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氮素是植物生长发育所需的大量营养元素，也是作物产量的主要限制因素之一。尽管氮元素在大气中含量丰富，但是不能直接被植物吸收利用，而豆科植物可以通过与根瘤菌共生将氮气转化为植物可直接利用的含氮化合物。根瘤作为共生固氮的场所，为根瘤菌提供固氮的微环境和能量。因此，根瘤器官的发育调控机制是共生固氮研究中最重要的科学问题之一。
THREE-DIMENSIONAL RECONSTRUCTION OF THE VIRTUAL PLANT BRANCHING STRUCTURE BASED ON TERRESTRIAL LIDAR TECHNOLOGIES AND L-SYSTEM
Terrestrial LiDAR L-system Branching structure Point cloud data Topology structure
2018/5/14
For the purpose of extracting productions of some specific branching plants effectively and realizing its 3D reconstruction, Terrestrial LiDAR data was used as extraction source of production, and a 3...
Penn Dental team tweaks DNA to improve plant-based medicines
Penn Dental team tweaks DNA plant-based medicines
2016/11/4
Henry Daniell, a professor in the departments of Biochemistry and Pathology in the School of Dental Medicine, has found great success in using genetic engineering to coax lettuce and tobacco plants to...
Diets higher in animal and plant protein are associated with lower adiposity and do not impair kidney function in US adults
higher-protein diet kidney function cardiometabolic risk NHANES protein source central adiposity
2018/12/14
Background: Higher-protein diets are associated with decreased adiposity and greater HDL cholesterol than lower protein diets. Whether these benefits can be attributed to a specific protein source (i....
Self-thinning and community persistence in a simple size-structured dynamical model of plant growth
Allometricrelationships Basalstemdiameter Dynamicalmodels Persistenceconditions Plantsize Self-thinning Sizedensitydistribution Sizestructure
2015/8/27
Thispaperpresentsasize-structureddynamicalmodelofplantgrowth.Themodel takes the form of a partial differential-integral equation and includes the effects of self-shading by leaves. Closed form solutio...
Robust control design for ellipsoidal plant set
Robust control design the oval plants the parameter matrix oval set
2015/8/12
Presents a control design method for continuous-time plants whose uncertain parameters in the output matrix are only known to lie in an ellipsoidal set. The desired control is chosen to minimize the m...
Johnson Controls,Inc—Automotive Systems Group:The Georgetown Kentucky Plant
Johnson Controls,Inc Automotive Systems Group Georgetown Kentucky Plant
2015/7/21
Johnson Controls,Inc—Automotive Systems Group:The Georgetown Kentucky Plant.
Identity Incentives as an Engaging Form of Control:Revisiting Leniencies in an Aeronautic Plant
Governance Controls Employee Relationship Management Organizational Culture Identity
2015/5/13
Research has long shown that organizations shape members' identities. However, the possibility that these identities might also be desired and that members might benefit from this process has only rec...
Plant error compensation and jerk control for adaptive cruise control systems
System Identification Jerk Control Jerk Limitation Plant Error Error Compensation Plant Corruption Plant Model System ID ACC Adaptive Cruise Control
2015/1/20
Some problems of complex systems are internal to the system whereas other problems exist peripherally; two such problems will be explored in this thesis. First, is the issue of excessive jerk from ins...
Lathosterol-to-cholesterol ratio in serum predicts cholesterol-lowering response to plant sterol consumption in a dual-center, randomized, single-blind placebo-controlled trial
cholesterol lowering interindividual variability noncholesterol sterols plant sterols randomized controlled trial
2018/12/24
Background: Benefits of plant sterols (PS) for cholesterol lowering are compromised by large variability in efficacy across individuals. High fractional cholesterol synthesis measured by deuterium inc...
Cytotoxic Properties of Some Medicinal Plant Extracts from Mazandaran,Iran
Cytotoxins Medicinal Plant Iran
2015/10/9
Background: It was shown that plants derived agents are being used for treatment of cancer. In this study, crude ethanolic extract of Consolida orientalis L., Ferula assa-foetida L., Coronilla varia L...
A Review of Root Lesion Nematode: Identification and Plant Resistance
Pratylenchus Isoenzyme ITS Resistance Related Protein Secondary Metabolite
2013/1/28
Root lesion nematode, one of the three most devastated plant parasitic nematodes, is widespread in the world. They can invade various food and cash crops, and cause great agriculture loss. Recognition...
Experimental testing of some types of biologically degradable materials for processing in the SBM mechanical plant for hydrothermal treatment
biomass stabilization thermal hydrolysis technological equipment biodegradable waste mechanical-biological treatment
2014/2/25
The SBM (stabiliser of biomass) mechanical plant model is designed for the hydrothermal treatment of biologically degradable materials with using the principle of thermal hydrolysis. The primary task ...
Distribution fitting 12. Sampling distribution of compounds abundance from plant species measured by instrumentation. Application to plants metabolism classification
chemical compounds abundances lognormal distribution
2011/7/6
A series of ten plant species belonging to Magnoliopsida - Dicotyledons class were analyzed in terms of chemical compounds distribution of abundance, starting from the assumption that these distributi...
Distribution fitting 13. Analysis of independent, multiplicative effect of factors. Application to effect of essential oils extracts from plant species on bacterial species. Application to factors of antibacterial activity of plant species
factor analysis Negative Binomial distribution Poisson distribution
2011/7/5
A factor effect study was conducted on a set of observations at the contingency of a series of plant species and bacteria species regarding the antibacterial activity of essential oil extracts.