Results 61 to 70 of about 2,108 (169)
Rainforest transformation to monoculture plantations reduced species richness and abundance of parasitoid wasps. The study also highlighted the differences in community composition of parasitoid between forest and plantations. Experimental enrichment with flowering vegetation increased species richness of parasitoid wasps by 18% and abundance by 127 ...
Azru Azhar +4 more
wiley +1 more source
Relacions tròfiques en gal·les de la forma agàmica d?Andricus kollari (Hartig, 1843) [PDF]
S'han estudiat 1.145 gal?les d'Andricus kollari (Hartig, 1853) totes elles col?lectades al nordest ibèric. D'aquestes, 426 han estat utilitzades per fer aquest estudi, ja que d'elles s'han obtingut 859 inquilins i paràsits pertanyents a 27 espècies ...
Pujade i Villar, Juli +1 more
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We quantified previously unstudied tritrophic gall communities on Fagaceae in Sichuan, China, testing for ‘bottom‐up’ effects of host plant diversity on plant–herbivore and plant–parasitoid interactions. We sampled 176 cynipid gall morphotypes from 23 host plant species, yielding 64 parasitoid morphospecies.
Zhiqiang Fang +18 more
wiley +1 more source
We found differences in parasitism rates and gall size between D. rosae populations in North America (Nearctic) and Europe (Western Palearctic). While North American populations have lower parasitism rates, suggesting decreased pressure from natural enemies, they also exhibit significantly larger gall sizes compared with their European counterparts ...
Zoltán László +4 more
wiley +1 more source
Biodiversités « utile » et « nuisible » dans les agrosystèmes : importance pour la lutte biologique par conservation [PDF]
La lutte biologique par conservation repose sur la mise en place d’aménagements dans ou autour de parcelles cultivées ou de modifications des pratiques culturales de façon à favoriser la régulation des ravageurs des cultures par des auxiliaires de ...
AL KHATIB, Fadel +5 more
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Management of insect pests of macadamia in Australia relies heavily on insecticides. Of the 23 insecticides registered, 19 have registration issues and 12 are presently not approved in the EU, the USA or Canada. Thirteen of 17 pest groups need urgent attention as current effective control methods are at risk.
Kirsten L Ellis +4 more
wiley +1 more source
Les Limacodidae (Lepidoptera) du palmier à huile et du cocotier. Espèces nuisibles et ennemis naturels [PDF]
Avec près d'une centaine d'espèces, la famille des #Limacodidae# est la plus importante parmi les lépidoptères inféodés au palmier à huile et au cocotier. C'est en Asie que la famille est la plus diversifiée (68 espèces).
Mariau, Dominique
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The Chalcidoidea bush of life: evolutionary history of a massive radiation of minute wasps
Abstract Chalcidoidea are mostly parasitoid wasps that include as many as 500 000 estimated species. Capturing phylogenetic signal from such a massive radiation can be daunting. Chalcidoidea is an excellent example of a hyperdiverse group that has remained recalcitrant to phylogenetic resolution.
Astrid Cruaud +41 more
wiley +1 more source
Pengelolaan Ekosistem Untuk Pengendalian Hama Lada [PDF]
Ecosystem Management for Controlling Black Pepper PestPest is one of the obstacles of black pepper production in Indonesia. The pest attacks all parts of the plant such as inflorescens, fruits, shoots, branches and stems at nursery as well as in the ...
LABA, I. W. (I), TRISAWA, I. M. (IWA)
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Endophytic insects, including gall insects and leaf miners, are prominent in both natural and agricultural plant communities. We catalog the endophytic insect fauna in North America that are known to associate with rosinweeds (Silphium L., Heliantheae, Asteraceae). We provide details on host plant species, brief descriptions of insect associations, and
Louis F. Nastasi +4 more
wiley +1 more source

