Results 51 to 60 of about 14,459 (141)
Composição química e toxicidade do óleo essencial de eucalipto sobre o ácaro-rajado
The spotted spider mite, Tetranychus urticae Koch, 1836 (Acari: Tetranychidae) is a polyphagous pest which causes extensive damage to Brazilian agriculture. The control of this pest is usually performed by synthetic origin products.
Lauana Pellanda de Souza +5 more
semanticscholar +1 more source
First and third instar Chrysoperla externa showed efficient predatory capacity at low R. indica density, but second instar C. externa exhibits a density‐dependent predatory ability. The lacewing C. externa shows promise as a biocontrol agent for R. indica in coconut because it consumed 8362 R. indica females across all its larval instars.
Luis O. Viteri +6 more
wiley +1 more source
The Search for Ixodes dammini and Borrelia burgdorferi in Nova Scotia
Twenty‐four Ixodes dammini ticks (23 adults and one nymph) have been recovered in Nova Scotia since 1984. There has not been a systematic search for larvae and none has been identified. The recovery of the nymph from a road‐killed yellow throat bird, Geothypis trichas, in late May 1990 supports the contention that migrating birds are bringing deer ...
Colin R Bell +2 more
wiley +1 more source
Extrato de folhas de juazeiro com atividade acaricida sobre o ácaro-vermelho em algodoeiro
The objective of this work was to evaluate the toxicity, repellency, efficiency, and phytotoxicity of the aqueous extract of juazeiro ( Ziziphus joazeiro ) leaves in the control of the red spider mite, Tetranychus ludeni , on cotton plant.
José Cláudio Barros Ferraz +4 more
semanticscholar +1 more source
Summary A key feature of extant conifer forests is the high percentage of seeds that germinate and establish on dead wood; in some forests, this can exceed 90%. This deadwood can act as an ideal nursery for young tree species, leading to this type of seedbed being termed ‘nurse logs’.
Ana Julia Sagasti +3 more
wiley +1 more source
Control químico del ácaro rojo de las palmas Raoiella indica Hirst (Acari: Tenuipalpidae)
El objetivo del trabajo fue comparar la efectividad biologica de 19 acaricidas comerciales para el control de poblaciones de Raoiella indica Hirst en Tabasco, Mexico.
Azalia Correa-Méndez +5 more
semanticscholar +1 more source
Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Costa Rica
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Costa Rica.
EFSA Panel on Plant Health (PLH) +37 more
wiley +1 more source
A cultura da mandioca no Brasil apresenta reducoes significativas na produtividade quando sofre ataque do acaro fitofago Mononychellus tanajoa. Objetivou-se com este trabalho avaliar a preferencia para alimentacao e oviposicao do acaro verde, M. tanajoa,
A. Strucker +4 more
semanticscholar +1 more source
A total of 277 rufous-collared sparrows, Zonotrichia capensis Müller, 1776 (Emberizidae), were examined for external parasites. The birds were captured using mist nets in seven locations in northern and central Chile.
Sebastián Llanos-Soto +9 more
doaj +1 more source
Abstract Background Canine atopic dermatitis (cAD) is a hereditary, generally pruritic and predominantly T‐cell‐driven inflammatory skin disease, involving an interplay between skin barrier abnormalities, allergen sensitisation and microbial dysbiosis.
L. Widorn +2 more
wiley +1 more source

