搜索结果: 1-15 共查到“种子学 Rice”相关记录21条 . 查询时间(0.281 秒)
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南京农业大学农学院《Journal of Integrative Plant Biology》发表张红生教授团队“Potassium transporter OsHAK9 regulates seed germination under salt stress by preventing gibberellin degradation through mediating OsGA2ox7 in rice”(图)
张红生 种子 作物遗传
2024/6/11
盐害是制约全世界作物生长的主要非生物胁迫之一,全球有6%土地和20%灌溉用地受到盐害影响,严重制约了农作物生长发育和产量。水稻作为全球主要粮食作物之一,对盐胁迫敏感。盐胁迫条件下,水稻种子萌发和幼苗形态建成显著受抑制,严重制约了我国水稻直播的推广和盐碱地区耕地利用。因此,挖掘鉴定控制水稻种子萌发的关键基因,阐明其在盐胁迫条件下调控种子活力的分子机制,对培育适合盐碱地生长的种子高活力耐盐水稻品种和保...
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南京农业大学农学院《Seed Biology》发表张红生教授团队“Preliminary identification of the changes of physiological characteristics and transcripts in rice after-ripened seeds ”(图)
张红生 种子质量 解析水稻
2023/10/28
种子后熟是种子成熟的延续过程,也是植物自动释放休眠的一种形式。种子后熟过程中往往存在一系列生理和分子变化。明确作物种子后熟过程中生理和分子变化规律,对破除种子休眠,提高种子质量,保证播种后田间种子萌发和幼苗的形成具有重要意义。
Five Rice Seed-Specific NF-YC Genes Redundantly Regulate Grain Quality and Seed Germination via Interfering Gibberellin Pathway
NF-YCs 种子发育 赤霉素 籽粒品质
2023/3/9
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南京农业大学农学院《Plant Biotechnology Journal》、《Journal of Experimental Botany》分别发表张红生课题组“OsHIPL1, a hedgehog-interacting protein-like 1 protein, increases seed vigor in rice”和“Identification of OsPK5 involved in rice glycolytic metabolism and GA/ABA balance for improving(图)
张红生 水稻种子 活力调控 品种培育 种质资源
2022/9/19
张红生教授团队在水稻种子活力调控分子机制和遗传网络解析研究方面取得重要进展,鉴定的两个种子活力调控关键基因显著提高水稻种子活力,在耐直播水稻新品种培育、水稻直播种植生产中有重要应用价值。
The MKKK62-MKK3-MAPK7/14 module negatively regulates seed dormancy in rice
Rice (Oryza sativa L.) Pre-harvest sprouting Dormancy MAPK cascade
2023/4/21
RICE CROP MONITORING AND YIELD ESTIMATION THROUGH COSMO SKYMED AND TERRASAR-X: A SAR-BASED EXPERIENCE IN INDIA
Rice Food Security SAR
2015/5/6
Rice is the most important cereal crop governing food security in Asia. Reliable and regular information on the area under rice production is the basis of policy decisions related to imports, export...
A receptor-like protein RMC is involved in regulation of iron acquisition in rice
Fe concentration iron defiiency OsRMC rice (Oryza sativa) root system seed Fe concentration
2015/2/5
Iron (Fe) is one of the essential mineral elements for plant growth and development. Acquisition of Fe by plants is mediated by a complex network involving Fe mobilization, uptake by root cells, and t...
Physiological mechanisms underlying OsNAC5-dependent tolerance of rice plants to abiotic stress
Abiotic stress Abscisic acid Arabidopsis Oryza OsNAC5 Seed germination
2015/2/5
To understand the functions of transcription factor OsNAC5 in response to abiotic stress, we generated transgenic rice plants with knockdown OsNAC5 by RNAinterfered (RNAi) and overexpressing OsNAC5, a...
以接触力学为基础,建立了脱粒元件与稻谷对心碰撞时压缩位移和最大压力分布模型。针对不同含水率时稻谷塑性、脆性力学性质的差异,得出了稻谷与脱粒元件冲击损伤临界速度计算公式。对钉齿与镇稻10号、武香粳14、淮稻9号、镇糯653和协优084稻谷冲击损伤临界速度进行了实例计算,在试验台架上进行了实测,试验均值与理论计算基本一致。
Genetical Studies on Germination of Seed and Seedling Establishment for Breeding of Improved Rice Varieties Suitable for Direct Seeding Culture
Oryza sativa L. quantitative trait loci marker-assisted selection
2009/9/9
For the introduction of low temperature germinability (LTG),seed longevity and accelerated coleoptile growth derived from foreign varieties to Japanese elite varieties to breed rice varieties for dire...
Improved Lodging Resistance in Rice (Oryza sativa L.) Cultivated by Submerged Direct Seeding Using a Newly Developed Hill Seeder
hill-seeding seeding method
2009/9/9
Submerged direct-seeded rice is more susceptible to lodging during the ripening period than is transplanted rice. Comparing different seeding methods of direct seeding cultivation, lodging resistance ...
Scanning Electron Microscope Observation of the Morphological Change in Ventral Organ of Rice Embryo during Embryogenesis and Germination
Embryogenesis Germination Lateral scale Rice Scanning electron microscope
2009/8/6
Rice coleoptile differentiated at ventral side of embryo and covered a shoot apex during 3 days to 5 days after anthesis. Then the epiblast and lateral scale initiated and surrounded the coleoptile. ...
Promotion of Seedling Growth of Seeds of Rice (Oryza sativa L.cv.Hitomebore) by Treatment with H2O2 before Sowing
Ascorbate peroxidase Growth of young seedling Hydrogen peroxide treatment Reactive oxygen species Rice cultivar
2009/7/27
High germinability of seeds and establishment of young seedlings in rice (Oryza sativa L.) are necessary for direct seeding in paddy fields. We investigated whether germinability and seedling growth w...
Variation in Spikelet-Related Traits of Rice Plants Regenerated from Mature Seed-Derived Callus Culture
Callus Regenerated plants Rice Spikelet fertility
2009/7/23
Callus is an excellent source for in vitro plant regeneration, but plants regenerated from callus sometimes show phenotypic and genotypic variation from the initial plants. In this study, the variatio...