Abstract The article describes the expansion within Khentei-Chikoy Highlands (Eastern Siberia and North-Eastern Mongolia) of range a rare bird species, Chinese bush warbler ( Locustella tacsanowskia (Swinhoe, 1871)). Based on results long-term observations, characteristics habitats this species are given. It is shown that Siberian pied beetle has fairly wide distribution in territory both fores...

BACKGROUND Human plague caused by Yersinia pestis remains a public health threat in endemic countries, because the disease is associated with increased risk of mortality and severe economic and social consequences. During the past 10 years, outbreaks of plague have occasionally occurred in Vietnam's Central Highlands region. The present study sought to describe and analyse the occurrence of pla...

Florida ranks first in citrus production, with nearly 68% of all U.S. citrus growing in the season 2005–2006. Most of the citrus groves are located from central to south Florida, and agricultural irrigation permitting is regulated by three of Florida’s five water management districts. Most of the permitting for citrus production in Highlands, Polk and Hillsborough counties is conducted by the S...

We examined the potential use of lead (Pb) isotopes to source archaeological materials from the Maya region of Mesoamerica. The main objectives were to determine if: 1) geologic terrains throughout the Maya area exhibit distinct lead isotope ratios (206Pb/204Pb, 207Pb/204Pb, and 208Pb/204Pb), and 2) a combination of lead and strontium ratios can enhance sourcing procedures in the Mesoamerica re...