【摘 要】
：
建国以来,我国马铃薯育种工作已取得了丰硕成果,不仅育成了大量的优良品种,取代了一些低产的地方品种,而且育成的品种具有抗病、优质稳产的特性。尤其是对晚疫病的抗性达到
论文部分内容阅读
建国以来,我国马铃薯育种工作已取得了丰硕成果,不仅育成了大量的优良品种,取代了一些低产的地方品种,而且育成的品种具有抗病、优质稳产的特性。尤其是对晚疫病的抗性达到了控制病害蔓延的目的。这是育种工作上的一项重大成果,为国家节省了大量的药械和劳力,还避免了环境污染,
Since the founding of the People’s Republic of China, great achievements have been made in potato breeding in our country. It has not only bred a large number of fine varieties but also replaced some low-yielding local varieties, and the bred varieties have the characteristics of being disease-resistant and of high quality and stable yield. In particular, resistance to late blight has achieved the goal of controlling the spread of the disease. This is a major achievement in breeding work, saving a large amount of medical equipment and labor for the country, avoiding environmental pollution,
其他文献
From running a small architecture practice in the US to overseeing some of Chinas most prestigious design projects, as well as a hugely successful homeware stor
While many bosses took time offto enjoy the Beijing Olympics last month, Bai Rufang was working harder than ever.
大豆是人们食用植物蛋白的主要来源之一,在人类日常生活中起着重要的作用。 大豆粉中基本氨基酸含量量与总氮含量的比仅次于鱼,高于芝麻、花生和各种粮食作物,但豆蛋白的有
由于地域和历史文化等因素,自古以来泉州民间信仰相当活跃,酬神演出极为兴盛。梨园戏作为早期南戏的重要剧种之一,发祥于以泉州为中心的广大闽南语地区,孕育于唐五代,形成于
Lou Jiwei,the head of Chinas now almost year-old sovereign wealth fund(SWF),the China Investment Corp(中国投资有限责任公司),has not had an easy time at his new
Armed with a large personal fortune, Richard Chang, a semiconductor veteran who had built several foundry factories across the globe, started his mainland busin
在日益成熟的中国证券市场，国有股在资产评估、溢价发行、再融资等改制与营运过程中经过了多次增值。其中净资产部分平均含有30％－40％的非合理利用资金产生的增值。笔者认为，这是多样化的股权结构、尚未完善的市场机制造成的。也是中国股市“同股不同权”的根源。在国有股流通变现以前，必须挤干净资产水分，还其本来面目，现时在减持过程中还利于二级市场的股东。坚持公平、公开、公正原则，保护中小投资者利益，促进市场化进程。
The steel industry, a top beneficiary of the countrys sizzling economic growth, is this year likely to see only a meager profit or even report losses, according
青白瓷,其亦称影青、隐青、映青,釉色青中显白,白中闪青,北宋早期创烧于江西景德镇窑。因大多数产品釉质晶莹剔透,温润如玉而为时人普遍喜爱,并迅速而广泛流通,进而影响到周
Have you ever noticed how much information is on public display in China?There must be gazillions of newspaper displays, public service notices, and - should yo