Traditional Culture Encyclopedia - Weather inquiry - What are the climatic characteristics suitable for growing rice in Taiwan Province Province?
What are the climatic characteristics suitable for growing rice in Taiwan Province Province?
The climatic characteristics of Jiamusi The reason for planting rice is that Jiamusi has a mid-temperate continental monsoon climate, with rain and heat in the same period and an average annual temperature of 3℃. Winter is long and summer is short, the frost-free period is about 140 days, the annual average precipitation is 527 mm, the sunshine hours are 2525 hours, and the effective accumulated temperature is 2590℃. Winter is long and summer is short, and the frost-free period is about 130 days, which is suitable for the growth of many crops.
Jiamusi is located at the confluence of Heilongjiang, Songhua River and Wusuli River. Xiaoxing 'anling Castle Peak in the west, Zhangguang Cailing in the south, Nadanha Daling and Wanda Mountain in the south and southeast. To the north of Wanda Mountain is the Sanjiang alluvial plain, and to the northeast of Zhangguangcailing is the valley plain between the two mountains of Woken River. The city's topography forms a transitional form of mountain-hill-plain from southwest to northeast. The general trend of topography is high in the southwest and low in the northeast.
The eroded low mountain area is 14629 km2, accounting for 2 1.7% of the total area of Jiamusi city. Including Xiaoxing 'anling, Wandashan, Nadanha Daling and Zhangguangcai Ridge in this city. Mainly distributed in Huanan, Tangyuan and other counties. This area is a folded mountain range formed by Hercynian movement at the end of Paleozoic, belonging to the third uplift zone of Neocathaysian system. Most mountains extend from northeast to southwest. The altitude is generally 500-800 meters, which belongs to the low mountain type. There are few Zhongshan mountains above 800 meters above sea level. Except for steep peaks and V-shaped canyons in some areas, the mountains generally fluctuate gently with a slope of 10- 15 degrees. Most valleys are wide U-shaped valleys. The surface is mostly residual soil, which consists of loam and clayey silt, often containing cuttings, and the bedrock weathering crust is below it. The parent materials are mostly Hercynian and Yanshanian granites, and some are Proterozoic metamorphic rocks.
The eroded hilly area is 9789 square kilometers, accounting for 14.5% of the total area of the city. Around the eastern slope of Xiaoxing 'an Mountains and Wanda Mountain, with the gradual decrease of mountain topography, the landform changes from low mountains to hills. The hills of this city are distributed in Huanan, Fujin and other counties; Most of them are distributed on the edge of the plain, alternating with low mountains. At an altitude of 200-450m, the slope is gentle and long, the top of the mountain is muddy, some of them are ridged, and the valley between hills is wide and shallow. Most of the surface remains. The soil layer is thin, with loam and sand above and weathered debris below. The parent material of hills is mostly ancient granite, and the valleys are mostly sedimentary rocks. Most of the low slopes and valleys of these hills have been reclaimed.
Flooding, erosion and denudation platforms, with a total area of 6382 square kilometers, accounting for 9.5% of the city's total area.
The alluvial plain covers an area of 36,480 square kilometers, accounting for 54.2% of Jiamusi City. There are mainly Sanjiang alluvial plain, Woken River valley plain and alluvial plain in front of Wanda Mountain. Structurally, this area belongs to a new depression in the second uplift zone of Neocathaysia. From late Jurassic to Cretaceous, the mountains gradually rose; Depression appeared in the plain area, and it has been in a large-scale subsidence movement since Quaternary Pleistocene. It is only in some areas that hill uplift appeared, forcing Heilongjiang, Songhua River and Wusuli River to change their course many times, leaving many ancient rivers and winding belts. The landform types that constitute the plain area are mainly high and low floodplain, first terrace and second terrace. Most of the surface is covered by Quaternary loam. This area is usually flat and low-lying. The altitude is 40-80 meters, and the lowest terrain in Fuyuan Delta is only 34 meters. There are several isolated and remnant mountains on the plain. The terrain inclines from southwest to northeast with a slope of1/5000-110000. Because of the low terrain, the river cutting ability is weak. Except Heilongjiang, Songhua River and Wusuli River, the riverbed gradient of other rivers flowing through this area is small, and many rivers have the characteristics of swamp rivers. There are many meanders on the plain, such as oxbow lakes, old rivers and sandbars, and swamps are widely distributed. Because of the flat terrain, good soil quality and rapid development of planting industry, most of this area has been reclaimed as farmland, which is one of the main planting bases in the province.
