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Crop yield is a highly complex trait determined by multiple factors such as genotype, environment, and their interactions. Accurate yield prediction requires fundamental understanding of the functional relationship between yield and these…

机器学习 · 计算机科学 2019-06-12 Saeed Khaki , Lizhi Wang

The dormancy status of S. faberi seed at abscission was assessed with reference to tiller and panicle development. Seed from a single genetic line were grown under field, greenhouse and controlled environment growth chamber conditions. At…

定量方法 · 定量生物学 2014-03-28 Milton J. Haar , Jack Dekker

In barley plants, water shortage causes many changes on the morphological, physiological and biochemical levels resulting in the reduction of grain yield. In the present study the results of various experiments on the response of the same…

Single-cell experiments have revealed cell-to-cell variability in generation times and growth rates for genetically identical cells. Theoretical models relating the fluctuating generation times of single cells to the population growth rate…

种群与进化 · 定量生物学 2020-01-15 Jie Lin , Ariel Amir

Solar vortex regions show enhanced Poynting flux and favourable heating conditions, but how the vortices reorganize and influence their surroundings remains unclear. Here we apply information-theoretic diagnostics to a Bifrost simulation to…

太阳与恒星天体物理 · 物理学 2025-11-21 Suzana S. A. Silva , Erico Rempel , Gary Verth , Istvan Ballai , Viktor Fedun

Plant morphology emerges from cellular growth and structure. The turgor-driven diffuse growth of a cell can be highly anisotropic: significant longitudinally and negligible radially. Such anisotropy is ensured by cellulose microfibrils…

定量方法 · 定量生物学 2022-08-23 Jeevanjyoti Chakraborty , Jingxi Luo , Rosemary J Dyson

The innumerable shapes of plant leaves present a challenge to the explanatory power of biophysical theory. A model is needed that can produce these shapes with a small set of parameters. This paper presents a simple model of leaf shape…

组织与器官 · 定量生物学 2010-04-27 David A. Young

The evolution of two species with different fitness is investigated on degree-heterogeneous graphs. The population evolves either by one individual dying and being replaced by the offspring of a random neighbor (voter model (VM) dynamics)…

种群与进化 · 定量生物学 2009-11-13 T. Antal , S. Redner , V. Sood

Accessions are prospective sources of genetic variability, as well as valuable genetic resources to deal with present and future crop breeding difficulties. The assessment of population structure and genetic diversity of tomatoes (Solanum…

定量方法 · 定量生物学 2024-03-27 Kamaran Salh Rasul , Nawroz Abdul-razzak Tahir

We study the dynamics of an age-structured population in which the life expectancy of an offspring may be mutated with respect to that of its parent. When advantageous mutation is favored, the average fitness of the population grows…

统计力学 · 物理学 2009-10-31 W. Hwang , P. L. Krapivsky , S. Redner

Genomic imprinting has been thought to play an important role in seed development in flowering plants. Seed in a flowering plant normally contains diploid embryo and triploid endosperm. Empirical studies have shown that some economically…

应用统计 · 统计学 2010-11-15 Gengxin Li , Yuehua Cui

Development of either drought-resistant or drought-tolerant varieties in rice (Oryza sativa L.), especially for high yield in the context of climate change, is a crucial task across the world. The need for high yielding rice varieties is a…

Wind dispersal of seeds is one essential mechanisms for plants to proliferate and to invade new territories. In this paper we present a methodology that combines 3D-printing, a minimal theoretical model and experiments to determine the…

流体动力学 · 物理学 2019-07-24 Richard A. Fauli , Jean Rabault , Andreas Carlson

We apply a Fourier spectral numerical method to 3D incompressible MHD turbulence with a magnetic Prandtl number $Pr \geq 1$. We examine the processes by which an initially weak, large-scale seed magnetic field and an initially weak,…

天体物理学 · 物理学 2009-10-31 Hongsong Chou

Population genetics models typically consider a fixed population size and a unique selection coefficient. However, population dynamics inherently generate noise in numbers of individuals and selection acts on various components of the…

种群与进化 · 定量生物学 2017-12-12 Lukas Heinrich , Johannes Müller , Aurélien Tellier , Daniel Zivković

Tissue growth kinetics and interface dynamics depend on the properties of the tissue environment and cell-cell interactions. In cellular environments, substrate heterogeneity and geometry arise from a variety factors, such as the structure…

软凝聚态物质 · 物理学 2023-03-21 Mahmood Mazarei , Jan Astrom , Jan Westerlund , Mikko Karttunen

This paper examines the impact of solar farm fluctuations on grid stability, focusing on maintaining an optimal power factor. ETAP-based simulations and case studies are used to analyze real-time grid performance under solar variability.…

系统与控制 · 电气工程与系统科学 2025-07-22 Hassan Osseily

Plant Phenomics based on imaging based techniques can be used to monitor the health and the diseases of plants and crops. The use of 3D data for plant phenomics is a recent phenomenon. However, since 3D point cloud contains more information…

计算机视觉与模式识别 · 计算机科学 2019-04-19 Shiva Azimi , Brejesh lall , Tapan K. Gandhi

Plants are a paradigm for active shape control in response to stimuli. For instance, it is well-known that a tilted plant will eventually straighten vertically, demonstrating the influence of both an external stimulus, gravity, and an…

生物物理 · 物理学 2025-09-09 Hadrien Oliveri , Derek E. Moulton , Heather A. Harrington , Alain Goriely

Model matter agglomerations, with temperature as leading control parameter, have been considered, and some of their characteristics have been studied. The primary interest has been focused on the grain volume fluctuations, the magnitude of…

软凝聚态物质 · 物理学 2012-10-03 A. Gadomski , J. M. Rubi , J. Luczka , M. Ausloos