Results 21 to 30 of about 1,617,954 (198)

ADAPTEITION STRATEGY OF GEOGRAPHICAL DISTRIBUTION OF DRAGONFLIES

open access: yesЮг России: экология, развитие, 2014
The article discusses some of the adaptive strategy of geographical distribution ofdragonflies. The basis of adaptive traits considered temperature. Together with the humidity is a major abiotic factor.
Kh. A. Ketenchyev
doaj   +1 more source

The Geographical Distribution of Laryngeal Cancer in Iran from 2004 to 2014

open access: yesOtorhinolaryngology and Facial Plastic Surgery, 2023
Background: Laryngeal cancer accounts for about 1 to 2 % of all cancers; this incidence rate depends on the geographical region and ethnicity. Due to the lack of a comprehensive epidemiological study on laryngeal cancer in recent years, we designed this
Ali Safavi Naeini   +5 more
doaj   +1 more source

Long-Range Response to Transmission Line Disturbances in DC Electricity Grids

open access: yes, 2014
We consider a DC electricity grid composed of transmission lines connecting power generators and consumers at its nodes. The DC grid is described by nonlinear equations derived from Kirchhoff's law.
Kettemann, Stefan   +3 more
core   +1 more source

Sinopse do gênero Manihot Mill. (Euphorbiaceae) no Estado de São Paulo, Brasil

open access: yesHoehnea
Na família Euphorbiaceae o gênero Manihot destaca-se, principalmente, pela complexidade taxonômica. Trata-se de um gênero neotropical, com 98 espécies distribuídas do Texas até a Argentina.
Priscila Orlandini   +1 more
doaj   +1 more source

Distribution of \u3ci\u3ePelecinus Polyturator\u3c/i\u3e in Wisconsin (Hymenoptera: Pelecinidae), With Speculations Regarding Geographical Parthenogenesis [PDF]

open access: yes, 2017
The geographical distribution of Pelecinus polyturator in Wisconsin is summarized. Only five males have been recorded; a recently collected male from the University of Wisconsin Field Station in Ozaukee County represents the first male collected in the ...
Young, Daniel K
core   +2 more sources

The geographical distribution of Taphrinales in Poland

open access: yesActa Mycologica, 2014
The geographical distribution of the occurrence in Poland of the species of the Taphrinales order was discussed in the paper. Both the distribution of the host plants and the total distribution of these fungi was examined.
Bogusław Sałata
doaj   +1 more source

Detection and distribution of Craspedacusta sowerbii: Observations of medusae are not enough [PDF]

open access: yes, 2012
The freshwater cnidarian Craspedacusta sowerbii, native to the Yangtze valley, has invaded lakes and ponds throughout the world. Most distribution records have to date been based on observations of the medusa (jellyfish) stage, including numerous recent ...
Duggan, Ian C., Eastwood, Kevin R.
core   +2 more sources

First report of Sciopemyia vattierae (Le Pont & Desjeux, 1992) (Diptera, Psychodidae) from states of Amazonas and Pará, northern Brazil [PDF]

open access: yesCheck List
This study reports the first records of Sciopemyia vattierae (Le Pont & Desjeux, 1992) in the Brazilian states of Amazonas and Pará.
Salvador Paganella Chaves Júnior   +7 more
doaj   +3 more sources

A new record of Pseudoryzomys simplex (Winge, 1887) (Rodentia, Sigmodontinae) in the Mineira Forest Zone, Minas Gerais, Brazil [PDF]

open access: yesCheck List, 2019
Pseudoryzomys simplex (Winge, 1887) is a widely distributed rodent in South America, yet it is difficult to capture. In Brazil, it occurs in open areas such as the Chaco, Cerrado, and Caatinga.
Michel Barros Faria   +2 more
doaj   +3 more sources

Geographical distribution and social determinants of Tobacco 21 policy adoption and retail inspections in the United States, 2015–2019

open access: yesTobacco Induced Diseases, 2021
Introduction Tobacco control laws that raise the minimum age of tobacco sales to 21 years (T21) play a pivotal role in youth tobacco prevention, yet empirical data are sorely needed to inform enforcement, compliance efforts, and future legislation ...
Hongying Dai   +3 more
doaj   +1 more source

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