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Illinois' Solution to Asian Carp Invasion: Eat Them The Asian carp, a species of fish brought from China to the U.S. several decades ago, is a growing concern in the midwest state of Illinois. The number of Asian carp in the states waterways has soar
VOA标准英语2011年(九月)
If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning
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Asian Carp now outnumber native fish in many areas of the United States and their expansion particularly threatens the fragile ecosystems of the Great Lakes. In an effort to control algae growth, catfish farmers in the southern United States introduc
VOA标准英语2010年(七)月
Commerical fisherman Chad Isaak and a partner haul in a boatload of invasive Asian Carp, Jul 2010 The multi-billion-dollar commercial fishing industry in the Great Lakes region of the United States employs more than 800,000 people, but is threatened
VOA标准英语2010年(七)月
Warning: This is a rather scary story, particularly if you are a very small tadpole. Halloween is the most frightening night the year, or it is the most scrummy night of the year, depending on whether you are on the right end of a trick or a treat. P
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Protamine sulfate is a drug that reverses the anticoagulant effects of liver compounds such as heparin. Protamine is extracted from the sperm of salmon and other species of fish, and then made into a protamine sulfate injection which is a necessary d
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