搜索结果: 1-15 共查到“农学 Populus”相关记录22条 . 查询时间(0.062 秒)
Biomass Yield and Economic, Energy and Carbon Balances of Ulmus pumila L., Robinia pseudoacacia L. and Populus × euroamericana (Dode) Guinier Short-Rotation Coppices on Degraded Lands under Mediterranean Climate
Siberian elm black locust poplar deciduous tree species energy crops renewable energy solid biofuel wood pellets
2023/12/15
The steadily increasing demand for energy and concerns about climate change have prompted countries to promote the use of renewable energy sources, including lignocellulosic biomass. In this context, ...
Ethylene enhances root water transport and aquaporin expression in trembling aspen (Populus tremuloides) exposed to root hypoxia
chromosome engineering aquaporin ethylene flooding oxygen hydraulic conductance
2023/12/7
In this study, we examined the effects of root hypoxia and exogenous ethylene treatments on leaf gas exchange, root hydraulic conductance, and the expression levels of several aquaporins of the plasma...
An undiscovered facet of hydraulic redistribution driven by evaporation—a study from a Populus tomentosa plantation
Populus shallow root system drought stress lateral roots (LRs) Populus tomentosa EDHR
2023/12/6
Maintaining the activity and function of the shallow root system of plants is essential for withstanding drought stress, but the associated mechanism is poorly understood. By investigating sap flow in...
A systems genetics approach to deciphering the effect of dosage variation on leaf morphology in Populus
Populus leaf morphology plant genomes gene dosage morphological
2023/12/6
Gene copy number variation is frequent in plant genomes of various species, but the impact of such gene dosage variation on morphological traits is poorly understood. We used a large population of Pop...
Functional divergence of Populus MYB158 and MYB189 gene pair created by whole genome duplication
duplicate gene functional divergence MYB transcription factor regulatory networks secondary cell wall biosynthesis whole genome duplication
2023/11/28
Whole genome duplication (WGD) provides new genetic material for genome evolution. After a WGD event, some duplicates are lost, while other duplicates still persist and evolve diverse functions. A par...
Knockdown of PagSAP11 Confers Drought Resistance and Promotes Lateral Shoot Growth in Hybrid Poplar (Populus alba × Populus tremula var. glandulosa)
PagSAP11 bud dormancy drought tolerance hybrid poplar lateral shoot branching stress-associated protein
2023/11/28
Plants have evolved defense mechanisms to overcome unfavorable climatic conditions. The growth and development of plants are regulated in response to environmental stress. In this study, we investigat...
Drought induces epitranscriptome and proteome changes in stem-differentiating xylem of Populus trichocarpa
Populus trichocarpa Drought stem-differentiating xylem epitranscriptome proteome RNA
2023/11/16
Understanding gene expression and regulation requires insights into RNA transcription, processing, modification, and translation. However, the relationship between the epitranscriptome and the proteom...
形态特征：落叶大乔木，高达25米，树冠偏圆形，树皮灰白色，老时深灰色，纵裂；幼枝有灰色绒毛，老枝平滑无毛，芽卵形，稍有绒毛。叶互生，长枝上的叶片三角状卵形，先端尖，叶缘复锯齿；老枝上的叶片较小，边缘具波状齿；短枝上的叶更小，卵形或三角形，有波齿。柔荑花序，雌雄异株，先叶开放，雄花序长10-14厘米，雄蕊6-12枚，花药红色，雌花序长4-7厘米。蒴果长卵形，2裂。花期3月。果期4月。
Isolation of diploid and tetraploid cytotypes from mixoploids based on adventitious bud regeneration in Populus
Adventitious bud Colchicine Mixoploid Populus Tetraploid
2024/2/27
Somatic chromosome doubling usually results in the production of mixoploids, which are difficult to use in breeding programs. In this study, we developed a method to isolate diploid and tetraploid cyt...
Transcriptome sequencing of active buds from Populus deltoides CL. and Populus×zhaiguanheibaiyang reveals phytohormones involved in branching
Transcriptome sequencing Populus deltoides CL. Populus×zhaiguanheibaiyang
2023/6/5
Branching in woody plants affects their ecological benefits and impacts wood formation. To obtain genome-wide insights into the transcriptome changes and regulatory mechanisms associated with branchin...
Tree Water Use, Water Use Efficiency, and Carbon Isotope Discrimination in Relation to Growth Potential in Populus deltoides and Hybrids under Field Conditions
poplar (Populus) hybrid water-use efficiency sap flow productivity carbon isotope discrimination stomatal conductance
2024/2/27
We explored the relationship between tree growth, water use, and related hydraulic traits in Populus deltoides Bartr. ex Marsh.and hybrid clones, to examine potential trade-offs between growth and wat...
An extraordinarily stable karyotype of the woody Populus species revealed by chromosome painting
FISH chromosome painting evolution karyotype poplar
2023/8/9
The karyotype represents the basic genetic make-up of a eukaryotic species. Comparative cytogenetic analysis of related species based on individually identified chromosomes has been conducted in only ...
Investigating the variation of diameter and height of Populus sp. clone I-214 under various fertilization treatments in northern Greece – a case study
biomass production Entisols fertilizers general linear model multivariate procedure young poplar trees
2017/4/6
The study of young poplar tree characteristics like initial diameter and height as well as mineral fertilization that promotes the rapid growth of trees for biomass production was the aim of this rese...
Gas exchange responses of two poplar clones (Populus euramericana (Dode) Guinier 561/41 and Populus nigra Linnaeus 63/135) to lead toxicity
physiological parameters phytoremediation soil contamination heavy metals stress
2016/10/14
To evaluate the lead tolerance of Populus euramericana (Dode) Guinier 561/41 and Populus nigra Linnaeus 63/135 clones in relation to photosynthetic efficiency, we measured physiological parameters of ...
Effect of permanent waterlogging on the growth of poplar clones MAX 4,MAX 5 (J-104, J-105) (Populus maximowiczii A.Henry × P. nigra Linnaeus) and evaluation of wood moisture content in different stem parts–Short Communication
biomass fast-growing tree species effect of site energy coppicies short rotation Japanese poplar
2016/5/11
The study deals with differences in the growth of 2-year mix of poplar clones MAX 4, MAX 5 in the first rotation period at a site with the average moisture regime and at a neighbouring site affected b...