Eastern hemlock trees are a vital foundation species in Pennsylvania forests, supporting the ecosystem and enhancing ...

The polar vortex can have a significant impact on hemlock woolly adelgid (Adelges tsugae), though its effectiveness in ...

The new year ushered in an Arctic blast that has only recently let up. This extreme plunge in temperature is referred to as a ...

近日，国家市场监管总局（特殊食品）通过全国特殊食品标准化技术委员会（TC466）发布了多项关于保健食品原料的国家标准征求意见稿，涉及褪黑素、辅酶Q10、破壁灵芝孢子粉、螺旋藻和鱼油等关键原料，意见征集截止时间均为2025年5月11日。