somayyeh bayat and ali sepehri * department of agronomy and plant breeding, faculty of agricultre, bu-ali sina university of hamedan, iran       *corresponding author: e-mail. [email protected], [email protected]   received: 31 may 2012  accepted: 8 october 2012   abstract growth and yield of maize is seriously restricted by water deficit. salicylic acid (sa) and paclobutrazol )pbz) indu...

this study was carried out to investigate the effects of salinity levels (0, 2, 4, 7 and 10 ppt) on growth indices, blood biochemical parameters, and body composition in rutilus frisii kutum fingerlings (initial weight 1.330.02 g) during 60 days. results indicated that the highest rates of daily growth, specific growth and weight gain per fish were obtained at the levels of 4 and 2 ppt (p0.05)...

extended abstract 1. introduction today the irregular growth of the population and its illogical distribution across natural and cultural environments of different communities has necessitated sustainable development in response to the unstable conditions of cities. mashhad is a city with fast growth and development but with no clear plan, especially after land reform program. in this sense, th...

to determine the relative salt tolerance and/or resistance in seedlings of pistachio genotypes, four pot experimentswere conducted. in experiments 1 and 2, the effects of salinity on growth indices were studid. experiments were donein the form of split plot based on rcbd. in each experiment, mainplots consisted of different electrical conductivitiesof irrigation water (eciws). in experiment 1, ...

background: shell is one of the most important by-products of shrimp processing methods which can potentially pollute the environment, whereas shrimp shell contain large amounts of chitin and chitosan and can be used as immune and growth stimulator in aquaculture. objectives: the purpose of present study was to investigate the effect of oral administration of chitosan extracted from litopenaeus...