改良

这项新举措的实施将有效改良相关产业的高质量发展。

zhè xiàng xīn jǔ cuò de shí shī jiāng yǒu xiào gǎi liáng xiāng guān chǎn yè de gāo zhì liàng fā zhǎn.

The implementation of this new initiative will effectively improve the high-quality development of the relevant industry.

农业科学院的育种专家们历经十余载反复回交试验，成功改良并选育出抗病虫害能力极强的高产节水型水稻新品种。

nóng yè kē xué yuàn de yù zhǒng zhuān jiā men lì jīng shí yú zài fǎn fù huí jiāo shì yàn, chéng gōng gǎi liáng bìng xuǎn yù chū kàng bìng chóng hài néng lì jí qiáng de gāo chǎn jié shuǐ xíng shuǐ dào xīn pǐn zhǒng.

Breeding experts from the Academy of Agricultural Sciences have successfully improved and bred new high-yield, water-saving rice varieties with strong resistance to diseases and pests after more than ten years of repeated backcrossing experiments.