Samples of Rotifera genus Brachionus were collected from Al-Barka and Al-Nagara region in Al- Hammar Marsh, South Iraq. Remarks on the taxonomy notes 6 species a monthly density each recorded during study period Feb-2006 to Jan-2007.The highest value total was 2.78 ind /l May -2006, whereas lowest 0.01 reported March-2006.

The Conference on Advances in Databases and Information Systems (ADBIS) was initiated by the Moscow ACM SIGMOD chapter, and started in 1993 as a mainly Russian national event. Since then, it has been morphed into a high-quality internationally visible scientific forum in the area of the databases and information systems. The key aim of ADBIS is to diffuse state-of-the-art research results into ...

The effect of access to buckwheat flowers (Fagopyrum esculentum Moench; Polygonales: Polygonaceae) or vetch extrafloral nectaries (Vicia sativa L. cv. ‘cahaba white’; Fabales: Fabaceae) on the fitness of Anagyrus pseudococci (Girault) (Hymenotpera: Encyrtidae) (a parasitoid of the vine mealybug, Planococcus ficus [Signoret]) (Hemiptera: Pseudococcidae) was determined in the laboratory. Female A...

Privacy is an important challenge facing the growth of the Web and the propagation of various transaction models supported by it. Decentralized distributed models of computing are used to mitigate privacy breaches by eliminating a single point of failure. However, end-users can still be attacked in order to discover their private information. This work proposes using distributed hierarchical ne...

Investigation on structure and dynamics of natural forest ecosystems is an important issue for silvicultural decisions. The aim of this study is to analysis dynamics and structure of a beech stand during 5-year period in the Shast Kalateh forest in the Caspian region, North of Iran. Data were collected from a 16.9ha permanent research plot established in a natural unlogged stand in 2006. All li...