Celery can be grown in all the states of the United States except Alaska and Hawaii, according to the Old Farmer's Almanac. Because extreme heat and extreme cold prohibit the growth of this long-season crop, these states are excluded. Celery is grown in USDA growing zones 2 though 10; however, planting time varies considerably based on the location it is being grown.
Polyculture is the practice of growing multiple crops in one specific area of land, while monoculture means that an area of land only grows a single crop. A garden is an example of polyculture, and a cornfield is an example of monoculture.
Ranked in order, the top five states that produce the most corn are Iowa, Illinois, Nebraska, Minnesota and Indiana. Those states alone produce around 60 percent of the corn grown in the United States.
Farm mechanization refers to the development and use of machines that can take the place of human and animal power in agricultural processes. The mechanization of agriculture that took place during the 20th century led to major changes in how farmers plant, irrigate and harvest crops. Combines, tractors, harvesters and other machinery have enabled farmers to increase their production while relying less upon an extended labor force.
Hay and silage are the forms in which harvested forage is most often stored. The two differ in terms of how they are stored and their moisture content. While hay is stored at a moisture level below 20 percent, silage is stored at 40 to 60 percent moisture level. When hay is stored at moisture levels greater than 20 percent, the forage becomes moldy and may suddenly catch fire.
According to the US Geological Survey, furrow irrigation is a form of surface irrigation where trenches are used to deliver water to rows of crops. Most modern farming operations replaced this method with mechanized spray irrigation systems.
Modern agriculture has vastly increased the amount of food that farms are capable of producing with great gains in efficiency, but it can also have a major negative impact on the environment. Large-scale farms are vital for keeping the world fed, but they can devastate local ecosystems through clearcutting and runoff, which often releases methane, ammonia and other toxic chemicals into the environment.
Commercial farming occurs when a farm is set up for the sole purpose of producing crops and farm animals for sale, with the sole intention of making a profit.
The largest cattle ranch in the United States is the Deseret Ranches, spread across Osceola, Orange and Brevard Counties in Florida. Deseret Ranches is owned and operated by the Church of Jesus Christ of Latter-day Saints.
The primary disadvantage of shifting cultivation, also called slash and burn or swidden agriculture, is the destruction of large areas of land, primarily crop fields and tracts of forest. When performed improperly, slash and burn can make once-fertile lands unable to support the new growth of crops and plants. Slash and burn may cause environmental and economic consequences by reducing the growth potential for crops in certain areas, which limits the variety and quantity of agricultural goods farmers can produce.
The average yield per acre of wheat during the 1800s was 13.3 bushels per acre, according to the USDA. By contrast, the average U.S. wheat yield per acre in 2013 was 47.2 bushels per acre.
Sedentary farming is a method of agriculture in which the same land is farmed every year. This is in contrast to nomadic farming, in which new areas are farmed as the soil becomes less nutrient-rich from extensive planting, and shifting cultivation, which uses controlled forest fires to produce arable land.
Bales of hay vary in size from 40 to 2,000 pounds. A three-string bale weighs around 100 pounds, and there are approximately 20 three-string bales in a ton. Round bales weigh 850 to 1,100 pounds, and there are 2.4 to 1.8 round bales per ton.
The best climate for growing rice is one that is warm and moist according to the United Nations University. Although rice requires a lot of water, rice does not grow well in very lush wet climates or waterlogged areas. That said, rice can be cultivated in a wide range of environments.
Conventional farming is a term used to designate farming techniques that are traditionally, and often controversially, oriented towards using technology, pesticides, chemicals and other synthetic tools in the cultivation of crops. Thus "conventional" is often used as an antonym for "organic," a farming approach that alternatively seeks to limit or eradicate the introduction of synthetic elements into agriculture.
Agricultural silos work by creating a pressurized area within a cylindrical container that helps to keep fodder and hay that is used to feed farm animals free from spoilage. There are several different types of silos that vary slightly in design but operate in the same manner to keep animal food from rotting. Most silos exist as upright cylinders that are constructed with sturdy materials such as porcelain or steel that help to prevent corrosion.
"Agriculture" is the cultivation of land for effective crop growth and raising of livestock. Farmers engage directly in agriculture by preparing soil, planting crops, harvesting those crops and preparing them for transportation. They also bale hay, grow pastures and buy seed to raise livestock.
A standard bale of hay has fixed height and width, at 14 inches by 18 inches. The length, however, may vary according to the settings on the baler mechanism and is either 36 inches or 48 inches.
Farmers use fertilizer to prime their soil for optimal plant growth. Important components of plant growth are lost when plants use them. Fertilizer restore these important elements.
Sugar cane is a tropical and subtropical crop that originated in New Guinea and India and is now grown in more than 70 countries across the world. Approximately half of the world’s sugar cane is grown in India and Brazil.
Cotton is harvested beginning in July in the southern part of Texas through late November in northern parts of the United States. Machines with turning rods are used to harvest cotton, which is dropped onto conveyor belts after having seeds removed. Rolling machines further process the cotton before it is packed into bales, which weigh about 500 pounds and are stored in trailers.