Meet the most common botanical interlopers you're likely to find in your garden or vegetable patch, and learn how to treat ...

Wet conditions this winter have resulted in almost complete disturbance in and around hay feeding areas. Even well designed ...

传统观点认为，莱曼草的成功入侵得益于它在养分获取、抗放牧、耐旱和耐火烧等方面的优势。 可当研究人员将莱曼草与当地的亚利桑那棉顶草（Digitaria californica，DICA）进行对比时，却发现了许多矛盾之处。例如，虽然莱曼草的地上部分碳氮比看似更利于养分 ...

虫卵孵化后，研究人员为幼虫提供了四种在采集地生长的草类 ——Pennisetum clandestinum、Bromus catharticus、Paspalum dilatatum和Digitaria sanguinalis，观察幼虫对食物植物的选择。幼虫在室内饲养至成虫，饲养过程中，研究人员每天为幼虫提供新鲜的偏好草类，并对其各个 ...

Abstract: Background: Numerous studies have described junglerice (Echinochloa colona) competitiveness against crops, but its behavior concerning plant density as an outcome of intraspecific ...