Poor Seed 99 



be treated in formaldehyde. Manns' recommends 

 that before planting, all seed should be soaked for 

 twenty minutes in a solution of one part of formalde- 

 hyde in 320 parts of water, i. e., i oz. of 40 per cent, 

 formaldehyde in 22 gallons of water. The cost of 

 this treatment is very small, 



' Manns, T. F., Ohio Agr. Expt. Sta. Bui. 228 : 255-297, 1911. 



