Results 21 to 30 of about 12,024 (326)

Four new species of Tipula (Sinotipula) Alexander (Diptera, Tipulidae) from China and a new replacement name in Tipula (Vestiplex) Bezzi, 1924

open access: yesEuropean Journal of Taxonomy, 2023
Fourteen species of the subgenus Sinotipula (Diptera, Tipulidae) were previously known to occur in China. Here four species are described and illustrated as new to science: Tipula (Sinotipula) drolma sp. nov., T. (S.) forcipicauda sp. nov., T.
Qi-cheng Yang   +3 more
doaj   +1 more source

Insect herbivory on urban trees: Complementary effects of tree neighbours and predation

open access: yesPeer Community Journal, 2022
Insect herbivory is an important component of forest ecosystems functioning and can affect tree growth and survival. Tree diversity is known to influence insect herbivory in natural forest, with most studies reporting a decrease in herbivory with ...
Stemmelen, Alex   +5 more
doaj   +1 more source

Modelling the risk of insect impacts on forest stands after possible climate changes [PDF]

open access: yesКомпьютерные исследования и моделирование, 2016
A model of forest insect population dynamics used to simulate of "forest-insect" interactions and for estimation of possible damages of forest stand by pests.
V. G. Soukhovolsky   +3 more
doaj   +1 more source

Enterobacter sp. AA26 as a Protein Source in the Larval Diet of Drosophila suzukii

open access: yesInsects, 2021
The Spotted-Wing Drosophila fly, Drosophila suzukii, is an invasive pest species infesting major agricultural soft fruits. Drosophila suzukii management is currently based on insecticide applications that bear major concerns regarding their efficiency ...
Katerina Nikolouli   +5 more
doaj   +1 more source

Inventarisasi Hama Persemaian Di Hutan Tanaman Rakyat Desa Ngambur Kecamatan Bengkunat Belimbing Kabupaten Lampung Barat

open access: yesJurnal Sylva Lestari, 2014
Forest pest inventory is research activity to gather and arrange the data of pests existing in seedling periode.  Pest inventory activites are used to determine pest types, the number and crop damage order to apply appropriate control.  This research was
Ikro Fajar Surachman   +2 more
doaj   +1 more source

A pioneering pest: the winter moth (Operophtera brumata) is expanding its outbreak range into Low Arctic shrub tundra

open access: yesArctic Science, 2022
Climate warming allows generalist boreal consumers to expand into Arctic ecosystems. We present experimental and observational field data showing that a generalist boreal insect pest—the winter moth (Operophtera brumata Linnaeus, 1758)—is expanding its ...
Ole Petter Laksforsmo Vindstad   +3 more
doaj   +1 more source

Forest management and natural biocontrol of insect pests [PDF]

open access: yesForestry, 2016
Current silvicultural practices are under revision as result of changing demands and pressing environmental issues. We compared the monoculture clear-cut regime commonly used during the recent decades in Europe, especially in Fennoscandia, and in North America, with three alternative forest management methods, short rotation forestry, mixed forest ...
Klapwijk, Maartje   +3 more
openaire   +3 more sources

Insight into the genetic components of community genetics: QTL mapping of insect association in a fast-growing forest tree [PDF]

open access: yes, 2013
Identifying genetic sequences underlying insect associations on forest trees will improve the understanding of community genetics on a broad scale. We tested for genomic regions associated with insects in hybrid poplar using quantitative trait loci (QTL)
Katalin Tuba (486875)   +24 more
core   +1 more source

Evaluating the invasive potential of an exotic scale insect associated with annual Christmas tree harvest and distribution in the southeastern U.S.

open access: yesTrees, Forests and People, 2020
The movement of invasive species is a global threat to ecosystems and economies. Scale insects (Hemiptera: Coccoidea) are particularly well-suited to avoid detection, invade new habitats, and escape control efforts. In countries that celebrate Christmas,
Adam G. Dale   +2 more
doaj   +1 more source

POPULATION DYNAMICS OF Hypothenemus hampei (Coleoptera: Scolytidae) IN AGROFORESTRY AND MONOCULTURE SYSTEMS OF CONILON COFFEE IN THE SOUTHERN PORTION OF THE STATE OF AMAZONAS, BRAZIL

open access: yesRevista Árvore, 2021
Hypothenemus hampei is the main coffee pest in the Amazon and worldwide. Although coffee cultivation exists in the State of Amazonas, there is no information regarding the behavior of this species population in this region of Brazil.
Juliana Formiga Botelho   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy