The botanical and commodity characteristics are given, the physiological functions of calamus root indicated. methods used to study its quantitative qualitative composition nutrients, including physiologically active substances antiradical activity, given. general chemical is investigated, results mineral presented, it established that rich in potassium, calcium, magnesium, phosphorus, as well ...

plantation of fast-growing species such as poplar is one of the important methods for wood production in the countries with low natural forest areas. physiological differences of populus deltoides clones planted through three decades in shast kalate research forest are unknown. peroxidase enzyme in this research was used for clone separation as a biochemical marker that is sensitive to environm...