March spring, peach, pear, apricot, cherry blossoms have opened one after another. But the most anticipated in Chengdu, it is still a style yellow rape. Yesterday, this reporter made a special trip to Chengdu, the largest land Fang Jintang County, rape, and help everyone to "look to play." Farmland, golden eyed blowing.
Do not worry, do not rape the most gorgeous time. Rape Jintang County Bureau of Meteorology forecaster said the new building Zhang, Jintang low temperatures in February this year, rape was a little late opening will be entered in mid-bloom stage, gradually faded in early April. "This period of 3 weeks, is a good time to enjoy the rape."
Based on experience in the field to find the book to find
10 years of work in Jintang County, Zhang F, local farmers usually have to do farm work for the reminder. Last spring, he received a mission: to rape section do weather forecasting, prediction of flowering rape.
Concerned about the rape 8 years, full bloom forecast is a first. However, Zhang said the new building is not that hard, "general early March after another rape to open, and I have to do is to fine the process."
Zhang F, inquiries from the books that open the main view rape "accumulated" (daily average temperature of the stack, that is, effective temperature). "Rape flowers need to heat accumulation, from transplanting to flowering, from the beginning to the end of year 9 months the second year in March, needs effective temperature 1780 ℃."
Book knowledge alone is not enough, Zhang F, also like to exchange experiences with the farmers. The end of February this year, he and a farmer gossip, two people still rape flowering time for this year's competition again. "He said another 10 days will grow." Zhang said the new building, "I said to him, will be pushed back if the rain flower."
Temperature and humidity to bring the camera down
Yesterday afternoon, the 40-year-old driving a new building Zhang Jintang County Bureau of Meteorology from the starting compound, to the town of official positions, Samsung Town, Huai Town, three Town and other places. Farthest away from the weather bureau has more than ten kilometers.
From mid-February this year, every two or three days he goes to walk around these places. The tool is simple observation, a warm and wet dual-purpose thermometer, a camera.
To rape the ground, Zhang F, measured with a thermometer rape to the "mini environment", and then captured by growing bud yellowing, cracking, yellow petals ek various forms, as a reference.
Zhang said the new building, the daily average temperature is higher than 10 ℃ when the bud begin to yellow, on both the temperature exceeds 12 ℃, rape is necessary to open a large area.
Yesterday, Huai Town roadside farmland, the early flowering of rape has been opened by 30%. The 30% probability that he used "visual" calculated: the area of one square meter, the number of strains of rape, how many per plant opened, and then integrated to a conclusion.
Opened later this year under the Zhou Jinsheng flowering
"Blooming flowers rate should reach 70%." Zhang said the new building, rape, and grows on the tree peach, pear not the same, they are open lace edge growth. To the end of March, bolting rape can grow to 1 m high, flowers were going to be submerged into the flower fields.
February this year, the average temperature Jintang County average temperature lower than in previous years. January low 2.3 ℃, 2 mid-month on the low 0.5 ℃, making rape push than usual after the flowering period.
To March 8, total accumulated distance of flowering rape worse 127.1 ℃. Zhang expects the new building, March 16-18, rape will reach full bloom, the flowering period to continue until early April.
Zhang said the new building, Jintang Chengdu more than precipitation, coupled with lower elevation than the area of Chengdu, Chengdu, so the temperature range is relatively high, flowering than other places in Chengdu a little earlier. "The city around the time of flowering error is within 5 days, I personally recommend the 'prime time' is the end of March." Huaxi Dushi Bao, a press photographer Wu Xiaochuan Wang Hao Ye
Weekend flowers
▶ View Flower Collection
Time: March 16-18, Jintang of rape will reach full bloom, flowering until early April, we have 3 weeks of time to enjoy the rape.
Location: Jintang magistrate positions in the town, Samsung Town, Huai Town, three Town
Temperature: full bloom period, there will be 3 times Jintang cooling process of rainfall, we can arrange a time reference. 17-18, according to weather forecast, rain, temperature 4-5 ℃; 24 days or so, light rain; 28-30, light rain, temperature 4-6 ℃. Source: Huaxi Dushi Bao
