亚非非法捕杀犀牛行为增加(2)
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South Africa
rhino
Asia
India
Nepal
CITES
Wild Fauna and Flora
Doha
Qatar
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冬季暴风雪影响华盛顿樱桃树 Hints: Turkey Michigan Pacific Northwest George Washington Web site Mount Vernon VirginiaCherry trees are valued for their flowers but also for their wood and their fru...
联合国食品首脑会议令人失望(2)
联合国粮食峰会结果令人失望。Hints:RomeItalianSilvio BerlusconiGroup of EightKenyaAdam Barre DualeThe Food and Agriculture OrganizationAgriculture DepartmentSeveral countries promised to increase ...
慎用止疼药(2)
Hints: Percocet and VicodinThe committee was especially concerned about prescription drugs that combine acetaminophen with stronger painkillers. The experts recommended banning combination drugs ...
种植节水型农作物 (2)
Hints:Tommy Carter Monsanto DuPont SyngentaMore differences, or diversification, could better protect crops against climate changes that can reduce production. Those changes include water shortag...