湖南水稻直播现状、问题与发展对策

Current Situation, Problems and Developing Countermeasures of Rice Direct Seeding in Hunan Province

从湖南水稻直播面积及区域差异等方面阐述了湖南水稻直播的发展情况,初步分析了水稻直播的种子成本、肥料成本和其他用工成本及稻谷收益。水稻直播具有省工节本的优势,但也存在生产风险,主要问题有适宜直播的品种缺乏、品种搭配欠佳及除草困难等,并提出湖南直播稻应多方引导、培育适宜品种和完善技术体系等发展对策。

In this paper,the development of rice direct seeding in Hunan Province is expounded from the aspects of rice direct seeding area and regional differences.The costs of seed,fertilizer and labor as well as farmers'incomes are discussed.Direct seeding has the advantage of saving labors and costs,but the risk always existes.This paper points out the problems such as lack of suitable varieties,poor variety collocation and difficulty in weeding.Hence,the countermeasures for developing direct-seeding rice in Hunan are put forward as multi-channel guidance,variety breeding and improvement of technical system.