Analysis of wheat seedling situation in late January 2005 in Anhui Province

Introduction: 1 The weather in this ten day period: the weather in this ten day period is rainy and snowy on the 22nd-26th day in the north of Huaihe River and the 21st-29th day in the south of Huaihe River; the cold air at the end of ten day moves southward and the whole province turns to cloudy and sunny weather Ten day average temperature: 1-2 ℃ along Huaibei and Dabie Mountains, 3-4 ℃ in the south of Jiangnan, and 2-3 ℃ in other areas Along Huaibei, South and east of the Yangtze River, the temperature of other areas is about 1 ℃ Ten day precipitation: 1-10 mm in the north of Huaibei, less than 10-80%; 10-30 mm from the south of Huaibei to Jianghuai, more than 20-1 times; 40-100 mm along Jiangnan, more than 1-2 times Ten day rainy day: one day in the north of Huaibei, six to eight days in the south of Hefei and Dabie Mountains, and three to five days in other areas Ten day sunshine hours: 20-37 hours along Huaibei, 8-20 hours in most other areas The whole province is obviously less 2 Crops and meteorology: the winter wheat in Huaibei area of Anhui Province is in the overwintering period in this ten day, and other areas are still growing slowly In this ten day, the temperature is normal and slightly low, and there is no extreme cold weather, which is conducive to the safety of crops in the field However, there is a serious lack of sunshine, a large number of rainy and snowy days, and the precipitation is less in the northern part of Huaibei, but more in other areas, which makes the relative humidity of most areas of our province in the state of over saturation and is not conducive to the healthy growth of crops in the field, and it is easy to induce diseases and pests III suggestions and Countermeasures for farming: At present, it is the transition period from winter to spring, the weather is gradually warming, and the wheat in our province will gradually enter the green back period from south to north, but there will still be heavy snow and severe cold weather, which will bring snow disaster or frost damage Therefore, the wheat area should combine the growth situation of local wheat seedlings, increase the field management of winter wheat, promote the weak to strong by applying green back fertilizer to Late Sown Wheat and vegetables, and control the flourishing seedlings Measures such as fertilizer and water, suppression and so on can restrain the excessive growth and promote the healthy growth of wheat and vegetable When the cold air comes, we should pay attention to the windproof cover in time to ensure that the tiller nodes will not be frozen after the wheat turns green.