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Importance of tillage in crop production
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The major causes of soil erosion in Iowa are due to ephemeral gully erosion. These erosion form branching like pattern of channels and also, cause soil movement that are affecting the soil's ability to hold water. The soil is the foundation for agriculture, which Iowa truly depends and so do corn and soybean farmers. Agriculture involved businesses provide roughly one-quarter of Iowa's $152.4 billion gross domestic product.
This reason is why we need to find ways to stop soil erosion in Iowa. Some examples that might help would be for producers to put in grass buffers, plant cover crops, reduce end tillage and change their fertilizers application methods.
Other to prevent soil erosion would be contour farming, which is the process of wrapping
North Sea to the east. Part of the Naze is made up of a hill, which
There are now many conservation programs and measures. “A lot of people in agriculture here recognize that the programs implemented as a result of the Dust Bowl are having a really important effect on holding the soil in place,” ("When the Dust Settled") People in agriculture have listened to programs implemented since the Dust Bowl. They have changed
Many factors, contributed to the creation of the Dust Bowl – soil subject to wind erosion, drought which killed the soil holding vegetation, the incessant wind, and technological improvements which facilitated the rapid breaking of the native sod. This is not to say that mechanized agriculture irreparably damaged the land – it did not. New and improved implements such as tractors, one-way disk plows, grain drills, and combines reduced plowing, planting, and harvesting costs and increased agricultural productivity. Increased productivity caused prices to fall, and farmers were compensated by buying more sod for wheat.
Coastal erosion is a growing problem along the Gulf Coast. Louisiana is one of the coastal states most affected by coastal erosion. Ninety percent of wetland loss in the nation occurs in Louisiana, losing 25-35 square miles per year. At that rate, Louisiana will lose 640,000 more acres by 2050. Many factors contribute to this land loss, such as rising sea levels, subsidence, hurricane storm surge, cold fronts, and human interference. Cold fronts and hurricanes can both have detrimental consequences on the coast of Louisiana (Zhang 2004) (Restore or Retreat 2012). This research shows whether cold fronts or hurricanes have a larger effect on coastal erosion. The researcher will describe how historical and current satellite imagery help in determining the changes in the Louisiana coast. Based on previous research, the researcher believes that hurricanes have more of an effect on coastal erosion than cold fronts due to the high winds and storm surge.
The European settlers who first arrived at the Great Plains found hardy grasslands that held the fine-grained soil in place in spite of the long recurrent droughts and occasional torrential rains. A large number of the travelers settled down in this area and built farms and ranches. These land uses led to soil exposure and great erosion. The cattle ranches were very profitable for the settlers; unfortunately, this led to overgrazing and degradation of the soil. In addition, farmers began to plow the natural grass cover and plant their own crops. Without the original root systems of the grass to anchor the soil, much of it blew away. The wide row crops were very disastrous because between the crops, the land was kept bare; as a result, this area was exposed to the elements. Also, the nutrients in the soil were used up by the plants faster than they could be replaced. The soil had become exhausted.
affects the ecosystem. The land's incline prevents some areas to receive and maintain a water
The Dust Bowl was a time period in which many dust storms affected the agriculture and economy of the United States. Before the dust storms and droughts, the land being used by the farmers was already being damaged. Overuse had caused the soil to become useless, and by over-cultivating the land, farmers were no longer able to use the once fertile soil, causing a major impact on the lives of those involved in agriculture.
Mississippi has a variety of different soils .The three general soils are 1) the river flood plain, known as the Delta, 2) a loess region, or bands of soils formed in windblown material that adjoins the Delta, and 3) Coastal Plain. The Mississippi Delta is better for growing row crop, while the loess and Coastal Plain region are better for animal production and forestry. The loess and Coastal Plain regions are divided based on similar soils, geology, climate, water resources, and land use called Major Land Resource Areas. The Mississippi Delta’s soil comes from sediments left by flooding various rivers in the region, rather than being a typical Delta formed by the mouth of a river. In the Delta most of the land is farmed, with three-fourths of the cropland to the north. Controlling surface water and drainage are major soil management issues. In the Delta soils are naturally diverse because of their alluvial origin. Particle sizes within the sediment decrease as distance from the originating stream increase. Another factor in Delta soil formation us surface water movement over time, because soils that formed under standing water have different properties than soils formed under moving water. Soils with large amounts of clay particles have unique features. When the soil is dry, small round aggregates form at the surface that look like shotgun buckshot, which is where the popular name for Delta clay soils “buckshot” came from. Soils with large clay content have very slow water filtration rates; this has led to significant aquaculture and rice production in the region. When floodwaters receded in the Delta, strong winds blew some of the dry sediment left by flooded river to the adjacent uplands to form the loess areas. Because of eas...
