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浙江早稻品种结构进一步优化

2020-08-11 08:54:56 来源:浙江农业农村厅 阅读量:14474 评论

导读:近年来,针对早稻生产和市场需求,浙江省采取了多项举措,大力推进早稻品种结构优化。

  【农机网 科技创新】 今年浙江省早稻收割已近尾声。从各地统计结果看,今年浙江省早稻品种结构进一步优化,今年“中早39”“甬籼15”“中嘉早17”和“中组143”等4个主导品种种植面积合计120.9万亩,约占全省早稻面积的78.8%;“甬籼15”“甬籼409”“舜达135”“舜达95”“中组18”等5个早熟品种面积合计34.9万亩,约占全省早稻面积的22.7%,比上年增加8.3%。
 
  近年来,针对早稻生产和市场需求,我省采取了多项举措,大力推进早稻品种结构优化。
 
  一是调整审定标准。根据水稻连作茬口矛盾突出、早熟品种相对缺乏的状况,从2017年起我省对水稻审定标准进行调整,适当降低早熟品种的产量要求,显著加快了熟期早、适应性广、抗稻瘟病、白叶枯病强的早稻品种的选育。2017年至2020年先后审定了10个早熟品种,占这4年审定早稻品种71.4%,其中抗稻瘟病品种5个、高产型品种4个。今年在全省早稻新品种现场观摩会上参展的17个早稻新品种,均由我省科研育种单位或种子企业自主选育,涵盖了当前我省审定或者国家审定适宜浙江种植的早稻新品种以及具有较好推广前景的主导品种等。
 
  二是深入组织展示示范。通过省市县三级联动,先后组织宁波、温州、绍兴、金华、衢州等早稻主产县开展早稻新品种展示示范,对熟期早、抗病性强、适应性广的新审定的品种以及早稻主导品种等进行展示示范,进一步细化品种的适宜种植区域,为各地筛选发布推荐早稻主导品种提供依据。
 
  三是强化良种良法配套。在展示示范过程中,各地对参展品种进行直播、机插、移栽、播期和肥料等配套技术研究,摸索相关栽培技术措施,为农户提供良种良法配套服务。
 
  四是组织开展培训。在早稻播种前以及重要生产阶段均组织开展培训班,邀请技术专家、育种单位和种子企业进行技术培训,详细了解品种的特征特性和栽培技术要点,提高技术到位率。
 
  五是适时举办观摩会。省市县三级种子管理机构以及科研育种单位和种子企业在早稻品种成熟阶段,积极组织举办多种形式的新品种观摩会,让大户直观了解早稻新品种的长势长相以及优缺点,增强选择品种的感性认识。
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