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Climate Difference of Rice Planting in Panjin

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Climate Difference of Rice Planting in Panjin

Date:2019-07-12 Author: Click:

Climate Difference of Rice Planting in Panjin




The precipitation is moderate, with an average annual precipitation of 623.2 mm. Most of the precipitation is concentrated in summer. The average precipitation in summer is 392.1 mm, accounting for 62.9% of the annual precipitation. Evaporation is 2.7 times more than precipitation, and the average annual evaporation is 1669.6 mm. The main wind direction in spring, summer and autumn is southwest wind, and in winter is West (east) North wind. The average annual wind speed is 4.3 m/sec. The maximum wind speed in April is 5.8 m/sec. The minimum wind speed in August is 3.3 m/sec. The instantaneous maximum wind speed is 25.7 m/sec. The change of air pressure is single peak, which varies with the season. It is the highest in November, 1061.0 hPa, and the lowest in July, 1003.3 hPa.

Panjin Food Rice

Panjin is located between 40 41 - 41 27 in the North latitude. It has long daytime and abundant sunshine in summer. Its annual average sunshine is 2768.5 hours. Its annual total solar radiation is 130-140 kcal/square centimeter/year, which is higher than that of Dalian, Yingkou, Jinzhou and the eastern and northern parts of Northeast China. In terms of climate division, only Panjin and Dalian, Yingkou and Jinzhou are located in the south temperate sub-humid zone in Northeast China. Panjin rice is harvested one season a year. Its growth period is 158-170 days. By the time of harvest, it will have been cold and frosty. At this time, Panjin's climate is suitable, the air humidity is wet and dry, and the temperature difference between day and night is large, which can make the organic matter in rice fruits more fully converted into sugar. This is an important reason why Panjin rice is good quality and a little sweet.


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