aphid


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Words related to aphid

References in periodicals archive ?
This member of the ladybug family, more likely to stick around, prefers to feed on mealybugs but also eats aphids and young scale if mealybugs aren't present.
thuringiensis strains were responsible for the mortality of the exposed aphids and that the observed physical changes were induced by B.
50) resulted in a mortality above 50 % of the aphid after 48 hr of treatment but none of them was as toxic as Actara insecticide did (90.
To investigate the effect of the products in reducing aphid infestation, at 21 days after emergence, the cotton plants were subjected to aphid infestation by allowing them to contact other cotton plants inside the aphid-rearing cages for a period of 48h.
Lady beetles reduced aphid densities on goldenrod stems in 24-hr laboratory tests in this study, indicating that both native and non-native species have potential to acutely impact Uroleucon populations.
The researchers screened seedlings from 132 wild black raspberry populations for aphid resistance.
Minimum aphid population was found on Padmini and EL-Karim which were statistically at highest parameter.
COUNTRYSIDE: I read with interest the article by Paul Wheaton and Suzy Bean about ants and aphids in the July/ August issue.
In order to determine the duration of the pupal period, and to assess adult longevity and aphid consumption, observations were made daily.
Appoint part-time co-ordinators to conduct a forensic analysis of canola paddocks including management practices, aphid activity and weed levels that have contributed to the severity of the outbreak.
LAHORE -- Wheat growers have been advised to be vigilant against aphid attack as the crop is in sensitive stage of growing.
Russian wheat aphid (RWA), indigenous to Iran, Afghanistan, Southern Russia, and some Mediterranean countries, has now spread in many regions of the world.
This ferocious predator has natural enemies in its native countries but having been purposefully imported to North America in the late 1980's as a very affective aphid predator and accidentally imported into Europe and finally Britain in 2004, it is now eating native ladybirds in vast numbers, upsetting the natural balance, with potentially disastrous consequences.
By mid-August, as the lady beetle population peaked, the aphid population crashed.
An aphid picks up virus particles just by tasting the outer cell layers of a leaf.