The rich dark soil of Texas, Oklahoma, New Mexico, Kansas, and Colorado—an area also known as the Great Plains—formed from thousands of years of soil forming factors in action (Surviving the Dust Bowl). From the beginning of human populations living in the area, the soils, for the most part, remained untouched and unscathed by the plow. Thick prairie grasses covered the area and held the soils in the ground even during the periodic times of drought. This area of land was suitable for grazing practices and it was in this area that the large cattle ranches flourished. Little did the newly arrived farmers realize that this seemingly plentiful land followed a pattern of several years of rain followed by several years of drought and high winds.
agricultural conservation easement of a piece of property, that organization then has the right to restrict future land uses that may affect future agricultural use ("Purchase"1). The purchase of conservation easements is an effective tool that is also used by organizations attempting to protect ranchland and open space (Cooper871inb). A second tool used by land trusts, education, attempts to make the public aware of how urban sprawl is threatening farmland and why this threat must be stopped ("About"1). The last, and most important, way these organizations are protecting endangered farmland is by working with the government at all levels to form public policies dealing with the problems the farmers and farmland of this country are facing.
Poor farming techniques were one of the factors leading to the Dust Bowl. With the arrival of thousands of hopeful farmers due to the Homestead Act, the short grass was removed to make way for crops. According to a Texas sheepherder, “It’s [grass] what saves us all… Grass is what holds the earth together.” Grass held the grains of dirt on the ground,
It’s funny how things that you used to do as a kid can change the course of people’s lives. Myself, when my parents told me and my brothers and sisters that we were going to the cabin meant a week of solid fun. My family has a cabin up on Camano Island, which is about 20 minutes north of Everett, right off of the I-5 interstate. My family would go up there during the summer with my cousins and grandma, and go swimming when the tide was in, build sandcastles when the tide was out, only to have them washed away when the tide came back in, build forts with the new driftwood that came in each year, explore the wrecked ship down the beach in one direction from our cabin, and scour the dunes that were north of our cabin. The dunes were the best part going to the cabin. We would always try to get there by walking along the wood that had been washed up and once we got there, we would race up the hills and jump down into the sand pits below. Another things that we all used to love doing, were to see who had carved messages into the sides of the dunes. There were all sorts of messages, love message from husband to wife, boyfriend to girlfriend. ‘I was here’ messages, and then there were simply names. That is what we always used to do. Every year, my two cousins, dad, three siblings and I would climb up into the dunes and carve our names into the wall using sticks. This was done over and over again for about 8-10 years. Over the last couple of years we did this we noticed that we could see a house at the top of the dunes. This was something that we never noticed before and when we asked my dad, he said that he never noticed it either. We thought nothing about it at the time, carved our names in the wall and went back to the cabin. Later on we heard from other people who lived up there that there was a big concern by the people who live in that house that all of the messages that people had carved along with the natural erosion of the hills has caused the hill side to be dangerously close to being pushed back far enough to where the house might fall down.
Farmers apply nutrients such as nitrogen, phosphorus, manure, and potassium in the form of fertilizers to produce a better product for the consumers. When these sources exceed the plants needs or if these nutrients are applied before a heavy rain then the opportunity for these excess to wash into aquatic ecosystems exists.
Agriculture also leads to soil erosion, both through rainfall and wind. This soil can damage the aquatic ecosystems it ends up in, an...
home farm. Reducing soil erosion is one of the most important practices on my home farm.