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在近几年辽西北地区频繁出现春旱等灾害性气候条件下,通过对高粱不同品种不同播种时期的生育特征及产量变化的研究,确定了高粱安全成熟下限播种时间及产量指标,为今后在春季阶段性干旱中高粱安全种植提供科学依据。
In recent years, the frequent occurrence of spring drought and other disastrous climatic conditions in northwestern Liaoning, through the study of fertility characteristics and yield changes of different sorghum sowing dates, the sowing time and yield indicators of the lower limit of maturity of sorghum were determined, Spring stage drought in the safe planting of sorghum provide a scientific basis.