论文部分内容阅读
碭山、早酥梨是呈贡县从1976～1984年省内外引进的20个品种中,筛选出的适应本地区栽培的两个优良品种。
Junshan, as early as pear pear juice Chenggong County from 1976 to 1984, the introduction of 20 varieties both inside and outside, selected to adapt to the cultivation of the two fine varieties.