Results 91 to 100 of about 11,399 (197)

Efeitos da fragmentação florestal sobre vespas e abelhas solitárias na Amazônia Central. II. estratificação vertical

open access: yes, 2001
The effects of forest fragmentation on the patterns of vertical abundance and richness of solitary wasp and bee communities was investigated near Manaus, Amazonas.
E. F. Morato
semanticscholar   +1 more source

Scoping Review of Paddy Field Dam Studies in Japan

open access: yesIrrigation and Drainage, Volume 75, Issue 1, Page 198-216, February 2026.
ABSTRACT Paddy field dams are one of the nature‐based solutions provided by farmers in Japan for mitigating flood damage. This scoping review analysed 38 papers in the Web of Science Core Collection and J‐STAGE obtained by searching for keywords associated with paddy field dams.
Ryo Murata   +5 more
wiley   +1 more source

Brazilian strepsiptera (Insecta) parasitizing vespidae, with the description of three new species of Xenos rossius, 1793 (Stylopidae)

open access: yesMemorias do Instituto Oswaldo Cruz, 1962
Num lote de 10 vespas, estilopizadas, gentilmente cedidas para estudo pelo Dr. R. L. Araujo, de S. Paulo, os A. A., identificaram 5 espécies do gênero Xenos Rossius (Família Stylopidae): Xenos bohlsi Hoffmann, descrita do Paraguai e Xenos bonairensis ...
S. J. de Oliveira, Marcos Kogan
doaj   +1 more source

Princípios e práticas ecológicas para o manejo de insetos-praga na agricultura. [PDF]

open access: yes, 2017
bitstream/item/109190/1/1112-05-nco-folderPrincipiosPraticasEcologicas ...
CARNEIRO, R. G.   +6 more
core  

Seletividade de inseticidas a vespas predadoras de Leucoptera coffeella (Guér.-Mènev.) (Lepidoptera: Lyonetiidae)

open access: yes, 2001
Studies of relative toxicity of the organophosphate insecticides disulfoton, ethion, methyl-parathion e chlorpyrifos to the predatory wasps Brachygastra lecheguana Latreille, Polybia paulista Ihering e Protopolybia exigua Saussure and their prey, the ...
D. B. Fragoso   +3 more
semanticscholar   +1 more source

The Vulnerability of New Zealand Forage Plants to Incursions by New Pests, Pathogens and Weeds, and the Case for Greater Protection

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 1, February 2026.
We outline the diversity of pests, weeds and plant pathogens absent from New Zealand that threaten forage production, examine their potential import pathways, and outline the challenges of managing them should they arrive. The number and diversity of threats and pathways indicates ongoing incursions are inevitable.
Craig B. Phillips   +9 more
wiley   +1 more source

Effect of local mate competition on fig wasp sex ratios Efeito da competição local por acasalamentos na razão sexual de vespas de figo

open access: yesBrazilian Journal of Biology, 2006
In fig wasps, mating takes place among the offspring of one or a few foundress mothers inside the fig from which mated females disperse to found new broods. Under these conditions, related males will compete with each other for mating and several studies
R. A. S. Pereira, A. P. Prado
doaj   +1 more source

Diagnóstico da área cultivada com uva fina de mesa (Vitis vinifera L.) sob cobertura plástica e do manejo de pragas. [PDF]

open access: yes, 2019
Neste trabalho, foi realizado o censo das áreas cultivadas com uvas finas de mesa sob cultivo protegido e a identificação das principais espécies de pragas e estratégias de controle empregadas pelos produtores, no município de Caxias do Sul-RS.
BOTTON, M.   +3 more
core  

Description of the male of Xystromutilla bucki Suárez, 1960 (Hymenoptera, Mutillidae), including new information on the biology of the genus. [PDF]

open access: yesZookeys, 2021
Cambra RA   +10 more
europepmc   +1 more source

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