The plain low-lying land 1 1, 295 square kilometers, accounting for 3 1% of the plain area, mainly distributed in Tongjiang and Fuyuan.
What kind of climate is suitable for growing rice? Please, 3Q rice likes high temperature, high humidity and short sunshine, and it is not strict with soil, and paddy soil is the best. The lowest temperature of seedling germination is 10 ~ 12℃, and the optimum temperature is 28 ~ 32℃. The average daily temperature at tillering stage is above 20℃, and the optimum temperature for ear differentiation is around 30℃. Low temperature prolonged the differentiation of branches and glumes. The optimum heading temperature is 25 ~ 35℃. The optimum flowering temperature is about 30℃, lower than 20℃ or higher than 40℃, which seriously affects fertilization. The relative humidity is 50 ~ 90%. The key period of fruiting is from panicle differentiation to full filling stage; The population with balanced nutritional status and high photosynthetic efficiency is of great significance to improve seed setting rate and grain weight. A lot of water and mineral nutrients are needed at heading and fruiting stage; At the same time, it is necessary to enhance the root activity and prolong the functional period of stems and leaves. It takes about 500 ~ 800 kg of water to form 1 kg of rice.
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The climate characteristics of Taiwan Province Province and the climate of Taiwan Province Province.
Taiwan Province Province is located on the coast of the East Asian continent, and the climate patterns of the continent and the ocean will affect our climate, winter.
There is a continental cold high from Siberia, controlled by the northeast monsoon, and a maritime cold high from the Pacific Ocean in summer.
High pressure, mainly southwest monsoon. And this special type and * * * mountain terrain influence, so
This has caused the climate difference between the four seasons in Taiwan Province Province and the northern and southern regions.
Rainfall in Taiwan Province Province
How did the rainfall in Taiwan Province Province come from? The rainy winter is mainly caused by the northeast monsoon.
The windward side of the northeast is most likely to rain. The main weather system is the front in spring, but it is humid in summer.
Southwest airflow often leads to heavy rain. Another important weather is the familiar typhoon, typhoon.
The influence will last from summer to autumn, and in autumn, the weather will gradually begin to be affected by the northeast monsoon.
But in fact, the rainy season in Taiwan Province Province is not easy to be divided into four seasons. Most of the rain comes from May and June.
The rainy season in May and the typhoon season from July to September are also important weather systems in Taiwan Province Province.
The source of water resources. In addition, the spring rain from February to April also contributes a lot to the precipitation in the northern region. As for winter in Taiwan Province Province,
The sky is a season with little rain, especially in the central and southern parts, and there is almost no precipitation, which we call dry water.
Period.
Generally speaking, Taiwan Province Province is warm all the year round, with great changes in spring and summer and little changes in summer and autumn, which is the most suitable.
In tourist weather, the annual average temperature is about 22 degrees, and the average minimum temperature is only 12- 17 degrees (54-63 degrees Fahrenheit).
So you can't see foggy snow here in winter, and you can only catch a glimpse of snow in several high mountain areas.
Son. At the turn of spring and summer [from March to May every year], it occasionally rains in Mao Mao due to the influence of the lingering front.
When visiting Taiwan Province Province, remember to take an umbrella, because walking in the rain is romantic, but
But you don't want to travel wet. Summer in Taiwan Province Province [June to August every year], occasionally.
Please pay attention to the weather forecast when the typhoon passes, because there are absolutely no big waves on the beach caused by typhoon days.
This is a good time to watch the wonders. Autumn in Taiwan Province Province [about September-165438+ 10] can indulge in the sky.
It's sunny and cool. The short and warm winter [65438+ February-February every year] in Taiwan Province Province is the season to enjoy the maple.
The occasional cold snap is the favorite of bubble bath people.
Taiwan Province Island is long and narrow from north to south, surrounded by a large watershed. The Tropic of Cancer just passes through the south-central part of the island, with subtropical climate in the north and tropical climate in the south. From the flat land to the high mountain, with the elevation rising, the temperature gradually decreases, forming the climate characteristics of heat, temperature and cold in the same time and space. At the same time, although the climate of Taiwan Province Province is strongly influenced by both the ocean and the mainland, the maritime climate is obvious, which is characterized by high temperature, rainy and windy on the whole.
