LLUSTRATIONS. 
Page. 
Fig. 1 . Typical plant of buckhorn ( Plantago lanceolata L. ) 5 
2. Seeds of alfalfa (a); seeds of buckhorn (b) 6 
3. Alfalfa seeds (a); normal buckhorn seeds (b); immature or abnormal 
buckhorn seeds (c) 7 
4. Buckhorn seeds coated with a grade of sawdust too coarse to pass 
through a No. 22 mesh (a) ; similar seeds coated with sawdust passed 
through a No. 22 mesh and from which very fine particles have 
been screened out (6); similar seeds coated with very fine sawdust 
(c); similar seeds coated with white sand (d) 8 
5. Perforated sheet zinc for sieve to separate average grade of red clover 
and alfalfa seeds. Holes one-fifteenth inch 8 
6. Box screen designed by the writer, with interchangeable sliding frames 
for various sizes of mesh. Suggested for the use of the farmer who 
may raise but a few acres of clover or alfalfa 9 
7. The same screen shown in figure 6 with the frame withdrawn to show 
construction 9 
8. Mixed sawdust passed through a No. 22 mesh (a); sawdust of same 
grade as a but with fine particles (c) sifted out through a No. 36 
mesh (b) (the grade which should be used); fine sawdust sifted 
from b; too fine sawdust (c) 10 
9. Fescue chaff (a); buckhorn seeds coated with chaff (b) 11 
10. Small seed balls, each being a buckhorn seed to which alfalfa seeds 
cling 12 
[Circ. 2] 
4 
