Oranges are round in shape that grows on trees. They originally came from China, but today these nutritious powerhouses are grown in warm climates around the world. Its originated in a region encompassing Southern China, Northeast India, and Myanmar. The earliest mention of its type was in Chinese literature in 314 BC. Such types are widely grown in tropical and subtropical areas for their sweet fruit.
Description
Its tree is a relatively small evergreen, flowering tree, with an average height of 9 to 10 m (30 to 33 ft), although some very old specimens can reach 15 m (49 ft). Its oval leaves, which are alternately arranged, are 4 to 10 cm (1.6 to 3.9 in) long and have crenulate margins. It grow in a range of different sizes, and shapes.
Which Is The Best Season To Grow?
Its season start in winter’s cloudy days leave you craving sunshine, reach for some colorful citrus. Though the term ‘citrus’ refers to a variety of rind-bearing fruits, some of the most common are oranges, grapefruits, tangerines, lemons, and limes. Their bright peels and flavors are sure to tantalize both your eyes and your taste buds. Citrus fruits happen to be incredibly nutritious.
Hybrid origins
Citrus trees are angiosperms, and most species are almost entirely interfertile. This includes grapefruits, lemons, limes, oranges, and many citrus hybrids. As the interfertility of oranges, other citrus has produced numerous hybrids, cultivars and bud mutations have also been selected.
Nutrition Values.
- 60 calories
- No fat or sodium
- 3 grams of fiber
- 12 grams of sugar
- 1 gram of protein
- 14 micrograms of vitamin A
- 70 milligrams of vitamin C
- 6% of your daily recommended amount of calcium
- 237 milligrams of potassium
- 15.4 grams of carbohydrates
Verieties
There are many different varieties. Some are sweet, and some are sour. Common types includes,
- Navel
- Mandarin
- Cara Cara
- Red Blood
- Valencia
- Seville
- Jaffa
Health Benefits
It is fully contain with vitamin C. That should be a major part of our life.
- Protects your cells from damage
- Helps your body make collagen, a protein that heals wounds and gives you smoother skin
- Makes it easier to absorb iron to fight anemia
- Boosts your immune system, your body’s defense against germs
- Slows the advance of age-related macular degeneration (AMD), a leading cause of vision loss
- Helps fight cancer-causing free radicals.
Anti-inflammatory
Some foods tell your immune system it’s under attack. This causes inflammation. When inflammation turns into a long-term problem, it can trigger diabetes, heart disease, arthritis, cancer, and Alzheimer’s disease. It has opposite effects.
Fiber
The 3 grams of fiber in a medium size help keep your bowels healthy, your cholesterol and risk of heart disease low, and ulcers at bay. Fiber also slows the way your body absorbs sugar, a big bonus if you have diabetes.
Calcium
It is very high in this important nutrient, which keeps your bones, organs, and muscles strong.
Common Pests and Diseases
There are serval diseases and pest attack on it. Such are very dangerous for their production and its trees. It is very important to control and time to time observe such things to control.
Fungal Diseases
Symptoms
Leaves dropping prematurely; leaves covered in dark fungal spores; red to green or black streaks on the mature fruits.
Cause
Such disease common during wet Springs or long periods of wet weather late in season.
Management
If disease is damaging then appropriate fungicides should be applied to whole tree.
Armillaria root rot
Symptoms
Trees may wilt suddenly and collapse or decline slowly; leaves become chlorotic and drop from tree; if large parts of root are destroyed the whole canopy is affected. Trunk may have area of rotting bark at the base. Lesions on the trunk resemble Phytophthora gummosis, clusters of mushrooms may be present at the bottom of the tree and fan shaped mycelial mats are often present between the bark and the wood.
Comments
Healthy trees are usually infected by infected pieces of wood or tree stumps which have been left in the ground after an orchard is cleared.
Management.
Disease is difficult to control once it becomes established in an orchard. Affected trees showing signs of decline should be removed along with as much of the roots system as possible area where infected tree was should not be replanted with health citrus for a period of at least one year, Fumigating soil can help to reduce soil inoculum but is not always completely effective.
Blast
Symptoms
Water-soaked or black lesions on leaf petioles, which rapidly expand along the leaf midrib, cankers on twigs and branches, twigs may be girdles and die, leaves turning black and dying, black lesions may be present on fruit.
Comments
Symptoms most severe on south facing side of tree exposed to winds.
Management
In areas where disease is severe, copper fungicides should be applied in Fall and WInter prior to the first rains.
Orange Dog Cater Philla
The orange dog sometimes called orange puppy caterpillar is the larval stage of the eastern giant swallowtail butterfly. As with other swallowtail caterpillars family Papilionoidea. Its sport a defense organ, called an osmeterium, that strongly resembles the forked tongue of a snake. It also emits a foul odor. The caterpillar normally keeps its osmeterium hidden within the segment located just behind its head (prothoracic segment). However, when threatened, the caterpillar pops out its brightly colored, foul smelling osmeterium in a dramatic display.
How to control Pest Diseases?
Aphids
Symptoms
Leaves curling; leaves and twigs covered in sticky substance which may be growing sooty mold, trees may show symptoms of tristeza. Insects are small and soft bodied and are black in color.
Comments
Aphids transmit tristeza virus on citrus.
Management
Aphid numbers tend to naturally decline as leaves harden off but can be a problem on young trees or varieties which continually produce flushes of new growth. Pesticides are not generally recommended due to resistance and trees can withstand a high degree of leaf curling.
Asian citrus psyllid
Symptoms
Tips of leaves in new growth flushes are twisted and affected leaves do not expand properly. Its trees may show symptoms of citrus greening. Its insects are tiny (4 mm in length) and has a mottled brown appearance. It feeds by inserting mouthparts into the plant and sucking plant sap and as well as injecting toxins into the plant.
Comments
The Asian citrus psyllid attacks all varieties of oranges.
Management
In the home garden, frequent applications of organic pesticides can be used to control the Asian citrus psyllid. Applications must be frequent to be effective as these chemicals are usually very short lived in the environment. Its parasitic wasps have been released in California to control the psyllid in residential areas.
Conclusion
Oranges grown on trees. They originally came from China. The orange tree is a relatively small evergreen, flowering tree, with an average height of 9 to 10 m (30 to 33 ft), although some very old specimens can reach 15 m (49 ft). Its oval leaves. Is season start in when winter’s cloudy days leave you craving sunshine. There are many different varieties of oranges. Some are sweet, and some are sour. The vitamin C helps your body in lots of ways. Disease must be control.
FAQs
What is Orange?
Its tree is a relatively small evergreen, flowering tree, with an average height of 9 to 10 m (30 to 33 ft), although some very old specimens can reach 15 m (49 ft). Its oval leaves.
How many types of Orange?
It has many types like, navel, mandarin ,Blood oranges ,Jaffa and Seville.
What kind of diseases are on It?
Diseases attack on and damaged its fruits. some diseases are like fungal, root rot and blast are common.
Which insects attack on It?
Insects are dangerous diseases. Aphid and Asian citrus psyllid are common.
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