搜索结果: 1-15 共查到“农学 R/FR”相关记录15条 . 查询时间(0.092 秒)
中国科学院大气物理研究所张稳等-FR: 生态保护措施减缓了内蒙古自治区草地退化的态势（图）
生态 评估
2024/10/21
为遏制草地生态整体恶化的势头，本世纪以来中国政府陆续出台了“草地自然保护区建设”、“草原生态保护补助奖励政策”等多个措施。其中，内蒙古自治区天然草地面积位居全国之首，是我国北方重要的生态屏障，2024年来各级政府在内蒙古累计投入资金超500亿元，全区超4亿亩草地得以实行围封禁牧、超6亿亩草地实现草畜平衡管理。然而，这些生态保护措施在区域尺度上对内蒙古退化草地恢复的影响仍缺乏定量评估。对此，北京师范...
2017年4月21日，法国国家农业科学研究院Frédéric Baret教授应邀到北京市农林科学院农业信息技术研究中心做了题为“PHENOME, French plant phenomic network: current advances” （法国植物表型网络：最新进展）的专题学术报告。报告详细介绍了法国及Frédéric Baret教授团队在利用无人机平台与地面移动平台等上开展植物高通量表型研...
Progress of spreading Stereum sanguinolentum (Alb. et Schw.: Fr.) Fr. wound rot and its impact on the stability of spruce stands
Stereum sanguinolentum bark stripping stand stability Norway spruce
2015/2/2
In 2002–2003, we conducted a detailed inventory of bark stripping damage in Forest District (FD) Mořkov (Forest Enterprise Frydek-Místek) and in Forest Range (FR) Proklest (Training Forest Enterp...
Different pathogenicity of ergot isolates (Claviceps purpurea [Fr.] Tul.) on Kentucky bluegrass (Poa pratensis L.)
Poa pratensis L. Claviceps purpurea (Fr.) Tul. isolates pathogenicity
2015/1/28
Ergot, caused by the fungus Claviceps purpurea (Fr.) Tul., belongs to the main constraints in seed production of Kentucky bluegrass (Poa pratensis L.). The level of ergot occurrence depends on the wea...
Alternaria alternata (Fr.) Keissler – New pathogen on sugar beet leaf in Slovakia – New and Unusually Reports
Fungi Pathogens Plants Alternaria leaf spot crops
2015/1/28
The fungus Alternaria alternata (Fr.) Keissler is a widespread facultative pathogen of many important plants, mainly of sunflower (GODIKA et al. 2000), tomato (MORRIS et al. 2000), pepper, eggplant (O...
Metals of King Bolete (Boletus edulis) Bull.: Fr. collected at the same site over two years
Food fungi heavy metals higher fungi mineral composition
2010/10/5
The caps of King Bolete collected from the same site over two years had similar content of Cu, Fe, K, Mg, Mn, Na and Zn but different of Al, Ba, Ca, Cd, Hg and Sr (p < 0.05; U Mann-Whitney test).
Yield performance of Ganoderma lucidum (Fr.) Karst cultivation on substrates containing different protein and carbohydrate sources
Ganoderma lucidum Reishi cultivation molasses gluten substrate yield
2009/11/1
This study was conducted to investigate the effects of different dosages of molasses as a carbohydrate source and corn-gluten meal as a protein source on the yield of Ganoderma lucidum and to improve ...
Differences between Male and Female Plants in the Growth,Development and Quality on Hybrid Plants of Japanese Butterbur (Petasites japonicus Fr. Schmidt)
Japanese Butterbur Hybrid Plants
2009/7/10
The differences between male and female plants in the growth, development and quality of Japanese butterbur hybrids were investigated. Regarding total spike yield, male plants were superior to female ...
Breeding ‘MY-20’,Hybrid Cultivar of Japanese Butterbur (Petasites japonicus Fr.Schmidt)
bract new cultivar spike
2009/7/9
New cultivar of Japanese butterbur, ‘MY-20’ was selected from hybrid plants between ‘Mizubuki’ (native cultivar of Gunma pref.) and ‘Yatsugashira’. A head of ‘MY-20’ was composed of about a hundred fe...
Influence of Blanching on Growth,Quality and Anatomical Characters in Hamabofu (Glehnia littoralis Fr.Schm.)
essential oil light oil duct
2009/7/8
Hamabofu (Glehnia littoralis Fr.Schm.) is one of the traditional blanched vegetables in Japan. Rootstocks were grown for one month under darkness or natural daylight condition to compare plant charact...
Native Habitat,Phenology and Embryo Development of Glehnia littoralis Fr.Schm.in Areas Surrounding Shimane Peninsula,Japan
cold stratification embryo development germination wild habitat protection
2009/7/7
The native habitat, phenology and embryo development of Glehnia littoralis Fr. Schm distributed in areas surrounding Shimane Peninsula, Japan were investigated in order to facilitate preservation of n...
Production of Spikes and Petioles in Forcing Culture of Japanese Butterbur (Petasites japonicus Fr. Schmidt) Using One-year-old Rootstocks
bracts hotbed rootstock sunlight exposure
2009/7/6
A study was carried out to develop a forcing culture of Japanese butterbur using one-year-old rootstocks ‘Haruibuki’ and ‘Mizubuki’ (the latter a native cultivar of Gunma pref.) with the objective of ...
土生空团菌(Cenococcum geophilum Fr.)的菌种鉴定及其遗传多样性的初步分析
外生菌根真菌 土生空团菌 限制性片段长度多态性 随机扩增片段多态性DNA 遗传多样性
2008/9/10
【目的】鉴定外生菌根真菌土生空团菌（Cenococcum geophilum Fr.（Cg））菌种，分析土生空团菌的遗传多样性，探讨影响土生空团菌遗传分化的因素。【方法】采用形态特征结合PCR方法，从分离自6种寄主植物的27个中国菌株和来自法国的5个Cg菌株中鉴定出20个Cg菌株。利用PCR-限制性片段长度多态性（PCR-RFLP）和随机扩增片断多态性DNA（RAPD）两种分子标记方法对这20个C...
Efficacy of seed treaters on the germination of ergot (Claviceps purpurea (Fr.) Tul.) sclerotia and stroma formation
seed treaters the germination of ergot Claviceps purpurea stroma formation
2006/12/1
Efficacy of seed treaters on the germination of ergot (Claviceps purpurea (Fr.) Tul.) sclerotia and stroma formation.
Effect of some fungicides on mycelium growth of Fusarium avenaceum (Fr.) Sacc. pathogenic to chrysanthemum (Dendranthema grandiflora Tzvelev)
Fusarium avenaceum pathogenic chrysanthemum some fungicides mycelium growth
2006/12/1
Effect of some fungicides on mycelium growth of Fusarium avenaceum (Fr.) Sacc. pathogenic to chrysanthemum (Dendranthema grandiflora Tzvelev).