兼具抗寒、速生等特点 一批橡胶树优势品种选育成功

今天《人民日报》头版的主要内容有：1、习近平回信勉励中国东方演艺集团的艺术家 坚持以人民为中心的创作导向 唱响新时代的主旋律舞出中国人的精气神；2、在建设农业强国中大显身手——习近平总书记在中央农村工作会议上的重要讲话引发热烈反响；3、发展新型农业经营主体（全面推进乡村振兴）；4、监测更精密 预报更精准 服务更精细气象强国建设服务保障高质量发展；5、非遗助力乡村振兴焕发生机活力（新数据 新看点） 已建设非遗工坊2500余家。","multimedia":{"img_url":["https://n.sinaimg.cn/zhibo/586/w571h815/20221226/66b6-6df1ec1df3ac3d5ca29875ceb6853665.png"]},"commentid":"live:finance-152-2918898:0","compere_id":0,"creator":"yongsheng6@staff.sina.com.cn","mender":"yongsheng6@staff.sina.com.cn","create_time":"2022-12-26 07:37:03","update_time":"2022-12-26 07:37:34","is_need_check":"1","check_time":"2022-12-26 07:37:37","check_status":"1","check_user":"yongsheng6@staff.sina.com.cn","is_delete":0,"top_value":0,"is_focus":0,"source_content_id":"0","anchor_image_url":"","anchor":"直播员","ext":"{"stocks":[{"market":"fund","symbol":"161715","key":"农业"},{"market":"fund","symbol":"012724","key":"农业"},{"market":"fund","symbol":"516810","key":"农业"}],"needPush":false,"needAIPush":false,"needCMSLink":true,"needCalender":false,"needProvince":"0"}","old_live_cid":"0","tab":"","tag":[{"id":"8","name":"其他"}],"like_nums":0,"comment_list":{"list":[],"total":null,"thread_show":null,"qreply":null,"qreply_show":null,"show":null},"docurl":"","rich_text_nick_to_url":[],"rich_text_nick_to_routeUri":[],"compere_info":""},{"id":2918897,"zhibo_id":152,"type":0,"rich_text":"【兼具抗寒、速生等特点 一批橡胶树优势品种选育成功】据科技日报，近日，在中国热科院橡胶所牵头承担的国家重点研发计划“热带作物高效育种技术与品种创制”项目现场会上，研究人员展示了速生高产品种热垦628、强抗寒品种湛试32713等一批优势橡胶树新品种、新种质和新型种植材料。选育出的热垦628品种是我国生长最快的品种，是单干窄幅高产型品种的创新性突破，可提前1—2年开割，与高产对照品种RRIM600相比，其产量高出20%、材积高出30%，非常适合林下间种以提高单位面积产值；选育出的湛试32713是强抗寒品种，抗寒性与最强抗寒对照93-114相当，产量提高42%，已在广东等地推广了6万多亩。