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The highest yield is potatoes, although the nutritional value of potatoes is low, but the yield is very high, and the yield per mu is easily 10,000 catties.
In addition, potatoes can also be used as a staple food. In addition, some countries have classified potatoes as reserve grains.
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The yield of corn in Northeast China is high, the yield per mu is about 500 kg, the average yield of wheat per mu is not 500 kg, the yield of other grains is lower, the yield of sweet potatoes and potatoes is high, especially the yield of sweet potatoes per mu can reach 3000 kg or even higher, and the energy provided per mu is higher than that of grains, and the yield of potatoes per mu is about 1500 kg.
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Wheat, one of the three major cereals, is produced almost exclusively for food, and only about one-sixth is used as feed. In 2010, wheat was the world's second-most produced food crop (100 million tons), after maize (100 million tons), while rice ranked third.
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The highest grain output is 1,000 mu of corn, 600 mu of rice, 500 mu of wheat, 300 mu of 4 barley, 200 mu of millet, 200 mu of sorghum, 200 barley, 200 soybeans, 150 broad beans, 150 peas, 3,500 potatoes, 3,000 sweet potatoes, and so on.
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Yuan Longping's super hybrid rice yield of 926 kg per mu can be said to be the highest, and the general yield of more than 500 kg per mu is relatively high.
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The ranking of grain production in various countries around the world, after reading it, you will know how stupid it is to stock up on grain at home!
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The most important food crops in China are rice, corn and wheat, and the yields of these three are also decreasing in turn. Yuan Longping's super hybrid rice yield of 926 kg per mu can basically be said to be the highest, and the general yield per mu is more than 500 kg
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Wheat, the world's production and planting area of wheat, ranks first in cultivated cereals, and common wheat is the most widely cultivated, accounting for more than 90% of the world's total wheat area.
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In 1990, the sown area of rice was 145.8 million hectares, accounting for more than 20 of the world's total grain sown area, and the annual output was 518.5 million tons, accounting for about 27 of the world's total grain output
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Cereals include wheat, beans, rice, coarse grains, etc. Grain crops are a general term for cereal crops (including rice, wheat, barley, oats, corn, millet, sorghum, etc.), potato crops (including sweet potatoes, potatoes, cassava, etc.), and legume crops (including soybeans, broad beans, peas, mung beans, adzuki beans, etc.).
Cereals can also be called edible crops, and their products contain starch, protein, fat and vitamins. Cultivated food crops not only provide food and certain non-staple foods for human beings to sustain their life needs, but also provide raw materials for the food industry and concentrate and most of the roughage for animal husbandry, so food production is the foundation of agriculture in most countries.
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1. Wheat, rice, and corn are known as the three major food crops, and their yields are as follows:
Wheat is the world's largest, most productive and most widely distributed food crop. In 1990, the sown area of wheat was 231.5 million hectares, accounting for about 13 of the world's total grain sown area, and the wheat output was 595.1 million tons, accounting for about 31 of the world's total grain production.
Rice is one of the world's most important food crops. In 1990, the sown area was 145.8 million hectares, accounting for more than 20 percent of the world's total grain sown area, and the annual output was 518.5 million tons, accounting for about 27 percent of the world's total grain output.
Corn is also a fodder crop and is regarded as a "coarse grain" or "coarse grain". In 1990, the sown area was 129.1 million hectares, accounting for the third largest area of the world's total grain sown area, second only to wheat and rice.
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China's total cereal output ranks first in the world.
The rice bowl of the Chinese is firmly in their own hands! Grain production capacity has been steadily improved, in the past 10 years, China's grain production capacity has been steadily improved, the output has been stable at more than one trillion catties for 7 consecutive years, and the coarse shed has returned to a new level of 100 billion catties in 10 years, and the per capita grain and hunger output has reached kilograms, which is higher than the internationally recognized 400 kilograms food security line, and has achieved basic self-sufficiency in grains and absolute safety of rations.
From the perspective of China's grain composition, China's grain supply can be mainly divided into three major varieties: cereals, beans and potatoes, among which grains, as the main planting varieties in China, have always occupied a dominant position in China's grain supply. Since 2014, China's cereal output has maintained a steady growth momentum, and by 2021, the national cereal output will be 100 million tons, a year-on-year increase.
Overview. China's grain crops have rice, wheat, corn, soybeans and potatoes five main varieties, in addition to sorghum, millet and other miscellaneous grain crops, in China's main grain crop varieties, the output has always been in the first place in rice, wheat output in the second place, corn output in the third place.
Compared with other countries, China's wheat output also ranks first in the world, and corn output ranks second in the world after the United States.
Food crops include wheat, rice, maize, oats, rye, barley, millet, sorghum and barley, but three of them (wheat, rice and maize) account for more than half of the world's food. Food crops are the main food for humans**. They are highly nutritious, their seeds contain less water, and they can be stored for a long time.
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Summary. In the past ten years, China's grain production capacity has steadily increased, and the output has been stable at more than one trillion catties for seven consecutive years, and it has reached a new level of 100 billion catties last year.
