BOVEDA, the Bolivian Vegetation Ecology Database: first stage, the Chacoan forests

The Chacoan World Identity

Forests, savannas, and grasslands: bridging the knowledge gap between ecology and Dynamic Global Vegetation Models

The forest, savanna, and grassland biomes, and the transitions between them, are expected to undergo major changes in the future due to global climate change. Dynamic global vegetation models (DGVMs) are very useful for understanding vegetation dynamics under the present climate, and for predicting its changes under future conditions. However, several DGVMs display high uncertainty in predictin...

Wisconsin Vegetation Database – plant community survey and resurvey data from the Wisconsin Plant Ecology Laboratory

Legacy data provide valuable baselines for assessing ecological changes. Excellent baseline data for Wisconsin's plant communities exist because of the surveys conducted by J.T. Curtis and colleagues (the Wisconsin Plant Ecology Laboratory or PEL) in the 1940s and 1950s. They surveyed > 2,000 sites to test how plant community composition varies along environmental gradients. These sites include...

efl students gender and socioeconomic status: the use of politeness strategies in the first and second languages

within the components of communicative competence, a special emphasis is put on the “rules of politeness,” specifically the politeness strategies (brown and levinson, 1978) that speakers deploy when performing the request speech act. this is because the degree of imposition that making a request places upon one’s interlocutor(s) has been seen to be influenced by several factors among which, as ...

Effect of Partograph on the First Stage of Delivery

ABSTRACT This study examined the effect of partograph on the first stage of deliverly in Pregnant women who came to the deliverly section of AL-Zahra Educational hospital in 1999-2000. In this semi- experimental study 218 samples are collected and the data collection tool was Partagraph that used in labors. Data analysis indicated that using Partograph had decreased the number of cesarean. In...