播种—越冬前据西郊气象站资料分析(下同),去年6—8月降水为482.8毫米,比多年平均值(493毫米)略偏少,小麦播种时土壤底墒基本接近常年。小麦播种期前后,即9月中旬到10月上旬,降水量只有16.6毫米,比多年 Sowing - before winter According to the western suburbs weather station data analysis (the same below), June-August last year, precipitation was 482.8 mm, slightly less than the annual average (493 mm) slightly less, sowing soil moisture at planting almost close to perennial. Wheat sowing period before and after, that is, from mid-September to early October, the precipitation is only 16.6 mm, more than many years