sea watt in the Chinese kiwi fruit strain, it is domestic two varieties with excellent quality and able to bear preservinging that mainly impose at present.
It is 140- 150 days in breeding time gathering Chinese kiwi fruit fruit in right time, the delicious kiwi fruit is 170- 180 days. In right time harvested fruit, the fruit is big, the taste is good, able to bear preserving. Judge the most frequently used method of the maturity of the kiwi fruit is to determine the thing content of firm shape of solubility in the fruit at present, American the intersection of kiwi fruit and the intersection of solubility and firm the intersection of shape and thing content 6.5% - in order to pluck right one 7% hour Qin. The general kiwi fruit goes on the market in 8 to November, there is difference on ripe time between elevation and latitude of dividing the early, middle, late maturing variety. It is from the last ten days of September to the beginning of October to gather right one like Shaanxi area within the Pass area.
Preservation condition 1. The preservation temperature of the temperature kiwi fruit is for about 0 . The Chinese kiwi fruit is softened gradually after preserving for 10 days at room temperature, and then old and feeble and rotten. Can generally preserve for about 100 days at 0 ; 2.The suitable relative humidity that the humidity kiwi fruit preserves is 90%- 95%. The fruit appearance preserved under this humidity is plump, color and luster and flavor are normal. At the time of 80%- 85% of relative humidity, the fruit epidermis obviously creases, although can eat, but goods value are reduced. Unless under relative humidity 70%- 75% terms, it desiccate rapidly fruit crease,can't after familiar to soften, preserve for about one month and totally lose eating and goods value promptly.
Preserve way and management according to need and preservation condition, the kiwi fruit can take many kinds of preservation methods. Ditch hide and the intersection of kiln and the intersection of cellar and preservation,etc. can preserve 20- 30 day under the intersection of normal atmospheric temperature and terms, have the intersection of preservation and issue for 2 month probably under the 0 - the intersection of 2 and cold-stored terms. The above-mentioned preservation of way short in issue, as to that plan preserve for a long time kiwi fruit, production extensive to adopt limit to be angry to preserve, not angry to transfer better results that preserve in freezer, American the intersection of preservation and issue of kiwi fruit Qin generally can reach 4- 6 month. When freezer preserve, should warm to control at 0 about storehouse, make relative humidity up to 90%- 95%. While adopting the angry adjusting or angry preservation of limit, besides controlling low temperature and high wet condition strictly, control the comparatively suitable gas in the environment to make up 2%- 3% of the oxygen and 3%- 5% of the carbon dioxide.In addition kiwi fruit very sensitive to ethylene, notice, can't produce the intersection of ethylene and the intersection of quantity and loud fruit, store together with apple,etc..
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