谷子是陇东的主要小秋作物之一,每年种植面积约3.5～4.0万h,平均单产900～1500kgh。因此,分析其气象条件,并做出适生种植区划,这对充分利用气候资源、调整作物布局具有重要的意义。陇东谷子一般在4月上、中旬播种,9月中、下旬成熟收获,全生育期160～180天。因此,可将4月至9月视 Millet is one of the major autumn crops in eastern Gansu. The annual planting area is about 3.5-40,000 h, with an average yield of 900-1500 kgh. Therefore, analyzing its meteorological conditions and making suitable planting zoning is of great significance for making full use of climate resources and adjusting crop layout. Longdong millet generally in April, sowing mid-September, mature harvest in late, the whole growth period of 160 to 180 days. Therefore, April to September can be seen