粤海良种崛起：育种装上“芯片” 产业“赛马”提速

Core Insights - The Guangdong marine fishery experimental base has achieved the world's first full artificial breeding and mass cultivation of the Seriola dumerili fish, enhancing the variety reserves of the "Guangdong Marine Granary" [1] - Guangdong's marine seed industry leads the nation, with 6.796 billion marine fish fry produced in 2024, accounting for about half of the national output [1] - The transition from traditional breeding to biological and intelligent breeding techniques has significantly improved breeding efficiency and precision [4] Group 1: Industry Development - The marine seed industry in Guangdong has established a comprehensive development system integrating technology research, results transformation, and industrial application [1][5] - The province has successfully cultivated 18 nationally approved marine species, leading the country in this regard [4] - Guangdong is extending its breeding strategies to deep-sea environments, necessitating the development of new species that can thrive under challenging conditions [4] Group 2: Technological Advancements - The use of molecular markers and big data platforms for breeding has enhanced efficiency and accuracy in the industry [4] - Innovative breeding techniques, such as the implantation of chips for gene sequencing in fish, are being employed to improve survival rates of fry from 60% to 80% [2] - The introduction of the "water air conditioning" technology has allowed for the advancement of breeding cycles, exemplified by the early spawning of the flower bass [3] Group 3: Financial Support and Collaboration - Guangdong has implemented a "reveal and take charge" mechanism to stimulate research and development, fostering a competitive environment among breeding teams [6] - Financial institutions in Guangdong have introduced supportive policies, such as the "marine ranch loan," to assist small and medium-sized aquaculture enterprises [6] - The province's strong industrial foundation and close collaboration between academia and industry facilitate rapid feedback from market demands to research and development [7]