The per capita grain output has reached kilograms, which is higher than the internationally recognized food security line of 400 kilograms
In the past ten years, China's grain production capacity has increased steadily, and the output has been stable at more than one trillion catties for seven consecutive years. The per capita grain output of people has reached kilograms, which is higher than the internationally recognized food security line of 400 kilograms, and has achieved self-sufficiency in grain base wood and absolute safety of rations
Hello, dear, |During the year, more than 950 leading varieties were bred and released at home, and they were sown in areas where natural resources are insufficient. A large number of high-quality varieties such as saline-alkali tolerant rice, lodging-resistant corn, and drought-tolerant wheat have made every piece of land on saline-alkali land, hilly and mountainous areas, and lower early land have better yields. At present, the improved varieties of grain crops have basically achieved full coverage, and the area of self-selected varieties accounts for more than 95%.
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Cereals include rice, flour, such as sorghum, corn, millet, sweet potatoes, etc., which mainly provide carbohydrates, proteins, dietary fiber and B vitamins for the human body, and are the main energy of the human body.
When eating cereals, we should pay attention to the combination of coarse grains and grains, eat more beans and soy products, and eat 100 150 grams of beans and soy products per person per day. It mainly includes soybeans, broad beans, peas, mung beans, red beans, tofu, soy milk and bean sprouts. The amino acids contained in beans are close to the components required by the human body, and are rich in lysine, which is relatively lacking in food.
In addition, beans are also rich in calcium, phosphorus, iron, as well as vitamin B1 and vitamin B2. Tofu is rich in protein. The nutritional content of soy milk is comparable to that of fresh milk in terms of protein content, in addition, it is also rich in iron, and bean sprouts are rich in vitamin C.
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In order to improve the nutritional value of cereal protein, amino acid fortification and protein complementation are often adopted, which can significantly improve the biological value of protein. 2. Sugar Cereal carbohydrates are concentrated in the starch cells of the endosperm, and there is also a small amount of starch in the part where the aleurone layer penetrates deep into the endosperm. 3. Fat Cereal fats are mainly triglycerides
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1. Yugu 15
In 2005, he participated in the yield test of the hospital, and the yield per mu was kilograms, which was higher than that of the control Yugu No. 9; In 2006, he participated in the strain test of the institute, and the yield per mu was closed and sensitive, which was higher than that of the control Yugu No. 9; In 2007, it participated in the urban test, and the yield per mu was 332 kg, which was higher than that of the control Yugu No. 9.
2. Indica hybrid rice.
Since 1974, China began to try to plant indica hybrid rice, and by 1983, the cumulative planting area of the country was 100 million mu, and the yield of rice was increased by more than 50 billion catties, with an average yield of more than 100 catties per mu and a maximum yield of more than 1,700 catties per mu.
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1st place. Since the 18th National Congress of
China has consolidated the foundation of food security in all aspects.
The capacity of comprehensive agricultural production training and production has continued to improve.
At present, China's total cereal output ranks first in the world.
The rice bowl of the Chinese.
Hold it firmly in your own hands!
Grain production capacity has increased steadily.
In the past 10 years, China's grain production capacity has increased steadily.
The output has been stable at more than one trillion catties for 7 consecutive years.
In 10 years, it will reach a new level of 100 billion catties.
Per capita grain production reached kilograms.
Above the internationally recognized food security line of 400 kg.
It has achieved basic self-sufficiency in grain destruction and absolute safety of rations.
There has been a marked improvement in agricultural infrastructure.
In the past 10 years, there has been a marked improvement in agricultural infrastructure.
A total of 900 million acres of high-standard farmland have been built.
Supporting the construction of a number of modern irrigation areas.
The effective irrigation area of farmland accounts for more than 54%.
The situation of relying on the sky for food is changing at an accelerated pace.
More than 950 leading varieties have been bred.
In the past 10 years, more than 950 leading varieties have been bred in China.
Spread to areas where natural resources are insufficient.
Saline-alkali tolerant rice, lodging resistant corn
A large number of high-quality varieties such as drought-tolerant wheat.
Let saline-alkali land, hilly and mountainous land, arid land.
All have better output.
At present, the improved varieties of grain crops have basically achieved full coverage.
The area of self-selected varieties accounts for more than 95%.
It has been achieved that China's grain is mainly used in China!
More than 950,000 agricultural socialization organizations have been cultivated.
In 10 years, it has been cultivated.
More than 950,000 agricultural socialized organizations.
The service area is nearly 1.7 billion mu.
The service has driven more than 78 million smallholder farmers.
The level of comprehensive mechanization of crop cultivation and harvesting in the country.
From 57% to more than 72%.
Rice, corn and wheat are the three major food crops.
Comprehensive mechanization rate of cultivation and harvesting.
More than % and 97%, respectively
The national autumn grain harvest has been completed.
In addition, the latest agricultural dispatch of the Ministry of Agriculture and Rural Affairs shows.
Up to now, 100 million mu of autumn grain has been harvested across the country.
The completion progress is one percentage point faster than the same period last year.
The main producing areas have accelerated the harvest of surplus Hui autumn grain.
Make sure the pellets are in the bin.
**: CCTV-1 "Evening News".