haploid breeding by pollen culture

例句：

1. 1. In the field of genetics, haploid breeding by pollen culture has been widely used to improve crop yields and resistance to diseases.
   在遗传学领域，通过花粉培养进行的杂合育种已被广泛用来提高作物产量和抗病性。
2. 2. The researchers have successfully developed a new strain of bacteria that can be used in pollen culture-assistedhybrid breeding.
   研究人员已经成功开发了一种新菌株，可以在花粉培养辅助杂交育种中使用。
3. 3. The technique of pollen culture-assisted hybrid breeding has greatly improved the efficiency of plant breeding and is expected to play an important role in future agricultural development.
   花粉培养辅助杂交育种技术大大提高了植物育种的效率，并有望在未来的农业发展中发挥重要作用。