Breeding work is a technique to develop new rice varieties, favourable to the increase of agronomical or qualitative grain.

育种工作是一种培育新的水稻品种的技术，有利于提高农艺性或水稻品质。

[Ben] Breeding works by crossing two different rice varieties with favourable attributes, in the hope of a new variety which carries both of those characteristics.

育种是通过杂交两个具有有利属性的不同水稻品种，希望能培育出兼具上述两种属性的新品种。