江苏省优良食味粳稻品种培育的发展与启示

Development and Enlightenment of Japonica Rice Breeding with Good Eating Quality in Jiangsu Province

江苏是我国水稻主产省之一,水稻常年种植面积220万hm^(2)左右,总产1950万t左右,单产近9.0 t/hm^(2),在保障江苏乃至全国粮食安全中的地位举足轻重。长期以来,江苏省的水稻育种一直以高产为主要目标,进入21世纪以后,优质成为江苏水稻育种的首要目标。本文综述了江苏省水稻优质育种的背景、食味品质改良的途径和优良食味粳稻品种培育的进展,剖析了江苏省优良食味粳稻育种的启示及今后江苏省水稻食味品质改良与优质育种发展的方向,以期为广大水稻育种工作者提供借鉴。

Jiangsu is one of the main rice producing provinces in China.In recent years,the rice planting area is about 2.2 million hm^(2),the total yield of about 19.5 million tons and the yield per unit is nearly 9.0 t/hm^(2).It plays an important role in ensuring the food security of Jiangsu and even the whole country.For a long time,the main goal of rice breeding in Jiangsu Province has been high yield.After entering the 21th century,high quality has become the primary goal of rice breeding in Jiangsu Province.This paper summarized the background of high-quality rice breeding in Jiangsu Province,the approach of improving eating quality and the progress of good eating japonica rice breeding,and analyzed the enlightenment of good eating quality japonica rice breeding and the development direction of eating quality improvement and high-quality breeding of rice in Jiangsu Province in the future,so as to provide enlightenment and reference for the rice breeders.