浙江水稻种植制的变化与种植区划.pdfVIP

浙江农业学报Acta Agriculturoe Zhejiangensis 19(6)：423～426，2007 浙江水稻种植制的变化与种植区划 朱德峰，陈惠哲，章秀福，林贤青，张玉屏 (中国水稻研究所，浙江杭州310006) 摘 要：浙江省水稻种植制近几十年来发生了很大的变化：双季稻种植面积从1993年的86％，到2OO4年下降 到34％，单季稻面积从14％上升到66％；常规稻种植面积从1995年的75％，到2004年下降到50％，而2OO4年 杂交稻种植面积达到50％；随穗重型品种和杂交稻的应用发挥分蘖和大穗优势的旱育秧、强化栽培技术在生 产上应用推广，同时推广直播稻和抛秧栽培等节本省工技术。参照原水稻种植区划成果，根据现有水稻种植 制和品种类型，将浙江省水稻种植区分为以下6个稻区：I．杭嘉湖平原单季粳稻区；1I．宁绍平原单双季籼 粳稻区；Ⅲ．温台沿海平原单双季籼稻区；Ⅳ．金衢盆地单双季籼稻区；V．浙西南丘陵山区单季籼稻区；V1．浙 西北丘陵山区单季籼粳稻区。并描述了各稻区的地理位置、地貌和气候特征、稻作制度、水稻类型、各季水稻 种植面积比例及现有生产技术主要特色等。 关键词：水稻；种植制；区划；稻作技术；品种；浙江 中图分类号：$511 文献标识码：A 文章编号：1004—1524(2007)06—0423—04 Evolvement of rice cropping system and planting zonafion in Zhejiang province ZHU De—feng，CHEN Hui—zhe，ZHANG Xiu—fu，LIN Xian—qing，ZHANG Yu—ping (China National Rice Research Institute，Hangzhou 310006，China) Abstract：Rice cropping system has greatly changed during recent decades in Zhejiang province．1~)uble rice cropping sys— tem decreased from 86％ in 1993 to 34％ in 2004 and single flee cropping system increased from 14％ to 66％ in the same period．With the change in rice cropping system．percentage of area covered with inbred variety decreased from 75％ in 1995 to 50％ in 2004 and with hybrid to more than 50％ in 2004．With the popularization of panicle size variety and hy— brid，cultivation techniques of seedling raising in dry land and system of rice intensification(SRI)were pop~arized to pro— mote the advantage of tiller and large panicle．At the same time，labor-saving techniques，such as direct seeded rice and seedling broadcasting were popularized．According to the recent rice cropping system and type of variety in various regions， and refering to the original rice planting zones，rice planting area was classified into 6 rice planting zone listed below：I． Zone of Japonica rice in single cropping system in Hangjiahu plain．11．Zone of Indi