ziziphus spina-christi are distributed in arid and semi-arid regions of world. most of these areas are subjected to soil salinity. so, the aim of this study was to find out the effects of different nacl concentrations on z. spina-christi seedlings growth, in the presence of a number of single and dual amf inoculums, to provide some information about possible effects of amf under salinity condit...

Fenugreek (Trigonella foenum-graecum) is an aromatic plant that yields secondary metabolites, continuously used for the readiness of food and medicines. The current study conducted to assess impact inoculation mycorrhiza on growth Trigonella foenum-graecum in different soil samples. presents two arrangements treatment experimental control pots. Different samples were obtained from areas In pots...

this experiment was conducted to investigate the effects of four medicinal plants with antibacterial property on immune system and ileum bacteria population of broiler chicks.a total 336 day-old male ross broiler chicks were used in a crd design with 6 treatments and 4 replicates per each treatment. cuminum l, mentha piperita l, achillea l, teucrium polium l, in levels of 1.5, 0.3, 0.2 and 0.2 ...

Background: There is no direct evidence for an animal model of Helicobacter pylori induced duodenal ulcer. Aim: In this study we evaluated the roles of bacterial strain and age of experimental animals in induction of duodenitis and duodenal ulcer in Mongolian gerbils after H pylori infection. Methods: Specific pathogen free Mongolian gerbils were inoculated orally with three bacterial strains (...

BACKGROUND Switchgrass is one of the most promising bioenergy crop candidates for the US. It gives relatively high biomass yield and can grow on marginal lands. However, its yields vary from year to year and from location to location. Thus it is imperative to develop a low input and sustainable switchgrass feedstock production system. One of the most feasible ways to increase biomass yields is ...

An outbreak of severe acute respiratory syndrome (SARS) in humans, associated with a new coronavirus, was reported in Southeast Asia, Europe, and North America in early 2003. To address speculations that the virus originated in domesticated animals, or that domestic species were susceptible to the virus, we inoculated 6-week-old pigs and chickens intravenously, intranasally, ocularly, and orall...

In recent years, multidrug-resistant (MDR) Salmonella enterica serovar Heidelberg (S. Heidelberg) has been associated with numerous human foodborne illness outbreaks due to consumption of poultry. For example, in 2011, an MDR S. Heidelberg outbreak associated with ground turkey sickened 136 individuals and resulted in 1 death. In response to this outbreak, 36 million pounds of ground turkey wer...

citrus is one of the most important fruit crops in iran. among the citriculture areas of iran, mazandaran province has the highest acreage (about 100,000 ha), production and number of varieties nationwide. unauthorized importation of citrus species and cultivars and propagation by growers and nurserymen have led to perpetuation and spread of virus, viroid and other graft-transmissible pathogens...