History of Tomatoes: How tomatoes spread out all around the world (part 2)

Varieties
 There are about 7,500 tomato varieties cultivated for different purposes. Pure tomatoes are becoming more and more popular, especially among gardeners and producers as they tend to produce more interesting crops, increase disease resistance and productivity.

Tomato varieties are divided into many categories, mainly based on their shape and size.
• Slicing or globe tomatoes are common commercial tomatoes, which are available in a variety of ways to prepare and eat fresh.
• Beefsteak tomatoes are great tomatoes for bread. Short shelf life is less used in commerce.
• The Ox-heart tomato is shaped like a large strawberry.
• Plum tomatoes are bred in for use in the production of tomato sauce.
• Pear-shaped tomatoes.
• Small and round cherry tomatoes, sweet in salad.
• Tomatoes recently introduced, a variant of the smaller but plum tomato, used in salads.
• Campari sweet tomatoes, larger than cherry tomatoes but smaller than plum tomatoes.
Most modern tomato varieties are smooth on the surface, but modern tomato varieties such as beefsteak often have a distinct aspect. Most commercial varieties are red, but many varieties of tomato varieties have a variety of colors. There is a difference between commercial tomatoes versus tomatoes produced by homegrown farmers. The varieties produced by the gardener are often focused on the taste, and the varieties are produced by the commercial establishments towards shape, size, pest and disease resistance, suitable for mechanization of harvesting and transportation.
Hybrid and genetically modified tomato
Hybrids are popular, since the purpose of large production, it combines the good characteristics of pure tomatoes with the stability of conventional commercial tomatoes.
 Tomatoes were transformed using genetic engineering. Commercialization of commercial tomato genus Flavr Savr is designed to have a longer life span. [12] Scientists are continuing to develop tomatoes with new features not found in natural plant varieties, such as increased pest resistance and environmental adaptation. Other projects aim to enrich the beneficial substances in tomatoes that are good for health or provide high nutrition.
Crops
  Tomatoes are grown all over the world due to its optimum growth under various development conditions. Most varieties are grown for red fruits, but some varieties are yellow, orange, pink, purple, green, black or white. Especially with colorful and striped tomatoes. Tomatoes are one of the most popular garden fruits in the United States, are preferred by growers.
About 150 million tons of tomatoes are produced on the world. The world’s largest producer of tomatoes in 2009 was:
China 45,365,543 tons,
The United States 14,141,900 tons,
India 11,148,800 tons,
Turkey: 10,700,000 tons,
Egypt: 10,000,000 tons,
Global total: 152,956,115 tons

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