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Advancements in Life Tables Applied to Integrated Pest Management with an Emphasis on Two-Sex Life Tables [PDF]

open access: yesInsects
Life tables are indispensable in IPM, offering an analysis of insect population dynamics. These tables record survival rates, fecundity, and other parameters at various developmental stages, enabling the identification of key factors that affect ...
Zhenfu Chen   +9 more
doaj   +2 more sources

Life tables in entomology: A discussion on tables' parameters and the importance of raw data. [PDF]

open access: yesPLoS ONE
Life tables are one of the most common tools to describe the biology of insect species and their response to environmental conditions. Although the benefits of life tables are beyond question, we raise some doubts about the completeness of the ...
Luca Rossini   +6 more
doaj   +2 more sources

qlifetable: An R package for constructing quarterly life tables. [PDF]

open access: yesPLoS ONE
The big data revolution has greatly expanded the availability of microdata on vital statistics, providing researchers with unprecedented access to large and complex datasets on birth, death, migration, and population, sometimes even including exact dates
Jose M Pavía, Josep Lledó
doaj   +2 more sources

A Preliminary Assessment of Amblyseius andersoni (Chant) as a Potential Biocontrol Agent against Phytophagous Mites Occurring on Coniferous Plants

open access: yesInsects, 2021
Development, survival and reproduction of Ambyseius andersoni (Chant), a predatory mite widely distributed in Europe, were assessed on different food items. These included two key pests of ornamental coniferous plants, i.e., Oligonychus ununguis (Jacobi)
Ewa Puchalska   +4 more
doaj   +1 more source

Effects of Helicoverpa armigera Egg Age on Development, Reproduction, and Life Table Parameters of Trichogramma euproctidis

open access: yesInsects, 2021
The noctuid Helicoverpa armigera is an economically important pest of agricultural crops in Iran and other countries. Research is evaluating the capacity of Trichogramma parasitoids to control H. armigera populations on field crops. The objective of this
Nazanin Atashi   +5 more
doaj   +1 more source

Anyone Can Get Old—All You Have to Do Is Live Long Enough: Understanding Mortality and Life Expectancy in European Hedgehogs (Erinaceus europaeus)

open access: yesAnimals, 2023
The European hedgehog is in decline, triggering a need to monitor population dynamics to optimise conservation initiatives directed at this species.
Sophie Lund Rasmussen   +3 more
doaj   +1 more source

Colon cancer survival after radical surgery performed in hospitals of the Arkhangelsk region: a population-based analysis

open access: yesСибирский онкологический журнал, 2023
Background. surgery is the main method of treatment of colon cancer (cc). Radical surgery performed in non-specialized hospitals can lead to the adverse outcomes.The aim of this study was to assess CC survival after radical surgery performed in state ...
D. V. Bogdanov   +4 more
doaj   +1 more source

On a Retarded Nonlocal Ordinary Differential System with Discrete Diffusion Modeling Life Tables

open access: yesMathematics, 2021
In this paper, we consider a system of ordinary differential equations with non-local discrete diffusion and finite delay and with either a finite or an infinite number of equations.
Francisco Morillas, José Valero
doaj   +1 more source

Population biology of Agropyron repens (L.) P. Beauv. around the copper smelter Legnica

open access: yesActa Societatis Botanicorum Poloniae, 2014
The present paper constitutes a background for the properties of couch grass tolerance for heavy metals previously recorded by the author. The tolerance for lead, zinc, copper and cadmium were described in couch grass on sites in the vicinity of the ...
Teresa Brej
doaj   +1 more source

Efectos de las causas de mortalidad adulta en la esperanza de vida, entre 1985 y 1999, según regiones colombianas

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2008
Introducción. El estudio de la mortalidad por causas es fundamental para conocer el estado de salud de una población. Objetivos. Establecer los cambios de la mortalidad por causas y su contribución a la esperanza de vida de la población de 15 a 74 años ...
Elizabeth López, Patricia Arce
doaj   +1 more source

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