| 1. | Exotic plant species include leafy spurge, Canada thistle and sweet clover.
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| 2. | The species is a minor economic pest of sweet clover.
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| 3. | Adults primarily feed on nectar from various plants, particularly sweet clover, goldenrod, and Brazilian pepper.
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| 4. | The identity of the anticoagulant substance in spoiled sweet clover remained a mystery until 1940.
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| 5. | The best honey, Miller said, comes earliest in the season when the alfalfa and sweet clover are blooming.
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| 6. | Adults feed on nectar from marigold, knotweed, spearmint, wild marjoram, cucumber, dogbane, white sweet clover, and white clover.
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| 7. | Adults feed on nectar from flowers of blackberry, white sweet clover, dogbane, sunflower, crimson clover and probably others.
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| 8. | Pharmaceutical ( modified ) coumarins were all developed from the study of sweet clover disease; see warfarin for this history.
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| 9. | Schofield elucidated the etiology and pathology of mouldy sweet clover poisoning, which led to the discovery of the anticoagulant warfarin.
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| 10. | A few varieties of sweet clover have been developed with low coumarin content and are safer for forage and silage.
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