搜索结果: 1-15 共查到“major”相关记录444条 . 查询时间(0.093 秒)
南京农业大学农学院《New Phytologist》发表植物环境适应分子遗传研究课题组“A major gene for chilling tolerance variation in Indica rice codes for a kinase OsCTK1 that phosphorylates multiple substrates under cold”（图）
植物环境 分子遗传
2024/4/29
水稻起源于热带和亚热带，对低温十分敏感，当温度低于15℃时水稻便无法正常生长。有统计显示，每年低温冷害导致我国水稻减产约50亿kg。近年来，因直播稻大面积推广以及水稻种植区域不断由热带、亚热带向高海拔、高纬度地区扩张，水稻遭受低温冷害的频率有增加趋势。低温冷害已成为限制我国水稻生产的一大瓶颈。因此，挖掘调控水稻耐冷性的关键基因，研究其作用机理，对防控水稻低温冷害具有重要意义。
Determinants of changes in harvested area and yields of major crops in China
major crops harvested area Determinants of changes
2024/4/1
Global agricultural production has risen substantially in recent decades and needs to rise further to meet the ever-growing food demand. While higher production can be directly attributed to agri...
Monitoring Three-Decade Expansion of China's Major Cities Based on Satellite Remote Sensing Images
urbanization satellite remote sensing urban expansion trajectories urban village north-south differentiation
2024/1/12
As the largest developing country, China has experienced dramatic urban expansion since the "reform and opening-up" policy started at the end of the 1970s. In this paper, we monitor three decades of u...
Variation in Carbon Content among the Major Tree Species in Hemiboreal Forests in Latvia
living biomass greenhouse gas inventory Norway spruce Scots pine birch European aspen
2023/12/15
This study was designed to estimate the variation in non-volatile carbon (C) content in different above- and belowground tree parts (stem, living branches, dead branches, stumps, coarse roots and smal...
Effect of Climate on Carbon Storage Growth Models for Three Major Coniferous Plantations in China Based on National Forest Inventory Data
carbon storage carbon sequestration capacity variable parameter growth model climatic factor
2023/11/30
Forest inventory data (FID) are important resources for understanding the dynamics of forest carbon cycling at regional and global scales. Developing carbon storage growth models and analyzing the dif...
【PloS Pathogen】Aal-circRNA-407 regulates ovarian development of Aedes albopictus, a major arbovirus vector, via the miR-9a-5p/Foxl axis
登革病毒 白纹伊蚊 非编码RNA 热带医学研究所
2023/6/7
白纹伊蚊 (Aedes albopictus) 是登革病毒主要的传播媒介，其种群在全球范围内急剧扩张，被列为是“世界上100种最严重的外来入侵物种”之一，同时已被证实可传播至少26种病毒，对全球健康构成严重威胁。
The largest and heaviest module has been installed at unit 4 of the Sanmen nuclear power plant, the Shanghai Nuclear Engineering Research and Design Institute (SNERDI) has announced. Two CAP1000 units...
Korea Hydro & Nuclear Power (KHNP) and Doosan Enerbility have signed a KRW2.9 trillion (USD2.3 billion) contract for the supply of the main equipment for units 3 and 4 of the Shin Hanul nuclear power ...
7.Major Rice Diseases and Insect Pests and Integrated Control
Major Rice Diseases Insect Pests Integrated Control
2023/6/6
7.Major Rice Diseases and Insect Pests and Integrated Control.
Today, the Harvard University Data Science Initiative announced the AWS Impact Computing Project at the HDSI, a collaboration with Amazon Web Services (AWS) aimed at reimagining data science to identi...
Major progress made in construction of Fred Young Submillimeter Telescope（图）
弗雷德·杨 亚毫米望远镜 射电天文学
2023/5/22
An enormous hole 22 meters in diameter has been dug near the summit of Cerro Chajnantor in Chile’s Atacama Desert, at an elevation of 18,400 feet. The hole stands ready for the cement foundation on wh...
Engineers report a major advance in creating a new family of semiconductor materials（图）
半导体材料 硫族化 物钙钛矿 太阳能电池
2023/6/7
MIT engineers report creating the first high-quality thin films of a new family of semiconductor materials. The feat, which lead researcher Rafael Jaramillo refers to as his “white whale” because of h...
It was a moment three years in the making, based on intensive research and design work: On Sept. 5, for the first time, a large high-temperature superconducting electromagnet was ramped up to a field ...
Scientists detect characteristics of the birth of a major challenge to harvesting fusion energy on Earth
out of control electronics fusion energy damage of electronic
2021/8/11
Novel camera detects the birth of high-energy runaway electrons, which may lead to determining how to prevent damage caused by the highly energetic particles.
Major Atlantic ocean current system might be approaching critical threshold
weather systems worldwide river stability current system collapses global warming freshwater inflow
2021/8/6
A major Atlantic ocean current -- the Atlantic Meridional Overturning Circulation, or AMOC -- may have been losing stability in the course of the last century, according to new research. A potential c...