How to differentiate Gannan Navel Oranges
Look. Natural navel orange color may not be uniform, especially not overly bright over the hair through yellow or even yellow to red, the root was slightly yellow, withered yellow, orange peel, less through yellow. Otherwise it is likely to be waxed or otherwise treated, especially found at the root tip, cut marks, incisions, peel slightly red or red spots more attention.
Touch. Touch the navel orange is not too smooth, the skin should be at least slightly convex. Otherwise, it is also likely to be treated;
Rub. Although waxing is used for freshness, but by looking and touching can not be sure when you can use a wet towel or cloth to rub the rind found red, to doubt whether the staining.
Scrape. Waxed thicker, with a fingernail or with a razor blade can be scraped from the orange on the orange-red wax. And the epidermis should normally be slightly yellow.
New Holland Navel Orange and Gannan Navel Orange Difference
Gannan Navel Orange is named according to the navel orange planting place, and the New Holland Navel Orange is a variety of Navel Orange in Gannan Navel Orange varieties in which there are varieties of New Holland Navel Orange.
Newhall navel orange (Newhall navel orange) originated in the United States, the Department of the United States of America, California Duarte's Washington navel orange bud change and get. China introduced it in 1978, and now it is widely cultivated in Chongqing, Jiangxi (Xunwu), Sichuan, Hubei, Hunan, Guangxi and other provinces, municipalities and autonomous regions. New Holland navel orange is the appearance of beauty, excellent internal quality, good commercial fresh sales varieties.
The crown is flat round or natural round head shape, the tree grows more vigorously, especially the young trees. Tree posture open, short dense branch tips,
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Leaf blade is long oval, dark leaf color, the results are obviously later than Robertson navel orange and Ponna navel orange. Fruit oval to long oval, larger, single fruit weight 200 to 250 grams. Fruit color orange-red, smooth fruit surface, mostly closed navel. Flesh tender and brittle, dregs, juicy, edible rate of 73% to 75%, juice rate of 48% to 49%, soluble solids 12% to 13%, sugar content of 8.5 to 10.5 grams / 100 ml, acid content of 1.O to 1.1 grams / 100 ml. Quality is superior. Fruit ripening in late November, good storage resistance, and after storage, the color is more orange-red, quality is also good. Put into production although later than Robertson, Pangna navel orange, but put into production after the yield is stable, productive and stable production. Such as the main navel orange producing areas of Jiangxi Ganzhou Xunwu County, 6 years old tree average mu yield close to 3,000 kilograms.
Which varieties of oranges are the most delicious
1, navel orange
Characteristics: Characterized by a navel at the top of the fruit, that is, there is an underdevelopment of a small fruit buried in the top of the fruit. Nucleus-free, crisp meat, taste thick sweet and slightly sour, peeling and flap are easier, large fruit, early maturity, mainly for fresh food, an important species in international trade.
Navel orange series: Gannan navel orange, Xinfeng navel orange, Seek Ou navel orange.
Appearance: the fruit has a cone-shaped sub-fruit, characterized by the top of the fruit umbilical cord, that is, there is a small underdeveloped fruit buried in the top of the fruit. There is no kernel, the flesh is crispy and tender, and the flavor is strong, sweet and slightly sour.
Functions: Navel oranges contain a lot of vitamin C and carotene, which can help inhibit the formation of carcinogens, but also soften and protect blood vessels, promote blood circulation, help lower cholesterol and blood lipids, reduce the likelihood of heart disease, and prevent gallbladder disease. Navel oranges are rich in vitamins and can prevent scurvy.
2, blood oranges
Characteristics: Fruit flesh and juice are all purplish red or dark red. The flesh is tender and juicy, with a special flavor, the Mediterranean region is its origin and main production area.
Blood orange series: Taroko blood orange, rose blood orange, carnelian blood orange and so on.
Appearance: smooth skin, smaller than the average orange, usually with small pits, red in color; the flesh is red due to the presence of a anthocyanin component in blood oranges.
Functions: The best essential oil to promote blood circulation, effectively improve the human body's anemia; can warm and replenish blood, improve cold hands and feet; can improve skin color, promote skin cell regeneration, and has a fresh fragrance; can be uplifted to think and mood.
3, sugar orange
Characteristics: Also known as the acid-free sweet orange, fruit shape is similar to ordinary sweet orange. Because of the very low acid content, the juice content can be harvested and marketed when it reaches the appropriate level, and it is an extremely precocious sweet orange variety. In the Mediterranean coast and Brazil and other places have a small amount of production, supplying the local market.
Sugar orange series: Hunan Qianyang big red sweet orange superiority out of the varieties, Qianyang high-quality varieties of rock candy orange alias, China's national geographic indications products. It is a variation of the local common sweet orange.
Functions: high nutritional and health care value, and often consume sugar oranges also have the effect of nourishing the face, clearing heat and moistening the lungs, bright eyes and detoxification.