Results 1 to 10 of about 126,977 (210)

Abundant and rare spiders on tree trunks in German forests (Arachnida, Araneae) [PDF]

open access: yesArachnologische Mitteilungen, 2011
The spider fauna active on the bark of trees in forests on eight sites in different regions in Germany was investigated. Trunk eclectors at about 2-4 meters height on living trees were used in different regions of Germany (SW Bavaria, Hesse, Brandenburg)
Blick, Theo
doaj   +3 more sources

On the ecology of the cursorial spider Odo bruchi (Araneae: Zoridae) in a grassland natural reserve from central Argentina [PDF]

open access: yesRevista de Biología Tropical, 2014
The “Ernesto Tornquist” Provincial Park (ETPP) is located inside the Ventania system (Argentina) and was created to protect one of the last relicts of pampean grasslands.
Gabriel Pompozzi   +3 more
doaj   +3 more sources

Edge Effects and Pitfall Trap Design Influence Spider Diversity and Assemblages in Canola Agroecosystems on the Canadian Prairies [PDF]

open access: yesEcology and Evolution
Spiders (Araneae) are generalist predators in agroecosystems and may contribute to biological control in canola (Brassica napus L. and B. rapa L.). However, their diversity and community structure remain understudied in the Canadian Prairies.
Kirra Kent   +4 more
doaj   +2 more sources

Forty Years of the Description of Brown Spider Venom Phospholipases-D [PDF]

open access: yesToxins, 2020
Spiders of the genus Loxosceles, popularly known as Brown spiders, are considered a serious public health issue, especially in regions of hot or temperate climates, such as parts of North and South America. Although the venoms of these arachnids are complex in molecular composition, often containing proteins with distinct biochemical characteristics ...
Luiza Helena Gremski   +9 more
openaire   +4 more sources

Status of SPIDER beam source after the first 3.5 years of operation

open access: yesFusion Engineering and Design, 2023
SPIDER is the negative ion source testbed for ITER neutral beam injector. It is currently the largest negative ion source ever built, equipped with a 100 keV accelerator, aiming at producing a negative ion beam with an extracted current density in hydrogen of 355 A/m2, beam-on time of one hour.
Pavei, M   +28 more
openaire   +5 more sources

Around the world in 10 million years: Rapid dispersal of a kleptoparasitoid spider wasp (Pompilidae: Ceropales) [PDF]

open access: yesJournal of Biogeography, 2021
ABSTRACTAimCosmopolitan distributions have classically been explained by Pangaean vicariance. However, evidence of recently diverged cosmopolitan groups has re‐opened consideration on the processes involved. Our aim is to estimate the processes leading to the worldwide distribution of the kleptoparasitoid genus Ceropales.LocationWorldwide ...
Juanita Rodriguez   +4 more
openaire   +2 more sources

Influence of drought and temperature on population density of two species of spider mites and their predator Scolothrips longicornis in almond orchards [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2023
High temperatures and low-humidity are the favorable conditions for spider mites, Tetranychus urticae Koch and Schizotetranychus smirnovi Wainstein, to cause serious threat to quality and quantity of almond.
Zarir Saeidi
doaj   +1 more source

Case Report: Black Widow Spider Bites in a Pregnant Woman [PDF]

open access: yesMajallah-i Zanān, Māmā̓ī va Nāzā̓ī-i Īrān, 2020
Introduction: The black widow spider is known in the Mediterranean region as L.tredecimguttatus species that in Khorasan is known with its local name as “Dalmak”.  The venom of this spider contains excitatory neurotoxins called alpha-latroteins.
Ali Teimouri   +4 more
doaj   +1 more source

Resistance status of the carmine spider mite, Tetranychus cinnabarinus and the twospotted spider mite, Tetranychus urticae to selected acaricides on strawberries. [PDF]

open access: yes, 2015
The carmine spider mite, Tetranychus cinnabarinus (Boisduval) and the twospotted spider mite, Tetranychus urticae Koch, are serious pests of strawberries and many other horticultural crops.
Bi, Jian-Long   +3 more
core   +1 more source

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