Results 61 to 70 of about 112,911 (278)

Aversion and attraction to harmful plant secondary compounds jointly shape the foraging ecology of a specialist herbivore. [PDF]

open access: yes, 2016
Most herbivorous insect species are restricted to a narrow taxonomic range of host plant species. Herbivore species that feed on mustard plants and their relatives in the Brassicales have evolved highly efficient detoxification mechanisms that actually ...
Alexandre, Nicolas   +8 more
core  

MFP and CFAP Official Announcement and Pre‐Official Announcement Effects on the Corn and Soybean Futures Market

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This study examines the official announcement effect of the Market Facilitation Program (MFP) and the Coronavirus Food Assistance Program (CFAP) on the corn and soybean futures market. Using a permutation test and a 2‐stage GLS model, we find no significant official announcement effect.
Zhining Sun   +3 more
wiley   +1 more source

Therapeutic arginine starvation in ASS1-deficient cancers inhibits the Warburg effect

open access: yesMolecular & Cellular Oncology, 2017
Argininosuccinate Synthetase 1 deficiency induces dependence on extracellular arginine for continued cellular growth and survival. Arginine starvation inhibits the Warburg effect and diverts glucose into serine biosynthesis, while simultaneously ...
Jeff C. Kremer, Brian A. Van Tine
doaj   +1 more source

Galerkin Least-Squares Stabilization in Ice Sheet Modeling - Accuracy, Robustness, and Comparison to other Techniques

open access: yes, 2017
We investigate the accuracy and robustness of one of the most common methods used in glaciology for the discretization of the $\mathfrak{p}$-Stokes equations: equal order finite elements with Galerkin Least-Squares (GLS) stabilization.
Ahlkrona, Josefin, Helanow, Christian
core   +1 more source

The Relationship Between Interest Rates and Agricultural Commodity Price Dynamics

open access: yesAgribusiness, EarlyView.
ABSTRACT The U.S. Federal Reserve has undertaken several interest rate interventions in the past decade. This study explores the relationship between U.S. corn and soybean prices and Federal Reserve monetary policy interventions, in the short and long run.
Zhining Sun, Ani L. Katchova
wiley   +1 more source

Is Youth's Engagement in Agribusiness an Opportunity or a Necessity? A Closer Look at the Situation in South Kivu, Eastern Democratic Republic of the Congo

open access: yesAgribusiness, EarlyView.
ABSTRACT Despite the broad focus on necessity‐ and opportunity‐driven entrepreneurship in research and policy, the entrepreneurial dichotomy within the agribusiness context has not been adequately addressed. This study contributes to closing this knowledge gap by examining youth's perceptions of agribusiness through the lens of the push‐pull motivation
Cool Dady Mangole   +6 more
wiley   +1 more source

The Relationship between Heart Rate Variability and Global Longitudinal Strain in Type 2 Diabetes Mellitus Patients at Puskesmas Jakarta

open access: yesJurnal Penyakit Dalam Indonesia
Introduction. Diabetes mellitus (DM) remains a major global health issue due to its direct consequences and complications, particularly cardiovascular complications.
Dwi Rendra Hadi   +3 more
doaj   +1 more source

Rangewide responses of Mimulus cardinalis to an extreme heat event

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Extreme events are an understudied aspect of ongoing anthropogenic climate change that could play a disproportionate role in the threat that rapid environmental shifts pose to natural populations. Methods We exposed plants originating from seeds that were harvested before (ancestors) and after (descendants) multiple extreme heat events
Lucas J. Albano   +6 more
wiley   +1 more source

Defense of the Least Squares Solution to Peelle’s Pertinent Puzzle

open access: yesAlgorithms, 2011
Generalized least squares (GLS) for model parameter estimation has a long and successful history dating to its development by Gauss in 1795. Alternatives can outperform GLS in some settings, and alternatives to GLS are sometimes sought when GLS exhibits ...
Nicolas Hengartner   +4 more
doaj   +1 more source

Single-equation tests for cointegration with GLS detrended data [PDF]

open access: yes, 2018
We provide GLS-based versions of two widely used approaches for testing whether or not non-stationary economic time series are cointegrated: single-equation static re- gression or residual-based tests and single-equation conditional error correction ...
Perron, Pierre, Rodriguez, Gabriel
core  

Home - About - Disclaimer - Privacy