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Drought can cause farmers to suffer from heat stroke while working, and it can also lead to insufficient rainfall, which prevents crops from growing properly, and reduces crop yields.
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It is getting closer and closer to the time of autumn grain harvest, and this period is also a critical period for the growth of autumn grain. However, the southern region has been affected by high temperatures and the continuous drought has affected the growth of crops, while the northern region has experienced floods that have also affected crops. The drought in the south will affect the autumn harvest in four ways.
First, it affects the heading and pollination of rice; secondly, it affects the growth process of maize; Thirdly, it affects the flowering and podding of soybeans.
Rice grows. Summer is a critical period for rice growth, and this period is also the heading period for rice. If the heat and drought persist at this stage, the rice will appear empty and dwarfed.
Rice yields can be greatly affected. As we all know, rice requires a lot of water in the process of growing. High temperature weather will weaken the water absorption and transpiration of rice roots, and the nutrients in the soil will not reach the top smoothly.
If the moisture content in the soil is less than 30%, the rice will wilt, and if it is less than 20%, it will dry up. At this time, it is necessary to do everything possible to pump water from large rivers and groundwater for irrigation. In remote areas, artificial rainfall can be used to temporarily replenish water sources.
Corn grows. Although corn is more drought tolerant than rice, if the soil is too dry, the growth of corn will slow down or stop growing, and in severe cases, yellow leaves and death will occur. If the corn field is overwatered, there will be a love for green, and the corn will be late ripening.
At this time, the most important thing is to carry out refined field management of corn. Groundwater irrigation can be carried out, and water-saving irrigation can be achieved to save water resources and avoid additional harm to the ecosystem due to excessive use of groundwater. At the same time, it is necessary to spray potassium dihydrogen phosphate solution on corn to improve the resistance of corn to diseases and pests.
Soybeans grow. The humidity of soybean flowering needs to be guaranteed to be around 80%, and the temperature needs to be below 30 degrees, otherwise the pollen grains of soybeans will be affected. Soybeans cannot be pollinated, which allows soybeans to only bloom and not set pods.
Humidity and temperature of soybeans during the dry season are critical. Soybeans can be shaded and irrigated at noon.
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It affects the growth and yield of crops, which ultimately leads to a decrease in the income of farmers.
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Drought can have a serious impact on the autumn harvest, such as a sharp decline in the number of autumn harvests.
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There is still some time before the autumn harvest, and this time is the key to grain maturity, but the dry weather will have a certain impact on crops, so what will the drought affect crops? Is there anything that can be done to help farmland mitigate drought?
In order to solve the problem of drought, the peasants have drawn water from the Xiangjiang River from the electric irrigation station, and the rice yield will be reduced if there is no canal water irrigation, and if there is no canal water to irrigate, the harvest of this season will definitely be reduced. In order to ensure that the output of autumn grain can be stabilized, different irrigation measures have been adopted in many places to resist drought and ensure irrigation. The weather in the northern region is relatively stable, the sunshine hours are long, and although there is a lot of rain, the temperature is high, and this weather is conducive to the growth and development of grain.
For most areas in the south, there is a dry weather after July, which is very unfavorable to the growth and development of rice and other crops, and the continuous drought is easy to reduce yields. Southern medium rice has entered the best period of heading and flowering, and summer corn has entered the grain filling period, which is the most critical period to improve yield, and the requirements for temperature, humidity and moisture are very high.
There is a month and a half before the comprehensive autumn harvest, which is a very critical juncture, to do a good job in the field management of autumn grain, and strive for the yield rate, the field management in different regions is also different, for example, the northeast region should focus on the implementation of spraying foliar fertilizer, stress resistance, etc., which can stabilize the stable growth of plant seedlings, promote the constant of grain filling, and improve yield. For the middle and late rice in the southern region, it is necessary to implement good fertilizer and water management, and appropriate fertilization can promote the early maturity of middle and late rice. It is also necessary to prevent and reduce disasters, prevent disastrous weather, focus on drought and flood prevention, and prevent typhoons, early frosts, and other disasters.
