攻难关 育良种 让中国人饭碗里有更多河南粮食

来源 :决策探索 | 被引量 : 0次 | 上传用户:zhusimeng
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
秋风送爽,吹来稻香果香,今年又是一个丰收之年。中原大地瓜果飘香,五谷丰登。今年河南夏粮喜获丰收,产量达到760亿斤以上。党的十八大以来,习近平总书记先后4次到河南视察,多次就保障粮食安全作出重要指示。2014年,习近平总书记在河南视察时走进尉氏县高标准粮田,强调“粮食生产这个优势、这张王牌任何时候都不能丢”。2019年,习近平总书记在河南视察时强调,牢牢抓住粮食这个核心竞争力。今年5月,习近平总书记在南阳视察时临时下车察看小麦长势,强调要加强良种技术攻关,靠中国种子来保障中国粮食安全。习近平总书记的系列重
其他文献
Specificity protein(Sp)transcription factors(TFs)Sp1,Sp3 and Sp4,and the orphan nuclear receptor 4A1(NR4A1)are highly expressed in pancreatic tumors and Sp1 is a negative prognostic factor for pancreatic cancer patient survival.Results of knockdown and ov
整车性能在线测评与优化是困扰业界多年的难题。一方面,整车性能取决于动力总成各部件的性能以及变工况条件下部件间的匹配;另一方面,受传感器安装条件以及通信协议限制,整车行驶工况下其控制、运行与性能参数的测试、分析和评价非常困难.整车性能在线优化更加困难。
BACKGROUND We hypothesized that thermal damage accumulation during endoscopic submucosal dissection(ESD)causes the pathogenesis of post-ESD electrocoagulation syndrome(PECS).AIM To determine the association between Joule heat and the onset of PECS.METHODS
近几年在中国市场进入快速发展期的洗碗机行业,来自奥维云网(AVC)的推总数据显示,2021年前7个月,我国洗碗机市场零售量达到103.9万台,今年我国洗碗机市场有望首次突破百亿元规模。记者在北京地区一些家电卖场看到,包括老板、方太、华帝等传统厨电品牌外,海尔、卡萨帝、美的、华菱等综合大家电品牌也纷纷推出了洗碗机产品。另外,包括小米等互联网品牌也进入了这一市场抢食蛋糕。
BACKGROUND Acute pancreatitis(AP)is an inflammatory disease in which the regulatory pathway is complex and not well understood.Soluble suppression of tumorigenicity 2(sST2)protein receptor functions as a decoy receptor for interleukin(IL)-33 to prevent IL
BACKGROUND Acute kidney injury(AKI)is one of the most common acute pancreatitis(AP)-associated complications that has a significant effect on AP,but the factors affecting the AP patients’survival rate remains unclear.AIM To assess the influences of AKI on
BACKGROUND Colorectal cancer(CRC),the third most common cause of death in both males and females worldwide,shows a positive response to therapy and usually a better prognosis when detected at an early stage.However,the survival rate declines when the diag
BACKGROUND Synchronous liver metastasis(SLM)is an indicator of poor prognosis for colorectal cancer(CRC).Nearly 50%of CRC patients develop hepatic metastasis,with 15%-25%of them presenting with SLM.The evaluation of SLM in CRC is crucial for precise and p
BACKGROUND Traditional methods of developing predictive models in inflammatory bowel diseases(IBD)rely on using statistical regression approaches to deriving clinical scores such as the Crohn\s disease(CD)activity index.However,traditional approaches are
《内燃机与动力装置》创刊于1984年,国际标准连续出版物号ISSN 1673-6397,国内统一连续出版物号CN 37-1445/TK,双月刊,由山东省教育厅主管,山东交通学院和潍柴控股集团共同主办,面向国内外公开发行的学术期刊。刊登内容主要为内燃机及动力装置相关技术、产品等论文稿件。