Plants
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Plants
Parasitic plant gets more than a meal
The parasitic vine known as dodder really sucks. It pierces the tissue of other plants — some of which are important crops — extracting water and nutrients needed for its own growth. But it also consumes molecules that scientists could manipulate to bring on the parasite’s demise.
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Plants
Parasite Godzilla
Parasites are small but have a big impact. An estuary study reveals that these little annoyances add up to a lot of biomass.
By Susan Milius -
Ecosystems
Tracing Tahitian vanilla
The discovery of Tahitian vanilla’s heritage could set off a custody battle between nations.
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Ecosystems
Ecosystem engineers
Nonnative earthworms are deliberately burying ragweed seeds, enhancing the weed’s growth, researchers report.
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Agriculture
Bee-Loved Plantings
Zipcode-organized guidelines tell gardeners, farmers and others how to design a landscape that will not only entice pollinators but also keep these horticultural helpers happy.
By Janet Raloff -
Plants
Move it or lose it
Climate change may have dire consequences for California’s native plants, which may need to take refuge in some the areas under pressure for development.
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Plants
Forest invades tundra
The Arctic tundra is under assault from trees, with serious implications for global climate change.
By Janet Raloff -
Agriculture
A vanilla Vanilla
The orchid that gives us vanilla beans has startlingly low genetic diversity, suggesting crops might be susceptible to pathogens, researchers report.
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Archaeology
Resurrection of a biblical tree
Date palm pit found at Masada sprouts at age 2,000, becoming the oldest known seed to germinate.
By Amy Maxmen -
Climate
Goldilocks tree leaves
Leaves mostly keep their cool (or warmth) wherever they live, a finding that might affect reconstructions of past climates.
By Susan Milius -
Ecosystems
Better than a local lady
Orchids lure male pollinators by mimicking the scent of out-of-town female bees.
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Plants
One gene, many shapes
A single genetic change may lead to the notable diversity of leaves seen in Galapagos Island tomato plants.
By Tia Ghose