three species of paratylenchus were collected and identified from vineyards and apple orchards in kermanshah province, western iran. descriptions, morphometric data, line drawings and microscopic photographs are provided for these three species. paratylenchus audriellus and paratylenchus straeleni are the two very closely related species, with a stylet longer than 40 µm, four lateral lines and ...

to determine the correlation between important traits with yield in barley through path analysis for selecting high yielding lines, three new lines of barley resistant to cold (c-81-13, c-81-11, c-81 -15), compared with valfajr (as control) were studied. this experiment was conducted in a randomized complete block design with three replications, during 2008 to 2010 in boyer ahmad city.a number ...

psa is a 33-kda serine protease that is produced predominantly by prostate epithelium. however, it has been shown that about 30-40% of female breast tumors produce psa and its production is associated with the presence of estrogen and progesterone receptors. we have now developed a new tissue culture system to study psa production in breast cancer and its association with prognostic factors suc...