Results 31 to 40 of about 93,041 (262)

Chaetotaxy of first instar caterpillar of the Common Pierrot Castalius rosimon (Fabricius) (Papilionoidea: Lycaenidae: Polyommatinae)

open access: yesJournal of Threatened Taxa, 2015
Castalius rosimon (Fabricius) commonly  available in northwestern India has been reared on the leaves of its natural host plant, Zizipus oenoplia Mill. (Rhamnaceae) in Himachal Pradesh.
Manbeer Kaur   +2 more
doaj   +3 more sources

Nimfaled of alpine and subal’piyskogo high mountains of south Daghestan

open access: yesЮг России: экология, развитие, 2015
Work is devoted to the study of fauna of daily butterflies of family of him fa led of alpine and subal’piyskogo high mountains of south Daghestan. Specific led of nimfaled of this district will be useful first, making 15 kinds, related to 8 births.
V. R. Mamedova
doaj   +1 more source

Multi‐surveyor capture‐mark‐recapture as a powerful tool for butterfly population monitoring in the pre‐imaginal stage

open access: yesEcology and Evolution, 2022
For many elusive insect species, which are difficult to cover by standard monitoring schemes, innovative survey methods are needed to gain robust data on abundance and population trends.
Heiko Hinneberg   +11 more
doaj   +1 more source

Independent [1,2]-number versus independent domination number [PDF]

open access: yes, 2017
A [1, 2]-set S in a graph G is a vertex subset such that every vertex not in S has at least one and at most two neighbors in it. If the additional requirement that the set be independent is added, the existence of such sets is not guaranteed in every ...
Aleid, Sahar A.   +2 more
core   +2 more sources

Three new species of Ametadoria Townsend (Diptera: Tachinidae) from Area de Conservación Guanacaste, Costa Rica

open access: yesBiodiversity Data Journal, 2015
We describe three new species in the genus Ametadoria Townsend from Area de Conservación Guanacaste (ACG), Costa Rica. All three were reared from wild-caught Zygaenidae and Lacturidae caterpillars.
AJ Fleming   +4 more
doaj   +1 more source

Interrelationship between potassium rates and the efficiency of Bt genes in the control of Spodoptera frugiperda

open access: yesPesquisa Agropecuária Brasileira, 2023
The objective of this work was to identify the effect of potassium rates on Bt transgenic resistance and damage caused by Spodoptera frugiperda in corn plants at different developmental stages. The experimental design was a randomized complete block in a
Marcelo Macedo Faria   +5 more
doaj   +1 more source

Predicting fuel energy consumption during earthworks [PDF]

open access: yes, 2016
This research contributes to the assessment of on-site fuel consumption and the resulting carbon dioxide emissions due to earthworks-related processes in residential building projects, prior to the start of the construction phase.
Bossi, Benedetta   +3 more
core   +2 more sources

Some methods for constructing some classes of graceful uniform trees

open access: yesIndonesian Journal of Combinatorics, 2018
A tree T(V, E) is graceful if there exists an injective function f from the vertex set V(T) into the set {0, 1, 2, ..., ∣V∣ − 1} which induces a bijective function fʹ from the edge set E(T) onto the set {1, 2, ..., ∣E∣}, with fʹ(uv) = ∣f(u) − f(v)∣ for ...
I Nengah Suparta   +1 more
doaj   +1 more source

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
wiley   +1 more source

Atratividade de Atta sexdens rubropilosa por plantas de eucalipto atacadas previamente ou não por Thyrinteina arnobia Atta sexdens rubropilosa attractiveness to eucalyptus plants previously attacked or not by Thyrinteina arnobia

open access: yesPesquisa Agropecuária Brasileira, 2004
O sistema de defesa induzido das plantas é ativado após a ocorrência do dano provocado por um herbívoro. O objetivo deste trabalho foi avaliar se plantas de eucalipto (Eucalyptus grandis) atacadas previamente por lagartas de Thyrinteina arnobia tornam-se
Hamilton Gomes de Oliveira   +3 more
doaj   +1 more source

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