Tea croparea, harvesting area, per unit area yield, gross output, and the total agricultural output value of the tea industry are analyzed and assessed by using regression model analysis.
运用回归模型对茶叶种植面积、采收面积、单位面积产量、总产量、茶叶农业总产值进行分析和预测。
2
Rice is the first cereal crop and contributes around 40% of the national grain production in China. The total yield and sowing area rank the first and second position in the world, respectively.