the genus picea, a genus of about species of coniferous evergreen trees in the family pinaceae, found in the northern temperate and boreal (taiga) regions of the earth. spruces are large trees, from – metres tall when mature, and can be distinguished by their whorled branches and conical form. spruce...
the particle size and shape characterization of disperse systems with broad distributions is easily achievable. as the images of each single particle are evaluated individually the quality of singling out particles is of prime importance. the high speed and high resolution cmos cameras allow for optimal...