Alfalfa leaves easily break off from the stem making it difficult to subsample a portion of unground material. The larger screen size quickly breaks up the sample.
Any material left in the grinder is added to the sample.
An air hose or vacuum cleaner is used to clean out mill between samples. The coarse sample is placed in a large blender for one minute to remove stratification of material after grinding. Pour the sample from the blender cup into a tub. Spread out the sample into a uniform layer. Then use a 4 oz.