woolly poplar aphid, phloeomyzus passerinii (signoret), is considered as an important and serious pest of poplar in iran and many countries. during 2002-2003, resistance and susceptibility of 12 poplar clones to p. passerinii were evaluated in hamedan province of iran. number of formed aphid colonies found in a surface unit was counted three times during a growing season. the clones populus alb...

sepahan is a new bread wheat cultivar derived from progenies of a cross made between azadi cultivar and some high yielding and resistant to rust advanced lines. all selections were made in kelardasht and iranshahr stations and early evaluations in karaj. it was also studied in regional uniform yield trials in moderate stations including kaboutar abad. results revealed that this line is more tol...

Earthquake is considered as one of the most catastrophic disasters in Iran, in terms of both short-term and longterm hazards. Due to the particular financial and time constraints in Iran, quickly constructed post-earthquake houses (PEHs) do not fulfill the minimum requirements to be considered as comfortable dwellings for people. Consequently, people often transform PEHs after they start to res...

The progress of the textile industry has led to a severe increase in discharge colored effluents, polluted with dyes and metal ions (non-biodegradable, carcinogenic humans environmental hazards). implementation effective methodologies materials for treatment wastewater become an urgent requirement. present work describes application two samples mineral materials—Ghidirim diatomite modified diat...