Traditional Culture Encyclopedia - Weather inquiry - Corn has fallen out of shape, but wheat imports have hit a 20-year high! What happened?
Corn has fallen out of shape, but wheat imports have hit a 20-year high! What happened?
This year, the main wheat producing areas in China suffered from rotten rain during the harvest period, which led to the decline of wheat quality and yield. According to the data of the National Bureau of Statistics, China's wheat output this year is134.53 million tons, a decrease of12.26 million tons compared with last year, a decrease of about 0.9%, which is the first decline in the past seven years.
It is estimated that the number of wheat affected may be as high as 30 million to 40 million tons, and the degraded wheat is only suitable for feed, not edible. Therefore, in order to ensure sufficient wheat supply, China increased wheat imports.
Secondly, the trend of international wheat prices has also played a role. After the conflict between Russia and Ukraine broke out last year, the international wheat price rose rapidly, but with the Federal Reserve raising interest rates and the conflict gradually subsided, the wheat price began to fall in the second half of the year. By the end of September 2022, the international wheat price has fallen to the lowest point in the past three years.
Despite the price drop, the international community still faces many unstable factors, including frequent conflicts and global economic fluctuations, which makes food security more concerned. Therefore, increasing wheat imports is a trend-oriented measure.
High-yield techniques of wheat
First, pay attention to the choice of high-fat water plot. High-yield and high-quality wheat varieties need comprehensive and sufficient soil nutrients to meet the needs of high-yield cultivation. Therefore, it is advisable to choose plots with high soil fertility and good irrigation conditions, increase the application of organic fertilizer and adopt formula fertilization technology.
Second, pay attention to the appropriate late sowing and determine the appropriate basic seedlings according to the characteristics of varieties. It is necessary to prevent the broadcast volume from being too large, resulting in passive management in the later stage.
Third, pay attention to prevent lodging and re-apply jointing fertilizer. Some popularized high-quality wheat varieties are not resistant to lodging, especially in wheat fields with large population. Chemical control treatment must be carried out once before turning green and jointing, and paclobutrazol or Maiyefeng can be sprayed. It is necessary to supplement jointing fertilizer, control the formation of redundant inverted panicles, and promote large panicles and more grains.
Fourth, pay attention to watering slurry, wheat yellow water and spraying foliar fertilizer to prevent premature aging. Irrigation and grouting wells play an important role in increasing grain weight and preventing dry and hot wind. When the weather is dry, the application of wheat yellow water is beneficial to interplanting the next crop and preventing premature aging. Spraying 0.2% ~ 0.3% potassium dihydrogen phosphate and other foliar fertilizers for 2 ~ 3 times in the first half of May, combined with pest control, can reduce the harm of dry hot wind and obviously increase production.
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