Summary Previous studies on the effect of secondary metabolites functioning rhizosphere microbial communities have often focused aspects nitrogen (N) cycle but overlooked biological denitrification inhibition ( BDI ), which can affect plant N‐nutrition. Here, we investigated by compounds F allopia spp., an invasive weed shown to be associated with a low potential soil. spp. extracts were characterized chromatographic analysis and used test effects metabolic respiratory activities...

The data we present consist of an inventory exotic arthropods, potentially invasive, collected in and mixed forests disturbed native forest patches the Azores Archipelago. study was carried out between 2019 2020 four islands: Corvo, Flores, Terceira Santa Maria, where a total 45 passive flight interception SLAM traps were deployed, during three to six consecutive months. This manuscript is second contribution "SLAM Project - Long Term Ecological Study Impacts Climate Change Natural Forest...

Island ecosystems are experiencing a significant decline in biodiversity, with forest biodiversity being particularly affected by several erosion drivers. This alarming situation highlights the urgent need for conservation managers to develop more accurate and efficient tools assess monitor quality status of sites. To address this issue, our study focuses on development two biological integrity indices (IBI) that utilize arthropod communities as indicators measure In accordance studies...

Ellenberg indicator values (EIVs) express plant preferences for temperature, light, continentality, soil moisture, pH, and nutrients, have been largely used to deduce environmental characteristics from communities. However, EIVs might also be investigate the importance of filtering mechanisms in shaping communities according species ecological preferences, a so far overlooked use EIVs. In this paper, we investigated how community-weighted means (CWM), calculated with EIVs, varied along an...

Background Most carabid beetles are particularly sensitive to local habitat characteristics. Although in China grasslands account for more than 40% of the national land, their biodiversity is still poorly known. The aim this paper identify main environmental characteristics influencing diversity different types grassland northern China. Methods We investigated influence vegetation (plant biomass, cover, density, height and species richness), soil (bulk above ground litter, moisture...

Islands have been disproportionately affected by the current biodiversity crisis. In island biotas, one of most recurrent anthropic alterations is species introduction. Invasion exotic may represent a major threat for because invasive change composition and simplify community dynamics. We investigated diversity patterns native introduced in forests Terceira Island (Azores, Portugal) using profiles based on Hill numbers. Use allows complete characterization they combine information richness,...

Understanding how species sort themselves into communities is essential to explain the mechanisms that maintain biodiversity. Important insights potential of coexistence may be obtained from observation non-random patterns in community assembly. The spatial niche overlap (Pianka index) and co-occurrence (c-score) carabid three types steppes (desert steppe, typical meadow steppe) China was investigated. Non randomness tested using null models. Niche values were significantly higher than...

The urgent need for conservation efforts in response to the global biodiversity crisis is exemplified by initiatives, such as EU LIFE BEETLES project. This project aims preserve endangered arthropod species that are crucial ecosystem functionality, with a focus on endemic beetle Flores, Pico and Terceira Islands (Azores, Portugal):

Deuterium δD isotopic analysis is increasingly being used to trace wildlife movement, and undoubtedly has much offer in this respect, but questions still remain as the feasibility practicality of method ecology. Here we report our attempt determine geographic origin an auxiliary hoverfly, Episyrphus balteatus, south-western France. We quantile regression calculate minimum separation distance, based on International Atomic Energy Agency/World Meteorological Organization (IAEA/WMO) data, at...

Carabids are an important insect group in grassland ecosystems and involved numerous ecosystem services. Steppes the most widespread China, but they under increasing degradation. Despite their importance, little is known about relationships between environmental variables carabid community structure Chinese steppes. We studied effects of fine-scale factors (soil vegetation) coarse-scale (climate) on parameters (abundance, richness, diversity, dominance, evenness) three types steppes (desert,...

The data we present are part of the long-term project "SLAM Project - Long Term Ecological Study Impacts Climate Change in Natural Forest Azores" that started 2012, aiming to understand impact biodiversity erosion drivers on Azorean native forests (Azores, Macaronesia, Portugal). for current study consist an inventory arthropods collected three locations a forest fragment at Terra-Brava protected area (Terceira, Azores, Portugal) test edge effects arthropod communities. were: (i) forest,...

A long-term study monitoring arthropods (Arthropoda) is being conducted since 2012 in the forests of Azorean Islands. Named "SLAM - Long Term Ecological Study Impacts Climate Change natural forest Azores", this project aims to understand impact biodiversity erosion drivers distribution, abundance and diversity arthropods. The current dataset represents that have been recorded using a total 42 passive SLAM traps (Sea, Land Air Malaise) deployed native, mixed exotic fragments seven Islands...

