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本文根据冬种玉米试验资料，运用数理统计方法，分析了从化市冬种玉米种植的若干气候适应性问题，找出了影响冬种玉米生长发育及产量形成的关键期和主要气象因子．以此为依据，从气候上对本省冬种玉米种植进行分区．
Based on the test data of winter maize, mathematical and statistical methods were used to analyze the climatic adaptability of winter maize planting in Conghua City and the key period and main meteorological factors that affected the growth and yield formation of winter maize. Based on this, the climates of the winter planting of maize in the province were divided.