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Tag: "citrus" at biology news

Organic is healthier: Kiwis prove that green is good

...ones, hesperidin and naringin, were extracted from citrus fruits and fed to rats split into groups with some receiving high levels of cholesterol in their diet. Shela Gorinstein of The Hebrew University in Jerusalem found that after 30 days cholesterol levels in rats' blood reduced by around 20-25% in those...

Parasitic plants sniff out hosts

...iety of crops including tomatoes, carrots, onions, citrus trees, cranberries and alfalfa and reported their finding in today's (Sept. 29) issue of Science. Dodder grows throughout the world and is a difficult pest to eliminate because chemicals that kill the parasite also often kill the host plant. "There ...

Orange, grapefruit juice for breakfast builds bones in rats

...a couple of Texas researchers say the real hero is citrus juice. Orange and grapefruit juice regularly give...he said. "So we need to find out which compound in citrus caused this." Patil suspects "limonoid,"a natural citrus compound, which has been increasingly stud...

UCR researchers design chip that can improve citrus varieties

...he GeneChip® Citrus Genome Array ?that can improve citrus varieties and suggest ways to better manage them. ...determine which genes are turned on in a tissue of citrus ?genes that are associated with taste, acidic content and disease, for example ?the chip provides in...

Losing sleep undoes the rejuvenating effects new learning has on the brain

...could see and smell the exit platform, which had a citrus odor. The researchers moved the platform every fourth trial, requiring the animal to rely on its senses, not on memory, to find it. This task did not engage the hippocampus because the rat did not need a mental map of the pool to reach the platform, ...

Quick identification needed to save Florida's citrus industry from devastating disease

The recent discovery of citrus greening (huanglongbing) in samples collected from...definite threat to Florida's $9 billion commercial citrus industry. Proper identification and eradication methods are needed to reduce the amount of crop loss...

From a Few Wild Ancestors, a Citrus Cornucopia

...r the nation’s largest collection, or genebank, of citrus trees. The trees, as well as their seeds, budwood,... essential genetic information needed to start new citrus plants. The citrus genebank -- a University of California-Riverside (UCR) resource that is used coo...

Bugs, even 'bad' ones, can be educationally beneficial, new book says

...rted from Australia, threatened California's early citrus industry. At times these pests, whose sucking beaks are permanently attached to and suck juice out of leaves, infested trees so densely that the trees appeared to be covered with snow. Introduction of 129 Australian ladybird beetles (Rodolia cardina...

Stealth Worms May Improve Insect Pest Control

...g native species of EPN for pest control trials in citrus and iceberg lettuce, with funding from the Arizona...rg Lettuce Research Council. Ninety percent of the citrus orchards in the state have the parasitic citrus nematode. "We're looking for options in pest contro...

Ancient olfaction protein is shared by many bugs, offering new pest control target

...coding sequence among the fruit fly, the medfly (a citrus pest), the corn earworm moth (which damages corn and tobacco), and Anopheles gambiae, the malaria mosquito. When the medfly, moth, and mosquito versions (or "orthologues") of Or83b were expressed in fruit flies that were missing their own version of ...

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