Results 31 to 40 of about 19,918 (226)

Intrinsic competition and its effects on the survival and development of three species of endoparasitoid wasps [PDF]

open access: yes, 2009
In natural systems, pre-adult stages of some insect herbivores are known to be attacked by several species of parasitoids. Under certain conditions, hosts may be simultaneously parasitized by more than one parasitoid species (= multiparasitism), even ...
Gols, R., Harvey, J.A., Strand, M.R.
core   +1 more source

The effect of the quality and size of host aphid species on the biological characteristics of Aphidius colemani (Hymenoptera: Braconidae: Aphidiinae)

open access: yesEuropean Journal of Entomology, 2008
A suitable host provides, at least, the minimum nutritional and physiological conditions for the development of the immature stages of a parasitoid. Host quality may influence the developmental time, mortality rate, longevity and fecundity of parasitoids.
Marcus Vinicius SAMPAIO   +2 more
doaj   +1 more source

A revision of the Bracon Fabricius species in Wesmael’s collection deposited in Brussels (Hymenoptera: Braconidae: Braconinae) [PDF]

open access: yes, 2012
An account of the taxonomic position of the genus Bracon Fabricius, 1804 is presented. In his monograph Wesmael (1838: 7-58) made a survey of 48 nominal species of Bracon occurring in Belgium.
Papp, Jenő, Jeno Papp, Papp, Jen\uf6
core   +1 more source

A landscape view of cereal aphid parasitoid dynamics reveals sensitivity to farm- and region-scale vegetation structure

open access: yesEuropean Journal of Entomology, 2008
Functioning of plant-aphid-natural enemy interactions may be associated with the structure and composition of withinfield vegetation, neighborhood fields and field borders, and the regional plant community of cropped and noncropped areas.
Michael J. BREWER   +4 more
doaj   +1 more source

Diversity of Parasitoids Hymenoptera in Agricultural Ecosystems and Primary Forest in Lubuk Kilangan District, Padang

open access: yesAndalasian International Journal of Entomology, 2023
Parasitoid Hymenoptera is an important natural enemy of most plant pests, and it can control pests specifically in the agricultural ecosystem. The study aimed to study parasitoid Hymenoptera diversity in agricultural and primary forest ecosystems.
Hasmiandy Hamid   +4 more
doaj   +1 more source

First contribution to the knowledge of the braconid wasps (Hymenoptera, Braconidae) of Malta [PDF]

open access: yes, 2015
A total of 48 species of braconid wasps (excluding 16 Aphidiidae) are here reported as occurring in the Maltese Islands, of which 38 species are reported for the first time from this territory.
Papp, Jeno
core   +1 more source

Aphidiinae (Hymenoptera, Braconidae) aphid parasitoids of Malta : review and key to species [PDF]

open access: yes, 2015
This paper brings an annotated list of the 16 aphid parasitoids detected up to 2015 in Malta. All the species were reared from identified aphid-plant associations. An illustrated key to the identification of the recorded species from Malta is provided.
Mifsud, David   +3 more
core   +1 more source

Cytogenetic characterization of Diachasmimorpha longicaudata (Hymenoptera: Braconidae), a parasitoid wasp used as a biological control agent

open access: yesEuropean Journal of Entomology, 2013
Diachasmimorpha longicaudata (Hymenoptera: Braconidae) is a parasitoid wasp widely used in the biological control of fruit flies. In this paper, we present a detailed analysis of the karyotype of this species based on the results of classical and ...
Leonela CARABAJAL PALADINO   +4 more
doaj   +1 more source

Braconidae

open access: yes, 2010
Published as part of Aquino, Daniel A., Gaddi, Ana L., Hernández, Emilia P. & Martínez, Juan J., 2010, The types of Braconidae and Ichneumonidae (Hymenoptera: Ichneumonoidea) in the Museo de La Plata, Argentina, pp.
Aquino, Daniel A.   +3 more
openaire   +2 more sources

Braconidae

open access: yes, 2016
Published as part of Belokobylskij, Sergey A. & Villemant, Claire, 2016, A new genus of the tribe Pambolini (Hymenoptera: Braconidae: Exothecinae) from the Papua New Guinea with a key to the World genera, pp. 383-391 in Zootaxa 4098 (2) on pages 389-390, DOI: 10.11646/zootaxa.4098.2.10, http://zenodo.org/record ...
Belokobylskij, Sergey A.   +1 more
openaire   +2 more sources

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