Results 61 to 70 of about 3,242 (230)

Sôbre a glândula abdominal da fêmea de Citheronia laocoon (Cr., 1777) (Lepidoptera, Adelocephalidae)

open access: yesMemorias do Instituto Oswaldo Cruz, 1960
Macho e fêmea de Citheronia laocoon emitem um cheiro repugnante. Esta substância é um componente da hemolinfa que, no momento de perigo, é expulsa através da cutícula, desconhecendo-se, porém, ainda o local da exsudação, que, entretanto deve ser ...
Rudolf Barth
doaj   +1 more source

Indução de Proteases de Beauveria bassiana por larvas de Aedes aegypti e cutícula de cigarras

open access: yes, 2014
The entomopathogenic fungus Beauveria bassiana penetrates the cuticle of insects by action of extracellular hydrolytic enzymes such as proteases, lipases and chitinases.
Alexandrino, Thais Dolfini   +4 more
core   +1 more source

The first report of M918L (super‐kdr) and L932F voltage‐gated sodium channel mutations in the English grain aphid (Sitobion avenae)

open access: yesPest Management Science, EarlyView.
The study has identified mutations in the voltage gated sodium channel of the English grain aphid (Sitobion avenae) at M918 and L932, which have not been previously reported in this species. Abstract BACKGROUND The grain aphid, Sitobion avenae Fabricius (Hemiptera: Aphididae), is a vector of yellow dwarf viruses and an important pest of cereals.
Virgile Ballandras   +4 more
wiley   +1 more source

Anatomia foliar de pedra-hume-caá (Myrcia sphaerocarpa, Myrcia guianensis, Eugenia punicifolia - Myrtaceae) [PDF]

open access: yesActa Amazonica, 2000
As folhas de Myrcia multiflora (Lam.) DC, Myrcia guianensis (Aubl.) Urb. e Eugenia punicifolia (H. B. K.) DC. são anatômica c morfologicamentc descritas. As espécies revelaram diversos elementos histológicos universais para a família, bem como peculiares
uzia I. F. JORGE   +2 more
doaj   +1 more source

A formulation‐driven plant‐derived nanoemulsion for root‐knot nematode control in tomato: efficacy across pot and greenhouse conditions

open access: yesPest Management Science, EarlyView.
Plant‐derived nanoemulsion for root‐knot nematode control in tomato: formulation concept, proposed mode of action, and efficacy under pot and greenhouse conditions. Abstract Objective Nanoemulsion‐based delivery systems offer a promising approach to improve the stability and biological performance of plant‐derived nematicides.
Ramanan Ganapathy, Ahmet Aykaç
wiley   +1 more source

Anatomía de especies mexicanas de los géneros Phoradendron y Psittacanthus, endémicos del Nuevo Mundo

open access: yesRevista Mexicana de Biodiversidad, 2011
Phoradendron y Psittacanthus habitan exclusivamente en América y agrupan plantas hemiparásitas.El conocimiento de la anatomía de especies mexicanas es escaso y son varias en las que no ha sido tratada.
Maricela Gómez-Sánchez   +2 more
doaj   +1 more source

La cutícula vegetal y su huella fósil

open access: yes, 1995
The plant cuticle, or the extracellular membrane that covers the aerial parts of plants, has recently been shown to be of great taxonomic importance, as it reflects the cellular patterns of the underlying epidermis.   La cutícula ...
Villena, José F.
core  

Aumento da germinação dos conídios de Metarhizium anisopliae na cutícula de Tibraca limbativentris por tiametoxam. [PDF]

open access: yes, 2017
Estudos demonstraram que o percevejo-do-colmo do arroz, Tibraca limbativentris foi mais suscetível ao fungo Metarhizium anisopliae quando combinado com doses subletais de tiametoxam.
ROCHA, D. V. M.   +5 more
core  

Mating history shapes Wolbachia‐induced cytoplasmic incompatibility and female fitness in an insect pest

open access: yesPest Management Science, EarlyView.
Mating order and remating of females by males with different endosymbiont associations strongly shape Wolbachia‐induced cytoplasmic incompatibility, female fitness and offspring sex ratio. An incompatible first mating was weakly affected if followed by a compatible mating and vice versa, indicating strong first‐male sperm precedence with consequences ...
Amir H. Tourani   +4 more
wiley   +1 more source

Genética molecular de la cutícula del fruto de tomate

open access: yes, 2017
Estudios previos de nuestro grupo de trabajo realizados en frutos de tomate que tienen modificada la ruta de síntesis de flavonoides como consecuencia del silenciamiento del gen CHALCONA SINTASA (CHS) han mostrado que los flavonoides son los principales ...
Rueda Herrera, Laura
core  

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