Forest Park plays a decisive role in ecotourism, because of its ability to provide visitors with close natural experience. In the construction urban ecological civilization,Forest also an indispensable part.In order make healthy and orderly development, this articlechooses Fuzhou National as example, based on AVC theory, combined questionnaire survey, then draw out factors that significantly af...

background: caffeine increases the camp production that stimulates spermatozoa movement. caffeine is also used for induction of in vitro acrosome reaction in mammalian spermatozoa, an important step in achieving fertilization. objective: the aim of this study was to assess the effect of caffeine on sperm's motility, vitality and laboratory fertilization rates in mouse in two t6 and m16 media. m...

Sperm vitality is a reflection of the proportion of live, membrane-intact spermatozoa determined by either dye exclusion or osmoregulatory capacity under hypo-osmotic conditions. In this chapter we address the two most common methods of sperm vitality assessment: eosin-nigrosin staining and the hypo-osmotic swelling test, both utilized in clinical Andrology laboratories.

MANY OF those who share an interest in the life sciences today, perhaps most, would agree with the claim that vitalism is obsolete. Some prominent biologists now use ‘vitalism’ as a derogatory label associated with lack of intellectual rigour, anti-scientific attitudes, and superstition (see, e.g., Dawkins, 1988). Other scientific commentators treat the term more seriously, but equally arrive a...

The article is devoted to the comprehension of problem manifestation personal vitality and its manifestations in difficult life situations, presented works various researchers-psychologists. Vitality seen as ability cope with one’s own life, result positive adaptation despite adverse conditions / or dangerous circumstances. characterized by a combination social intrapsychic processes that allow...

Objective: The purpose of this study was to present a model of factors affecting barriers to organizational vitality in government organizations (Case study: government organizations in Mazandaran province). Method: The method of this research was combined (qualitative-quantitative). In order to conduct this research, in addition to the documentary study, the content analysis technique with MA...