11) More than 6,000 different kinds of apples are grown around the world. The biggest producer is China, followed by the United States, Iran, Turkey, Russia, Italy, and India.
12) Tractors were invented in the 1880s to pull plows through fields. By the 1920s the all purpose, modern tractor had been developed. With different attachments, tractors can be used for plowing, planting, cultivating, mowing, harvesting, and moving soil and heavy equipment.
13) Farmers often plant tall, dense trees on the edges of fruit farms. These trees provide a windbreak, which helps prevent soil erosion.
14) The tallest, biggest trees or bushes do not always yield the most fruit. Controlling the height of plants helps produce more fruit in less space. Farmers may also change a tree’s shape by cutting branches or forcing branches to grow in a certain direction. The shape of the tree affects its lifespan and the size of its fruit.
15) Livestock farming feeds billions of people and employs 1.3 billion people. That means about 1 in 5 people on Earth work in some aspect of the livestock farming.
17) Guinea pig farms can be found in Peru and other Latin American countries. In Peru, about 65 million guinea pigs are eaten every year.h Livestock farming employs 1.3 billion people.
18) In the United States and other developed countries, most livestock is raised on large factory farms called concentrated animal feeding operations, or CAFOs. The largest CAFOs house poultry and contain more than 125,000 chickens at one time.
19) Raising beef cattle is the single largest segment of American agriculture. The United States produces more beef than any other country. About 34 million cows are slaughtered in the U.S. each year.
20) The Fertile Crescent is the site of the earliest planned sowing and harvesting of plants.
For facts: 1-10.