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The state of development is very good, and in most cases it is growing steadily. The trend of agricultural development in our country has always been very good, according to the Ministry of Agriculture and Rural Affairs.
The latest agricultural dispatch shows that the national autumn grain harvest exceeds 100 million mu, the autumn cool display in each region is very good, some areas are affected by the drought, so it has been subject to certain fluctuations, it is estimated that in another month or so, the national autumn grain will usher in a large area of harvest, by then China will have a lot of grain, there is no need to worry about no food to eat, China is already a world-class country, crop marine fishery biological germplasm resource bank, in this aspect of food, China has always been in a leading position in the world.
As the saying goes, food is the sky, and food has been the national economy since ancient times.
The development of every dynasty is inseparable from the development of food. No matter what time it is, the importance of food will never be low. Once there is no food, our survival will be affected to a certain extent, so we will perish.
In order to realize the development of China's economy and the improvement of its comprehensive strength, China has been putting a lot of energy on the road of agricultural development, and the results are not disappointing, and great achievements have been made in all aspects, and now it is for the realization of China's agricultural modernization.
And working hard to ensure the high quantity and high factory of agricultural production has always been our goal.
Since the founding of the People's Republic of China, the country has always attached great importance to the improvement of food technology, and has always hoped to develop high-yield food crops.
The state has also advocated the propaganda of saving food in various parts of the country, advocating that everyone can participate in this link, and everyone has the responsibility to save food, which is enough to see how much attention the state attaches to food. The strategic position of grain in our country is very high, and if the country wants to be strong, it must have enough grain, and when the war was fought in ancient times, there was a shortage of grain and grass, but it was a taboo for soldiers, which would affect the progress of the war, and it was a matter of time before it was crushed without food.
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On the whole, China's agricultural development status is still relatively good, and the yield of rice per mu has made a very high breakthrough, but the total output value is still relatively low compared with other countries in the world, which is far from meeting the needs of the Chinese population.
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China's agricultural development is very good, the current situation is very good, and this year's grain harvest is also bumper.
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According to the latest news from China's agricultural sector, China's autumn grain has entered a mature period one after another. The harvest of autumn grain is being actively carried out in various regions, and it is expected that the amount of autumn grain reserves this year will also exceed the level of the same period in the past. This has also brought great benefits to the development of China's agriculture
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The harvest of autumn grain is of great significance. First of all, it marks that our country's grain production has reached the latest quarter, so thatFood securityThe problem is no longer a problem. An increase in food production ensures social harmony and the well-being of the population.
Food production is a priority for every country, but for the vast majority of countries. Domestic grain can only be imported, after all, if you want to expand grain production. Not only is it necessary to have a high level of agricultural technology, but it also requires a large area of cultivated land to meet the requirements.
There are three major grain production bases in the world, and China also occupies the most important one. Therefore, China is also an important grain producer in the world, and the grain produced every year is not only to meet its own needs. to be able to provide the world with most of its food needs.
With the arrival of the autumn season, it means that the autumn grain harvest will also be in full swing. According to the Ministry of Agriculture, this year's autumn grain harvest exceeded one trillion mu. The total amount of grain harvested is almost 10 percent higher than in previous years.
Grain production has been greatly improved, which can meet the most basic needs of the people, and at the same time can carry out a new round of replacement of the country's grain reserves. It can also provide more food for the society and effectively guarantee the people's livelihood. <>
For a long time, China, as a country with a large population, has been greatly hindered in terms of grain production. Especially the characters of our parents' generation experienced hunger from an early age. But with hybrid rice.
As well as the popularization of wheat, since China entered the 21st century, Yan'an City.
Production has increased several times in a row. The annual grain output has always exceeded the previous year's record, so that the vast majority of Chinese residents in China no longer have to endure the pain of hunger. The issue of food security is very important, and whether food security is related to the harmony and stability of a country. <>
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It has great significance, which can meet the daily needs of the people, while ensuring the income of farmers, and can also hoard a certain amount of food to cope with extreme situations.
