Show new wool test Is good guide for sheep breeders by the application of a simple method coupled with the assistance of dry cleaning establishments sheep breeders may determine from a small sample the clean wool yield and dens ity of the fleeces of their sheep this Is the judgment of dr john I 1 hardy of the united states depart ment merit of agriculture fiber technologist of the bureau of animal industry who has been seeking to develop a rapid and inexpensive test for the density of fleece and for clean wool yield the procedure consists in shearing with clippers a swath of wool 1 inch wide and 4 inches long from the side of the sheep weighing the sample dry cleaning it by the ordinary dry cleaning process and weighing it again prom from the difference between the two weights the percentage of yield of clean dry wool can be corn com buted for the sample this percent age when applied to the weight of the fleece shows approximately how much clean wool the fleece will yield this information Is of practical value in selecting breeding animals the wool sample is taken from a measured area of skin and furnishes the basis for calculating the weight of clean dry wool per square inch of skin sur face as an expression of the density of the fleece |