Temperature and sunshine
The average annual temperature in the plains of Taiwan Province Province is 23.6 degrees Celsius. Among them, the average annual temperature in the north is about 22 degrees Celsius and that in the south is about 25 degrees Celsius. The average temperature difference between north and south in winter is about 5 degrees Celsius, but it is not much different in summer. The flat land in the province is long in summer and short in winter, while the southern part is long in summer without winter. After April every year, the average temperature is above 20 degrees Celsius for 8 months. The hottest June-September, the average temperature is 27-28 degrees Celsius. February 65438 to March of the following year is winter. The average temperature is above 15 to 16 degrees Celsius, and the average minimum temperature is higher than 1 1 degrees Celsius.
Influenced by the continental cold air mass, the northeast monsoon prevails in Taiwan Province Province in winter, but it is restricted by the warm current from the north to the equator. In summer, influenced by the Pacific subtropical high, the southwest monsoon prevails, and the southeast monsoon from the Pacific Ocean is blocked by the central mountain range.
The vertical variation of temperature in mountainous areas of Taiwan Province Province is much larger than that in the north and south, and the temperature decreases with the increase of mountain situation. In the mountainous areas of the northern region, the temperature drops by about 0.6 degrees Celsius at an altitude of 100 meters. In the south-central region, the temperature drops by about 0.5 degrees Celsius at an altitude of 100 meters. In winter, you can see snow at the peak above 3000 meters above sea level. The average annual temperature at the top of Yushan Mountain is only 3.8 degrees Celsius.
Taiwan Province Province is sunny. The annual sunshine hours in the plain area are 2 100 hours, the average sunshine hours in the central mountainous area are less than 1000 hours, the average sunshine hours in the north and south are 1500 to 1700 hours, the average sunshine hours in the central Taichung area are 2454 hours, and the average sunshine hours in the southern Tainan area are 26/kloc-0.
The high temperature and abundant sunshine in the plain area of Taiwan Province Province provide favorable conditions for the growth of various crops. Vertical change of mountain climate, vertical change of vegetation distribution, plant species. The annual sunshine hours in Taiwan Province Province are influenced by rainfall distribution and topography, and the number of high mountains is less than that of flat land. The average annual sunshine hours in plain areas are 2 1000 hours, while the average annual sunshine hours in central mountainous areas are less than1000 hours. The northern and eastern regions are less than the central and southern regions, with an average dimension of 65,438+0,500 to 700 hours, and the average in Taichung in the central region is 2,454 hours. Tainan in the south has the most 26 1.9 hours, while Yilan, Jijiang and Suao 1.400 hours in the north are the least.
Precipitation and temperature
Taiwan Province Province is one of the regions with the richest rainfall in China, with an average annual rainfall of over 2000mm, equivalent to 90 billion cubic meters of water, which is three times the average rainfall in the world.
The distribution characteristics of precipitation in Taiwan Province Province are as follows: precipitation in mountainous areas is more than that in plain areas; In the flat land, there are more marginal zones near the mountain than those far away from it; There are more plains in the east than in the west. The average annual precipitation in the central mountainous area is about 3000 mm, that in the flat land is about 1800 mm, that in the eastern flat land is between 1500-3000 mm, and that in the western flat land is the largest in Keelung in the north, with an annual precipitation of 3600 mm..
The rainless area in Taiwan Province Province is located in the west, south of Dajiaxi and north of Zengwen Reservoir, that is, the central and western parts of Jianan Plain. Among them, the average annual precipitation of Zhutang in Changhua County in 32 years exceeds 1 183mm, and that of Lugang 13 years does not exceed 1258mm.
The seasonal distribution of precipitation in Taiwan Province Province is closely related to monsoon and topography. There are obvious differences between the north and the south, and the seasonal changes of rainfall are also different. In summer, the southwest monsoon prevails, but the wind is weak, the temperature in various places generally rises, the water vapor in the air increases, the convection is strong, and there are many thunderstorms. Because there are many typhoons, it brings a lot of precipitation to the whole province. In winter (10 to March of the following year), the northeast monsoon prevails, and the cold air mass from the southern part of the mainland brings rich water vapor to Taiwan Province Island through the East China Sea, and the rainy season forms in the north and northeast, with precipitation accounting for about 60% of the whole year.
