摘要
分析了毕节地区 1961～ 2 0 0 0年 40a间水稻产量与其生育期间气温、降雨量、日照等主要气象因子的关系。结果表明 :9月上旬均温、5月上旬降雨量及 9月上旬日照时数与水稻产量相关达显著或极显著水平 ,是影响水稻产量的最主要气象要素。
The relationship between rice output and the data of weather factors about forty years from 1961-2000 and was analyzed with the method of correlation and re-return, and in Bejie area, the weather factors included temperature, precipitation, sunshine etc. The result revealed that there was a significant correlation and main weather factor affecting rice output was the average temperature in first ten-days of September, the precipitation in first ten-days of May, the sunshine in first ten-days of September.
出处
《安徽农业科学》
CAS
2002年第3期370-372,共3页
Journal of Anhui Agricultural Sciences
