general rainfall Learn more about general rainfall
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Principles and methods of artificial rainfall
Principles and methods of artificial rainfall
2018-06-29 -
Winter rape planting time
The planting time of winter rape is generally sown in September and harvested at the end of May, but there are also some areas sown in late September. The planting time varies from area to area, subject to local actual conditions. Winter rape distribution area 1. North China Pass Central Asia area includes
2020-11-08 winter rape planting time -
What are the conditions for growing tea?
What are the conditions for growing tea? Tea planting is mainly concentrated between 16 degrees south latitude and 30 degrees north latitude. Tea trees prefer a warm and humid climate. The buds begin to sprout when the average temperature is more than 10 ℃, and the optimum temperature for growth is 20: 25 ℃. The annual precipitation should be more than 1000 mm.
2020-11-09 Tea planting conditions what tea yes -
Annual Prevention and Control Scheme of Diseases and insect pests with reduced Pesticide Application in Apple Orchard
Annual Prevention and Control Scheme of Diseases and insect pests with reduced Pesticide Application in Apple Orchard
2018-06-28 -
The general rainfall in arid areas across the country is happy to alleviate the drought
The reporter learned from the office of the State Flood Control and drought Relief headquarters on the 4th that since late July, precipitation has been ushered in many times in the arid areas of Northeast China, Huang Huaihai, and Yunnan, and the drought situation across the country has obviously alleviated. It is understood that since late July, the western and southern parts of Northeast China and the Huang-Huai-Hai region
2016-01-10 The whole country arid areas general rain relief drought reporter 4 from -
What are the influencing factors of peony flowering?
The flowering process of Paeonia lactiflora is affected by various factors, and the main influencing factors include four aspects. (1) Air temperature: in the same area, the morning and evening of peony florescence is closely related to the change of air temperature in spring. Temperature can affect the whole flowering process. The difference between warm spring and cold spring can be 4-5 days or even 10-20 days.
2018-12-31 -
Occurrence and control of ginger plague
1. Symptomatic bacteria invade the root, underground and aboveground stems. The underground succulent stem was waterlogged and yellowish brown at the beginning. After losing its luster, the internal tissue gradually softened and rotted, leaving only the outer skin. Squeeze the part of the disease can flow out dirty white turbid juice, give off a bad smell; the injured root is also yellowish brown, and eventually all rot. The aboveground stem was dark purple, the internal tissue turned brown and rotted, and the residual fiber. The leaves were withered, the leaves were yellowish, the edges were curled, and finally the whole plant withered. 2. The pathogen is Pseudomonas solanacearum (Pseudomonas solanacearum).
2019-01-15 -
Spring rain in many places and a bumper harvest of winter wheat is in sight.
Recently, spring rain has fallen in many places in northern China, and the growth of domestic winter wheat is gratifying. Rainfall has largely reduced the adverse impact of the early dry weather on the growth of winter wheat, and market participants expect China's wheat to usher in another bumper harvest year. Since April, most parts of the country
2016-03-20 Many lands general rainfall spring rain winter wheat bumper harvest is in sight in the near future our country -
Experts on the impact of continuous rainfall on vegetable prices: caution is needed to expand the planting of vegetables
Experts on the impact of continuous rainfall on vegetable prices: caution is needed to expand the planting of vegetables
2019-02-19 -
Due to the occurrence of diseases caused by temperature and continuous rainfall, how to control the spread of vine blight and virus diseases in farmland
Recently, the temperature is getting higher and higher, coupled with continuous rainfall and the weather is unstable. The agricultural improvement farm in Hualien County has found that "vine blight" and "virus disease" have gradually spread in Longxu vegetable fields in Ji'an District, Hualien County. It is suggested that farmers should take prevention and control measures as soon as possible so as not to affect them.
2019-04-22 Because of the temperature continuous rainfall disease occurrence farmland. -
It is now in an important period of maize growth. what is the effect of drought on corn growth?
China has a vast territory, the characteristics of climate distribution also show a high degree of diversity, and the rainfall varies greatly all over the country. Generally speaking, there is less rainfall in July and August in North China and Huang-Huai-Hai region.
2018-07-18 -
New techniques for prevention and control of apple ring disease
New technology for prevention and control of apple ring disease Apple ring disease, apple tree rot and early apple defoliation are the three major diseases of apples in China. Because of its close relationship with climate, the disease is more serious in North China, Northeast China and East China. 1...
2018-06-09 -
Influence of waterlogging on Maize and Technical suggestions for Post-disaster Management
Influence of waterlogging on Maize and Technical suggestions for Post-disaster Management
2018-06-30 -
Management after flood and waterlogging of fruit trees
Management after flood and waterlogging of fruit trees
2018-06-30 -
From June 1 to 3, rainfall in Huang-Huai area affected new wheat harvest and drying.
From May 25 to 28, high temperature weather occurred in most parts of North China, the north of Huang-Huai River and eastern Shaanxi, with a maximum temperature of 30 ℃ in 1-2 days. In most parts of central and eastern North China, the daily maximum temperature reached 32-35 ℃ in 1-2 days, and it was high in central and southern Hebei, eastern Beijing and Tianjin.
2016-01-10 June 1-3 Huang-Huai area rainfall impact new wheat harvest new -
Why did Xinyi suffer from the flooded El Nino?
Why did Xinyi suffer from the flooded El Nino?
2019-02-21 -
What kind of humidity conditions are needed for Gastrodia elata growth
Besides temperature and humidity, the growth of Gastrodia elata is also an important factor. The annual rainfall in Gastrodia elata producing areas is generally more than 1000 mm. Most of the rainfall in some producing areas in southwest China is about 1700 mm, and the average relative humidity is 70%, 80%. The climate is often rainy, rainy and humid, which is most suitable for the growth of Gastrodia elata. Therefore, the humidity of artificially cultivated Gastrodia elata should be controlled at about 60% during the growing period and 30% at 40% during the overwintering period. When the temperature is high, it doesn't matter to Armillaria mellea, but it is easy to rot, while when the humidity is low, Gastrodia elata is.
2019-01-16 -
When does the peony flower blossom?
When does the peony flower blossom?
2019-03-08 -
How to plant cherry saplings and bear fruit in several years
Cherry's appearance color is very bright, and crystal beautiful, cherry color is as red as agate, yellow as fat, the fruit is very rich in sugar, protein, vitamins and calcium, iron, phosphorus, potassium and other elements. So the nutritional price of cherries
2020-11-08 Che Li son sapling how plant tree a few years fruit che Li -
Planting techniques of Cherry
Planting techniques of Cherry
2018-07-02