358,592 research outputs found
Nomenclatural notes on Chalepini and Sceloenopliini (Coleoptera: Chrysomelidae: Cassidinae)
The authorship and type species of the genera Acentroptera and Metazycera are reviewed. The correct author of Acentroptera is Guérin-Méneville, 1844; Acentroptera dejeani Guérin-Méneville, 1844, is here designated as the type species. Metazycera is the correct spelling of the genus described by Chevrolat, 1837; the type species is Hispa trimaculata Olivier, 1808, by monotypy; Metaxycera Baly, 1864 is an unjustified emendation
Curtis\u27s botanical magazine.
v.70=ser.2:v.17 (1844) [no.4048-4131
The Enigma of Electability: How Do Voters Predict Who Can Win?
Ideological moderation is often assumed to inform a candidate\u27s electability. This article examines the effects of a voters’ perceptions of a candidate’s ideology on the voters’ belief in the candidate’s ability to win the election. Using data from the American National Election Survey from 2008 and 2016, the paper compares the effect of the perceived ideology of a candidate and individuals\u27 predictions about the candidate that will win. Opinions regarding Barack Obama, Hillary Clinton, John McCain, and Donald Trump are analyzed. The results suggest that for the Democratic candidates, voters who believed them to be more moderate or conservative were more likely to believe they would win than those who thought they were more liberal. However, the results suggested no similar relationship existed for the Republican candidates with no effect of ideological moderation on election outcome predictions
First Record of \u3ci\u3eAphis Helianthi\u3c/i\u3e (Homoptera: Aphididae) as a Pest of Celery
In 1989, the aphid Aphis helianthi severely damaged five of 10 scouted celery fields in west central Michigan. In 1990 and in 1991, A. helianthi again was a problem. reaching pestiferous levels in three of 10 and two of 10 scouted fields. respectively. This insect has not been reported previously as a pest of celery or any other commercial crop. Insecticide efficacy studies showed that some of the most commonly used insecticides are ineffective against A. helianthi. Resistance or tolerance to insecticides may explain its new status as a pest
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