LABORATORY MANUAL IN FIELD CROPS 55 



Plumpness : well rounded out on both sides on close ex- 

 amination. 



Luster : bright and shiny. 



Odor : sweet, free from musty, bin, or off odors. 



Weed seed : free from foreign seeds. 



Dirt : foreign material should not be present. 



Weathering : dull appearance, stick together, objectionable. 



Cut one and one-half points for each pound less than the 

 standard weight per bushel. 



REFERENCES 



Farmers' Bulletin No. 27, Flax for Fiber. 



Farmers' Bulletin No. 274, Flax Culture. 



Bailey's Cyclopedia of American Agriculture, Vol. 2, pp. 293-394. 



Wilcox and Smith's Cyclopedia of Agriculture, pp. 50-52. 



Livingston's Field Crop Production, pp. 354-355. 



