In recent years, marine natural products have continued to serve as a pivotal resource for novel drug discovery.Globally, the number of studies focusing on Porifera has been on the rise, underscoring their considerable importance and research value.Marine sponges are prolific producers of a vast array of bioactive compounds, including terpenes, alk

Slot waveguides are becoming more and more attractive optical components, especially for chemical and bio-chemical sensing.In Bags this paper an accurate analysis of slot waveguide fabrication tolerances is carried out, in order to find optimum design criteria for either homogeneous or absorption sensing mechanisms, in cases of low and high aspect

Nature-based tourism is stimulated by the aesthetic properties of landscapes, and particular elements of the latter determine the overall scenic beauty.Big stones on forested mountain slopes are among such elements.The Partisan Glade geosite-based tourist destination ofthe Western Caucasus in southwestern Russia is distinguished by the occurrence o

Nutrient management is important for citrus production and regular nutrient assessment should be conducted to optimize nutrient balance and prevent deficiencies or over fertilization.Optimal nutrition is important for tree health and productivity and can improve tolerance to stresses and diseases.Good nutrient management requires regular field moni