单词self-sterile
网络: 自花不孕；自体不育的；自花不育
Most currants have self - fertile flowers, but a few cultivars are partially self -sterile , so set more fruits with cross- pollination.
大多数珍品，有自我肥沃鲜花，但也有少数品种有一部分自我疏导，以订定更果实交叉授粉。