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据重庆气象预报,3～4月全市平均气温较常年同期略偏低,降水量较常年同期略偏多;3月上旬、4月上中旬阴雨寡照天气明显,其中3月上旬出现的连阴雨天气较为突出。全市区域性大雨将于4月上旬后期到中旬前期开始,较常年偏早。综合当前小麦条锈病病情、天气预报、我市小麦品种布局以及常年条锈病发生情况等因素进行分析,预计今年小麦条锈病发生程度为3～4级,发生面积60万亩(次)左右,发病高峰期为3月
According to the Chongqing meteorological forecast, the average temperature of the city from March to April was slightly lower than that of the same period of previous year, and the precipitation was slightly more than that of the same period of previous year. In early March and April, the weather was light and rainy in the middle of April, with even the rainy weather appearing in early March prominent. The city’s regional heavy rain will begin in late April to early mid-early April, earlier than usual. Based on the analysis of the current wheat stripe rust, weather forecast, the layout of wheat varieties in our city and the occurrence of perennial stripe rust, it is estimated that the incidence of stripe rust in wheat will be from 3 to 4 and the area will be about 600,000 mu The peak is March