During the past few decades there has been a steady increase in global production of poultry meat and eggs. Although the high nutritive value of eggs and poultry meat has resulted in increasing demand, food quality and safety factors are becoming increasingly significant in determining market value of poultry products. Poultry production is one of the fastest growing sectors of Iranian agricult...

this paper is a brief review of what has been carried out on the epidemiology of coetaneous leishmaniasis in mashad research station during the period 1964 through 1967. according to these studies; nine different foci of the disease exist in the province of khorassan. the disease is of urban type in the city of mashad and of rural type in sarakhs and lotfabad areas. the epidemiological type of ...

Few studies have examined the partitioning of organic matter in upwelling systems, despite the fact that these systems play a key role in carbon and nitrogen budgets in the ocean. We examined the production and partitioning of phytoplankton-derived organic matter in deck incubations off Oregon during the upwelling season. During exponential growth of the phytoplankton, $78% of total accumulated...

Bunching onion as well show great variability in seed yield among cultivars. Understanding the role of floral rewards and attractants to pollinator species is crucial improving crop yield. Nectar sugar concentration one most important factors affecting bee–flower interaction. The objective this work was determine differences nectar composition between bunching lines grown same location during t...

in order to study the effects of planting systems on quantitative and qualitative characteristics of some onion genotypes, an experiment was conducted in a split plot arrangement in randomized complete block design with three replications in behbahan agriculture research station for two years (2012-2014). in this study two planting systems: onion set and transplant were assigned to main plots a...

Removing excess biomass from fire-hazardous forests can serve dual purposes: enhancing the health and sustainability of forest ecosystems and supplying feedstock for energy production. Considerable efforts have been made to estimate the quantity of this biomass available on the ground, yet availability does not necessarily translate into actual supply. This seems especially evident for nonindus...

the main purpose of this study was to estimate the market demand of tractor stock in africa, west asia and other target markets for iran manufactured tractors. box and jenkins, and exponential smoothing methods were applied, using data from 1961 to 2006. results indicated that demand for tractor stock in the target markets will be approximately 533 thousand sets in 2012 and consequently the ann...

Onion plant is an indispensable additive for meals in the world and our country. It important strategic agricultural product containing phytochemicals effective treatment of various diseases, as a medicinal aromatic plant, well consumption food humans. In light statistical information examined, it seen that there are changes supply onion to market from year year. The reasons this seem be annual...