in order to investigate the effects of fertilizer types and irrigation regimes on quantitative criteria of three medicinal plants: lavander, rosemary and hyssop, an experiment was conducted at research field of faculty of agriculture, ferdowsi university of mashhad, during two growing years of 2007-2010. a split-split plot design with three replications was used. treatments were three irrigatio...

assessment of rangeland ecological characteristics have been proposed as an important factor in reviewing and monitoring the effects of various management measures and it demands different tools for quantifying and offering a reasonable criterion for comparison of different managements. for this purpose, the landscape function analysis (lfa) method is capable of displaying the structural and fu...

clostridium perfringens is an important cause of enteric diseases in both human and animals. the bacteria produce several toxins which play key roles in the pathogenesis of diseases and are classified into five toxin types, on the basis of the differential production of alpha, beta, epsilon and iota toxins. in this study a single pcr assay was developed and used for detection of cpb2 gene to id...

In conceptualizing animal welfare, it is useful to distinguish among three types of concepts. 'Type l' are single, measurable attributes. 'Type 2' are single attributes that cannot be measured directly but can be estimated by correctly combining various contributing attributes. 'Type 3' are concepts involving multiple attributes which are grouped together because they serve some common function...

Diabetes mellitus is a potentially morbid condition with high prevalence worldwide thus the disease constitutes a major health concern. The search for compounds with novel properties to deal with the disease condition is still in progress. This makes the use of experimental models for the disease imperative. Appropriate experimental models are considered as an essential tool for understanding t...

Background: Absence epilepsy is a brief non-convulsive seizure that associated with sudden abrupt in consciousness. Because of the unpredictable occurrence of absence seizures and ethic limitation of human investigation on the pathogenesis and drug assessment led to the tendency to animal models. The aim of this paper is reviewing the advantages and disadvantages of several animal models of non...