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The bumper harvest of autumn grain means that China's grain storage will continue to maintain a good level, the grain output of imports and exports will also remain at a relatively stable level, and the domestic grain will also tend to be stable.
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The significance of a bumper grain harvest is very important, and the autumn harvest can guarantee the hard-earned money of farmers.
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China's autumn harvest has exceeded 100 million mu, which has played a great role in promoting the development of China's grain industry. The most basic livelihood is secured.
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The impact on crops is huge. Prolonged droughts can cause crops to wilt due to lack of moisture, which can affect food yields.
High temperatures and dry weather will not only have an impact on human society, but also on agricultural production. Prolonged hot weather will cause crops in the fields to fail to harvest due to a prolonged lack of water. If there is a problem in grain production, then the export and import of grain will be affected to varying degrees.
Due to the extremely high temperature weather in the summer of this year in China, especially in the south of the Yangtze River and the southeast coastal areas. The average temperature in various provinces and cities has reached more than 39 degrees Celsius, and there has even been a serious drought in a few areas. This is not a good thing for agricultural production, and the autumn grain harvest is just over a month away.
However, the occurrence of such severe drought weather will certainly have a great impact on the harvest of autumn grain. <>
High temperatures can lead to drought, and if an infection occurs, it will inevitably affect the grain yield. In order to achieve a bumper harvest, the crops planted need not only advanced production technology, but also sufficient water. However, dry weather can lead to very serious problems in irrigation of farmland, and crops will lack water and cause wilting.
I believe that the agricultural sector in each region should take effective measures, and it is possible to conserve and store water. Unnecessary water sources are stored for irrigation to ensure that crops can grow properly. It will not affect the problem of food production, and at the same time, it can increase food production to a certain extent.
In addition, local knowledge on water conservation should be actively disseminated. Only by doing so can the effects of dry weather be adequately addressed. <>
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High temperature will accelerate the growth and development of crops, shorten the whole growth period, make crops mature and senescent early, and affect yield. For example, high temperature will affect the development of corn ears, which is not conducive to pollen production, and will directly affect pollination, resulting in corn convex tips and grains, which will have a great impact on yield.
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The adverse effects of high temperature and drought on crops are still very serious, first of all, it will lead to the subsequent income process in which crops are affected by high temperatures and other factors, resulting in a very serious impact, and it may also lead to a very serious situation in the subsequent development process.
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It will lead to a decrease in the grain earing rate, the drying up of grains, a sharp decrease in grain production, and for the area of two harvests a year, if the first batch of grain matures late, it will also seriously affect the cultivation of the second batch of grain.
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What we can learn about the new crown article is that because of the gradual autumn, some of the current grain is gradually harvested, because of the dry weather of this summer, the current grain harvest can still be received normally, and then I will take you to understand it specifically. <>
What we know from the relevant news is that because of the influence of the dry weather in the summer, the grain of the whole country is now entering the harvest period, so to this extent, the income of our ordinary people's grain, he can still reach some normal levels, and then let's learn more about it, first of all, we should mention that in this case, there must be one for our food. It is a possibility to reduce the yield, but on the road, the concept of this year's autumn harvest grain is a good situation, and it is not a big problem, because for our country, to a large extent, there are some places that carry out a series of artificial rainfall in a timely manner, and in this case, there is also a good basis for the collection of grain. <>
In addition, we can also learn in a lot of news, because during the drought season this summer, many local residents also used some corresponding time and a lot of labor to dig canals to bring water into the rice fields, which is a very good phenomenon in this case, and it does not have much impact on the autumn grain harvest. In this case, there is nothing too much of a problem. <>
In addition, one thing we all need to understand is that, to a large extent, our grain harvest, although I said that this year due to some uncertain factors and weather factors caused by a series of production reductions, although small, but we must not be affected by these remarks, do not raise prices, I believe that the state for grain storage is also very much, in this case, it will certainly not be said to have a great impact. That's something we all need to know.
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