Science news articles about 'Aphids'

  • A Little Bit Of Egg Makes Tracking Aphids Easier

    ... siphoning off juices from potato plants, the aphid can infect the plants with viruses that cause an estimated ... in yield losses. Now, tracking where and when the aphid is likely to transmit potato viruses could be easier ...
  • Aphids are sentinels of climate change

    ... and they are hence detected much earlier. This means that there are more aphids flying in spring and early summer, when crops ... ). As well as being important indicators of a changing climate, aphids can cause devastating damage to crops. They extract ...
  • Aphids Are Sentinels Of Climate Change

    ... , researchers have shown. One of the UK's most damaging aphids -- the peach-potato aphid (Myzus persicae) -- has been found to be flying ... for January and February combined. This year, the first aphid was caught on April 25, almost four ...
  • Genetic Damage In Minibacteria In Aphids And Ants Repaired By Faulty Copying

    Aphids (plant lice) and ants carry minibacteria that produce essential amino acids and vitamins ...
  • Genetic Damage In Minibacteria In Aphids And Ants Repaired By Faulty Copying

    Aphids (plant lice) and ants carry minibacteria that produce essential amino acids and vitamins ...
  • Biocontrol Option for Soybean Aphid Tested

    ... tiny parasitic insects to control soybean aphids in South Dakota and neighboring states. The hope ...
  • Find the aphid

    ... . Eventually, the development of the parasitoid larva is fatal for the aphid concerned. The authors predicted that the areas littered ... while the wasps are investigating the decoys. According to the authors, "Aphids release an alarm pheromone when they are under parasitoid ...
  • Aphids Leave Old Exoskeletons Near Their Colonies, As Decoys

    ... exoskeletons, called 'exuviae', in and around their colonies, aphids gain some measure of protection from parasites. Parasitoid ...
  • Minnesota Partnership targets aphids

    ... an insecticide that is safe for humans but will kill the soybean aphid, a bug that's been ravaging Minnesota crops. Their findings ... all acetylcholinesterase (AChE) activity in the greenbug and the soybean aphid, but without inhibiting AChE in humans," says Dr ...
  • Medical Students Target Aphids With Insecticide Safe For Humans

    ... is to develop an insecticide that is safe for humans but will kill the soybean aphid, a bug that's been ravaging Minnesota crops ...
  • Aphids' sticky suicide missions

    Aphid soldiers are capable of tissue engineering efforts and even the ultimate sacrifice, researchers find.
  • Aphids borrowed bacterial genes to play host

    ... microbe, which infects a high proportion of insects. The aphid strain used for the study is free from Wolbachia and other closely ... of an infection in the distant past. The evidence suggests that the aphids use these acquired genes to host Buchnera, which has lost ...
  • Aphids Borrowed Bacterial Genes To Play Host

    ... cells called bacteriocytes. Buchnera are vital to the aphids well being as they provide essential amino acids that are scarce in its diet. New research suggests that the aphids' ability to host Buchnera depends on genes ...
  • 'Natural' nitrogen-fixing bacteria protect soybeans from aphids

    ... of entomology. "The rhizobia had to be transferred here." The soybean aphid is also not native to North America. This pest only began ... colonizing soybean plants and the plants' infestation with the aphids. "Our results demonstrate that plant–rhizobia interactions ...
  • Yo, aphid, I’m red and I’m bad

    Aphids don’t fare as well on apple trees with leaves that turn red in the fall

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