23. Conventional plant breeding now boosts yields by roughly 1 percent annually.

传统的植物育种现在每年可提高约1%的产量。

The inventor of the Kalette is Jamie Claxton, one of the UK's top seed producers and head of plant breeding firm, Tozer Seeds.

Kalette的发明者是杰米·克拉克斯顿，他是英国顶级种子生产商之一，也是植物育种公司Tozer Seeds的负责人。

So, to complement plant breeding, scientists have developed new biotechnology tools — which are exactly what they sound like: technological inventions using living things.

因此，为了补充植物育种，科学家们开发了新的生物技术工具——正如它们的名字一样：利用生物进行技术发明。