Results 71 to 80 of about 936 (209)

Phenology of Xylotrechus arvicola (Coleoptera: Cerambycidae) Adults in Spanish Vineyards

open access: yesAustralian Journal of Grape and Wine Research, Volume 2025, Issue 1, 2025.
Background and Aims: The longicorn beetle Xylotrechus arvicola (Olivier) (Coleoptera: Cerambycidae) is an important pest in vineyards of the Iberian Peninsula. Previous studies have reported that different varieties of grapevines Vitis vinifera exhibit varying susceptibility to infestation by this species. Methods and Results: Adult X.
Álvaro Rodríguez-González   +6 more
wiley   +1 more source

Semifield flocks, eggs, and ovoids of Q(4, q) [PDF]

open access: yes, 2005
In this article we consider the connection between semifield flocks of a quadratic cone in $\PG(3,q^n)$, eggs in $\PG(4n-1,q)$ and ovoids of $Q(4,q^n)$, when $q$ is odd.
LAVRAUW, MICHEL, Lavrauw, M.
core   +1 more source

Biomimetic and Synthetic Advances in Natural Pesticides: Balancing Efficiency and Environmental Safety

open access: yesJournal of Chemistry, Volume 2025, Issue 1, 2025.
Biomimetic and synthetic advancements in natural pesticides are driving a transformative shift toward sustainable pest management, promoting agricultural productivity while preserving ecological balance. These innovative approaches are inspired by nature’s defense mechanisms, integrating cutting‐edge science to develop precise, effective, and ...
Mohammad Harun-Ur-Rashid   +2 more
wiley   +1 more source

An oval partition of the central units of certain semifield planes [PDF]

open access: yes, 1996
Let oxy denote a fixed autotopism triangle of a finite commutative semifield plane of even order qN, with middle nucleus GF(q). A point I ∉ {x, y, o} is called a central unit of the plane, relative to oxy, if coordinatising the plane by a semifield, in ...
Wene, G., Jha, V.
core   +1 more source

Using Semifield Studies to Examine the Effects of Pesticides on Mobile Terrestrial Invertebrates [PDF]

open access: yes, 2014
Many farmers rely on regular pesticide applications to avoid losses from arthropod pests and the diseases they vector. However, widespread and injudicious use of pesticides is detrimental to the environment, poses a health risk, and undermines biocontrol
S. Macfadyen   +7 more
core   +1 more source

О некоторых 3-примитивных полуполевых плоскостях [PDF]

open access: yes, 2020
We evolve an approach to construction and classification of semifield projective planes with the use of the linear space and spread set. This approach is applied to the problem of existance for a projective plane with the fixed restrictions on ...
Olga Kravtsova Vadimovna   +3 more
core   +2 more sources

On the maximum field of linearity of linear sets

open access: yesBulletin of the London Mathematical Society, Volume 56, Issue 11, Page 3300-3315, November 2024.
Abstract Let V$V$ denote an r$r$‐dimensional Fqn$\mathbb {F}_{q^n}$‐vector space. For an m$m$‐dimensional Fq$\mathbb {F}_q$‐subspace U$U$ of V$V$, assume that dimq⟨v⟩Fqn∩U⩾2$\dim _q \left(\langle {\bf v}\rangle _{\mathbb {F}_{q^n}} \cap U\right) \geqslant 2$ for each nonzero vector v∈U${\bf v}\in U$. If n⩽q$n\leqslant q$, then we prove the existence of
Bence Csajbók   +2 more
wiley   +1 more source

On generalized spread bent partitions [PDF]

open access: yes, 2023
Generalized semifield spreads are partitions Γ={U,A1,…,Apk} of Fpm×Fpm obtained from (pre)semifields with a certain additional property, which generalize semifield spreads.
Meidl, Wilfried   +2 more
core   +1 more source

Open Plant Phenotype Database of Common Weeds in Denmark

open access: yesRemote Sensing, 2020
For decades, significant effort has been put into the development of plant detection and classification algorithms. However, it has been difficult to compare the performance of the different algorithms, due to the lack of a common testbed, such as a ...
Simon Leminen Madsen   +5 more
doaj   +1 more source

Compatibility of the fungus Beauveria bassiana and Trichoplusia ni SNPV against the cabbage looper Trichoplusia ni: crop plant matters

open access: yesPest Management Science, Volume 80, Issue 6, Page 2851-2859, June 2024.
The combined application of a baculovirus (Trichoplusia ni Hübner (Lepidoptera: Noctuidae), T. ni single nucleopolyhedrovirus, TniSNPV) and Beauveria bassiana against the cabbage looper Trichoplusia ni was not more effective compared to singly applied TniSPNV.
Pauline S Deschodt, Jenny S Cory
wiley   +1 more source

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