The rainy days in Taiwan Province Province are quite consistent with the annual precipitation, that is, there is more precipitation and more rainy days. The distribution characteristics of rainy days are: more mountains than flat land, more east than west, the whole island decreases from north to south, and the monthly precipitation changes from north to south. Precipitation intensity (precipitation per unit time) is generally higher in summer than in winter except Keelung in the north. Among them, the seasonal variation of precipitation intensity in the northern region is small, and the seasonal variation in the central, southern and eastern regions is large. Although there is abundant precipitation in Taiwan Province Province, there are still droughts in different degrees due to the differences in geographical and seasonal distribution. Although precipitation is the main source of water resources in Taiwan Province Province, abnormal precipitation often brings serious floods.
The relative humidity in Taiwan Province Province is relatively high, with little change, and the annual average relative humidity is mostly between 78-85%. In summer months, the relative humidity in other areas is above 80%, except in the northern part of Danshui, Keelung and Taipei. In winter months, the relative humidity in the eastern and southern parts of Taiwan Province Province is relatively low, about 75%, and it is far above 80% in other areas. The relative humidity in the central mountainous area has no obvious seasonal variation, and it is around 80% in all seasons.
The overall climate is long and humid in summer and short and warm in winter. Affected by the northeast monsoon in the north, the rainy season is from June to March in 654381,and the winter in the central and southern regions is not obviously affected. In May, Taiwan Province Province entered the rainy season.
Climatic conditions in rice growing period; Temperature and precipitation are suitable for planting corn in China; Hot and rainy,
China's subtropical monsoon region and tropical monsoon region, as well as inland areas that meet irrigation conditions (such as Xinjiang oasis) can be planted.
Rice can be planted as long as it meets the needs of high temperature and water source during its growth.
Climate characteristics of Taiwan Province Island Taiwan Province Island has a low latitude and is surrounded by the sea, forming a warm and humid subtropical and tropical monsoon climate. The temperature in the central mountainous area is relatively low, which is different from that in the plain area.
What are the climatic characteristics of CCTV7 suitable for planting in Guizhou? The cash crops suitable for planting in Guizhou mainly include watermelon, rape, houttuynia cordata, onion, Osmunda japonica, bamboo shoots, chicory, coix seed, potato, tobacco leaves and watermelon.
Climatic characteristics of Guizhou
Guizhou has a warm and humid climate, which belongs to subtropical humid monsoon climate. The temperature doesn't change much, it is warm in winter and cool in summer, and the climate is pleasant. From the perspective of the whole province, the average temperature in Leng Yue (65438+ 10) is usually 3℃ ~ 6℃, which is higher than other areas in the same latitude. The average temperature in the hottest month (July) is generally 22℃ ~ 25℃, which is a typical cool area in summer. There is more precipitation, obvious rainy season, more cloudy days and less sunshine.
Affected by atmospheric circulation and topography, Guizhou has a diverse climate. "One mountain is divided into four seasons, and ten miles are different." In addition, the climate is unstable, there are many kinds of disastrous weather, and drought, autumn wind, freezing and hail occur frequently, which is very harmful to agricultural production.
Main crops
Guizhou is rich in crops and plants, and has cultivated nearly 600 varieties of cash crops such as grain crops, oil crops and fiber plants. Grain crops are mainly rice, corn, wheat and potatoes, and cash crops are mainly flue-cured tobacco and rape.
Economic trees mainly include tung tree, camellia oleifera, tallow, sumac, walnut and so on. Dafang Raw Lacquer and Liu Ma Tung Oil are famous specialties in Guizhou.
There are more than 30 major livestock breeds and more than 2,500 excellent forage resources in the province, which have good conditions for the development of animal husbandry.
Britain has a temperate maritime climate, such as climate characteristics, and what fruits are suitable for growing.
The main feature of British climate is mild and humid all year round, with little change in four seasons. Usually, the highest temperature is not more than 32℃, the lowest temperature is not less than-10℃, and the average temperature in June of 1 is 4 ~ 7℃, and rivers rarely freeze. The average temperature in July is 13 ~ 17℃, which is relatively cool. You need to wear a coat when you go out sooner or later. The average annual precipitation is about 1000 mm. The annual precipitation in the northern and western mountainous areas exceeds 2000 mm, and that in the central and eastern areas is less than 800 mm. February to March is the driest, and 10 to 1 month is the wettest. The fog in Britain is heavy, which is mainly caused by the moisture in the island country.
Britain is influenced by the west wind and the ocean all the year round, and the climate is mild and humid all year round, which is suitable for plant growth. Although the climate in Britain is mild, the weather is changeable. Within a day, it rained on sunny days.
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