Introduction Engaging with nature has been widely acknowledged for its positive impact on well-being. Traditionally, assessments of exposure focus estimating green space and outdoor time. However, the Nature Exposure Scale (NES) offers a unique approach by evaluating quality experiences, encompassing both deliberate spontaneous encounters. Methods This study aimed to assess validity reliability NES in context Portugal. Exploratory Factor Analysis (PCA) Confirmatory (CFA) were employed...

Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae) is a polyphagous pest of global importance, threatening several key crops, including cotton. This study analysed the influence landscape composition and agricultural practices on (i) abundance H. larvae, (ii) proportion infested plants (infestation) in cotton fields northern Benin. In 2011 2012, was monitored during rainy period, with weekly observations 50 20 selected each year. We based upon surrounding (cotton, tomato maize fields,...

The noctuid Helicoverpa armigera is one of the key cotton pests in Old World. One possible pest regulation method may be management host crop landscapes. For polyphagous such as H. armigera, diversity and rotations can offer sequential alternate resources that enhance abundance. We explore impact landscape composition on abundance natal plant use northern Benin.Host at largest scale examined (500 m diameter) was positively correlated with Host cover tomato crops were most important variables...

This study explores the composition and structure of species communities associated with native Azorean tree Laurusazorica (Seub) Franco (Magnoliophyta, Magnoliopsida, Laurales, Lauraceae). Communities were sampled in six Islands covering occidental (Flores), central (Faial, Pico, Terceira) eastern (São Miguel, Santa Maria) groups Azores Archipelago during BALA project, using standardised sampling protocols for surveying canopy arthropod fauna. In addition, characterises distribution...

Carabid communities are influenced by landscape features. Chinese steppes subject to increasing desertification processes that changing land-cover characteristics with negative impacts on insect communities. Despite those warnings, how influence carabid in steppe ecosystems remains unknown. The aim of this study is investigate drive abundance different (desert, typical, and meadow steppes) at spatial scales. abundances were estimated using pitfall traps. Various indices derived from Landsat...

Pristine Azorean forests have been deeply fragmented since human colonization. Fragmentation increases the length of edges and it therefore promotes edge habitats. Studying impact habitat on species assemblages is crucial to highlight importance forest connectivity guide management strategies. This study explores arthropod assemblages, particularly investigates differences communities between three habitats, along a distance gradient from near pasture matrix core forest. We also compare...

The Azorean archipelago, recognized as one of the world’s biodiversity hotspots, is home to a diverse and unique community arthropod species, highlighting notable degree endemism. However, native forests that support these species are facing significant degradation due habitat loss fragmentation. In this study, we aimed determine ideal season for measuring biological integrity forest sites using index (IBI) based on communities captured with Sea, Land, Air Malaise (SLAM) traps. Drawing more...

Grazing may represent a major threat to biodiversity in arid grasslands. The increasing use of grasslands for solar parks new important threat. No study has investigated the effects on soil insects. Tenebrionids are component arthropod fauna central Asia. These ecosystems threatened by grazing and land parks. Aim this work was investigate panels tenebrionids (desert steppe) China comparing their community structure ungrazed, heavily grazed, park sites. Beetles were sampled pitfall traps,...

Most studies of biodiversity–elevational patterns do not take species abundance into consideration. Hill numbers are a unified family indices that use and allow complete characterization assemblages through diversity profiles. Studies on dung beetle responses to elevation were essentially based richness produced inconsistent results because the non-distinction between different habitats gradients dispersed over wide areas. We analyzed in Mediterranean mountain (central Italy) for (woodlands...

The data we present are part of the project PASTURCLIM (Impact climate change on pasture’s productivity and nutritional composition in Azores). aims to assess consequences (e.g. temperature increase) grass production its quality for forage, as well changes arthropod communities associated with Azorean intensive pastures. An situ experiment was set up using Open Top Chambers (OTCs), order simulate an increasing (average +1.2ºC) In this contribution, relative sampling. We provide inventory all...

The impact of climate change on islands is expected to cause dramatic consequences native biodiversity. However, limited data are available for arthropod communities in island agroecosystems. In this study, we simulate a small-scale climatic (average +1.2°C), using Open Top Chambers (OTCs) forage crops the Azores Archipelago (Portugal) and test responses associated with intensively-managed pastures. At three sites, twenty 1 x m plots were established: 10 treatment OTCs control plots....