一、水稻育种技术的新发展水稻育种技术有悠久的历史,最初是系统选种,这种技术我国在公元前一世纪的《汜胜之书》已有记载,二千多年来缓慢地发展。直到二十世纪初创立了近代遗传学,才为近代育种学奠定了科学基础,然后水稻杂交育种就发 First, the new development of rice breeding technology Rice breeding technology has a long history, the first is the system of seed selection, this technology in our country in the first century BC, “Su Sheng book” has been recorded, more than 2000 years of slow development . It was not until the early 20th century that modern genetics was founded that laid the scientific foundation for modern breeding and then hybrid rice breeding