But unlike other gems, where a low quality stone may still last generation to generation, this is not the case with poorqualitypearlsif by 'poorqual- ity" we mean thin-nacre In my opinion, none of.the.'quality' factors reports on pearls, most labs indi- cate only whether or not the ...
The diameter of the gap (often an average of the length, which is the longest distance from gap edge to gap edge, and the width, which is the longest distance perpendicular to the length) in relation to the mean height of canopy trees surrounding the gap (D:H), has been reported by ...
This means that the mean period of the quadrennial wave is a multiple of the mean period of the annual QSW, that is, 4 years precisely. Stimulation of the quadrennial QSW from the ENSO results from the evaporation of subsurface warm waters when they are raised to the surface in the ...
The mean age at their first survey was 7.5 ± 1.77 years (Table 1). Subjects who developed allergic disease tend to be younger, have a parental history of allergic disease and past history of bronchiolitis than subjects without allergic disease. There was no significant difference in family ...