Results 21 to 30 of about 40,035 (276)

Parasitismo de huevos de lepidópteros plagas (Insecta: Lepidoptera) por Trichogramma pretiosum (Hymenoptera: Trichogrammatidae) en tomate (Solanum lycopersicum)

open access: yesAgronomía Mesoamericana, 2022
Introducción. El perforador del fruto del tomate Neoleucinodes elegantalis (Guenée) (Lepidoptera: Pyralidae) y los minadores de la hoja Phthorimaea operculella (Zeller) y Tuta absoluta Meyrick (Lepidoptera: Gelechiidae), afectan la producción de tomate ...
Jorge Salas, Francisco Ferrer-Wurst
doaj   +1 more source

PARASITISMO DE Trichogramma pretiosum (HYMENOPTERA: TRICHOGRAMMATIDAE) EM OVOS DE Trichoplusia ni (LEPIDOPTERA: NOCTUIDAE)

open access: yesEnciclopédia Biosfera, 2021
Trichoplusia ni (Hubner) (Lepidoptera: Noctuidae), e considerada polifaga, pelaampla gama de hospedeiros. O uso errado de produtos quimicos resultou empopulacoes resistentes. Sendo assim, novos metodos de manejo dessa pragadevem ser estudados.
F. Pratissoli   +4 more
semanticscholar   +1 more source

Life‐stage and sex influence Philornis ectoparasitism in a Neotropical woodpecker Melanerpes striatus with essential male parental care

open access: yesIbis, Volume 165, Issue 4, Page 1235-1250, October 2023., 2023
The nestlings of many Neotropical bird species suffer from Philornis (Diptera: Muscidae) ectoparasitism. Although nestlings are typically considered the intended targets, recent work indicates that Philornis infest adult birds more frequently than previously appreciated, yet few studies have concurrently surveyed nestlings and adults for Philornis in ...
Joshua B. LaPergola
wiley   +1 more source

Influência da idade dos ovos de Oxydia vesulia no parasitismo de Trichogramma maxacalii [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2003
Trichogramma é um dos gêneros de insetos mais importantes no controle biológico. Este trabalho avaliou o potencial de parasitismo de Trichogramma maxacalii em ovos de Oxydia vesulia, em diferentes estágios embrionários. Vinte e cinco ovos de O.
Harley Nonato de Oliveira   +3 more
doaj   +1 more source

Prosopanche: A remarkable genus of parasitic plants

open access: yesPLANTS, PEOPLE, PLANET, Volume 5, Issue 2, Page 163-168, March 2023., 2023
Prosopanche is a remarkable yet poorly known genus of parasitic plants. We provide an up‐to‐date revision of the current state of understanding of Prosopanche, including taxonomy, biogeography, plant–pollinator ecology and host–parasite interactions. This Flora Obscura article will deliver this extraordinary plant genus to the attention of the wider ...
Sebastian A. Hatt   +6 more
wiley   +1 more source

Functional traits and foraging behaviour: Avian vampire fly larvae change the beak and fitness of their Darwin's finch hosts

open access: yesFunctional Ecology, Volume 36, Issue 7, Page 1806-1817, July 2022., 2022
Read the free Plain Language Summary for this article on the Journal blog. Abstract The avian beak is a key morphological trait used for foraging. If parasites alter beak shape, we may expect changes in host foraging behaviour. Larvae of the avian vampire fly Philornis downsi cause naris enlargement in Darwin's finch nestlings when first and second ...
Sonia Kleindorfer   +8 more
wiley   +1 more source

Top‐down cascading effects of seed‐feeding beetles and their parasitoids on plants and leaf herbivores

open access: yesFunctional Ecology, Volume 36, Issue 6, Page 1500-1512, June 2022., 2022
Read the free Plain Language Summary for this article on the Journal blog. Abstract When feeding on a plant, herbivorous insects alter the quality of the plant as a food source. This affects other organisms interacting with the same plant. These so‐called ‘plant‐mediated interactions’ can be altered by parasitoids that attack the herbivores.
Maximilien A. C. Cuny   +5 more
wiley   +1 more source

Ocorrência de parasitoide Cotesia plutellae (Hymenoptera: Braconidae) sobre Plutella xylostella (Lepidoptera: Plutellidae) na cultura de brássica

open access: yesAgrarian, 2023
A traça-da-couve (Plutella xylostella) é um inseto que provoca perdas de produção das brássicas. Determinadas populações de P. xylostella expressam resistência à inseticidas resultando no difícil manejo e consequentemente demanda maiores aplicações de ...
Quizido Delfim Mutacate   +3 more
doaj   +1 more source

Egg Parasitoids of the Leafhoppers Dalbulus maidis and Dalbulus elimatus (Hemiptera: Cicadellidae) in Two Maize Habitats [PDF]

open access: yes, 2014
Este trabajo fue realizado en dos habitats diferentes de maíz en Mexico, con el objetivo de determinar los parasitoides de huevos de dos importantes chicharritas plagas del maíz en este país.
Luft Albarracin, Erica Beatriz   +3 more
core   +1 more source

Parasitismo por moscas en aves paseriformes del Monte central de Argentina durante años lluviosos y secos

open access: yesEl hornero, 2020
Los parásitos de las aves pueden ejercer una presión selectiva importante en las poblaciones de sus hospedadores, aunque su impacto puede variar dependiendo de las condiciones ambientales.
Eduardo T. Mezquida
semanticscholar   +1 more source

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