The coefficients of correlation (r) calculated for monthly Tmin, Tmax, precipitation and on-station grain yield for June, July, April-August at the study breeding sites.

The coefficients of correlation (r) calculated for monthly Tmin, Tmax, precipitation and on-station grain yield for June, July, April-August at the study breeding sites.本数据集收录了在研究育种站点中，针对6月、7月及4-8月时段的月最低气温（Tmin）、月最高气温（Tmax）、降水量与站内谷物产量所计算得到的相关系数r。